DeCS 2008 - March 17, 2008 version

Alphabetic Index of Descriptors


O Antigens

O(6)-AGT use O(6)-Methylguanine-DNA Methyltransferase

O(6)-Methylguanine Methyltransferase use O(6)-Methylguanine-DNA Methyltransferase

O(6)-Methylguanine-DNA Methyltransferase

O-Acetyl-ADP-Ribose

O-Acetylserine Sulfhydrylase use Cysteine Synthase

O-Demethylases use Oxidoreductases, O-Demethylating

O-Specific Polysaccharides use O Antigens

OAS use Organization of American States

OB Receptor use Receptors, Leptin

OECD use Organization for Economic Co-operation and Development

OEI use Organization of Ibero-American States for Education, Science and Culture

OHSAS 18000

OKM5 Antigen use Antigens, CD36

OMIM use Databases, Genetic

OMP Proteins use Bacterial Outer Membrane Proteins

ORFs use Open Reading Frames

OSHA use United States Occupational Safety and Health Administration

OTC Drugs use Drugs, Non-Prescription

OX40 Ligand

Oak Tree use Quercus

Oak, Poison use Toxicodendron

Oases

Oats use Avena sativa

Ob Protein use Leptin

Obese Mice use Mice, Obese

Obese Protein use Leptin

Obesity

Obesity Hypoventilation Syndrome

Obesity, Morbid

Obidoxime Chloride

Object Attachment

Object Relations use Object Attachment

Objective Symptoms use Signs

Obligation, Social use Social Responsibility

Obligatory Vaccination

Observation

Observation Errors use Observer Variation

Observational Studies

Observer Bias use Observer Variation

Observer Variation

Obsessions use Obsessive Behavior

Obsessive Behavior

Obsessive-Compulsive Disorder

Obsessive-Compulsive Personality use Compulsive Personality Disorder

Obstetric Labor use Labor, Obstetric

Obstetric Labor Complications

Obstetric Labor, Premature

Obstetric Surgical Procedures

Obstetrical Analgesia use Analgesia, Obstetrical

Obstetrical Forceps

Obstetrical Nursing

Obstetrics

Obstetrics and Gynecology Department, Hospital

Obstructions (Sewerage)

Obstructive Hydrocephalus use Hydrocephalus

Obstructive Sleep Apnea use Sleep Apnea, Obstructive

Obstructive Subaortic Conus use Pulmonary Subvalvular Stenosis

Obturator Hernia use Hernia, Obturator

Obturator Nerve

Obturators, Palatal use Palatal Obturators

Occipital Bone

Occipital Encephalocele use Encephalocele

Occipital Lobe

Occipital Region Trauma use Craniocerebral Trauma

Occluded Front

Occluding Junctions use Tight Junctions

Occlusal Adjustment

Occlusal Equilibration use Occlusal Adjustment

Occlusal Force use Bite Force

Occlusal Guidance use Dental Occlusion

Occlusal Plane use Dental Occlusion

Occlusal Splints

Occlusal Wear, Restoration use Dental Restoration Wear

Occlusive Dressings

Occult Blood

Occult Primary Neoplasms use Neoplasms, Unknown Primary

Occultism

Occupational Accidents Registry

Occupational Air Pollutants use Air Pollutants, Occupational

Occupational Cancer

Occupational Dentistry

Occupational Dermatitis use Dermatitis, Occupational

Occupational Diseases

Occupational Exposure

Occupational Groups

Occupational Health

Occupational Health Nursing

Occupational Health Physicians

Occupational Health Policy

Occupational Health Program

Occupational Health Services

Occupational Medicine

Occupational Mortality

Occupational Noise use Noise, Occupational

Occupational Risks

Occupational Safety use Occupational Health

Occupational Safety and Health Administration (U.S.) use United States Occupational Safety and Health Administration

Occupational Standards use OHSAS 18000

Occupational Therapy

Occupational Therapy Department, Hospital

Occupations

Ocean Disposal of Hazardous Waste

Ocean Dolphins use Dolphins

Ocean Wave

Oceania

Oceanic Ancestry Group

Oceanic Area

Oceanic Flow

Oceanic Plate

Oceanic Pollution use Sea Water Pollution

Oceanic Ridge

Oceanic Slope

Oceanic Storm use Marine Storm

Oceanic Trench

Oceanographic Chemistry

Oceanographic Survey

Oceanography

Oceanology use Oceanography

Oceanospirillaceae

Oceans and Seas

Ocelots use Felidae

Ochanostachys use Olacaceae

Ochlerotatus

Ochna use Ochnaceae

Ochnaceae

Ochotona use Lagomorpha

Ochradenus use Resedaceae

Ochratoxins

Ochre Suppressor Genes use Genes, Suppressor

Ochrobactrum

Ochrobactrum anthropi

Ochroma use Bombacaceae

Ochromonas

Ochronosis

Ochrosia

Ocimum

Ocimum basilicum

Ocimum canum

Ocimum sanctum

Ockelbo Virus use Sindbis Virus

Ocotea

Oct-1 Transcription Factor use Octamer Transcription Factor-1

Oct-2 Transcription Factor use Octamer Transcription Factor-2

Oct-3 Transcription Factor use Octamer Transcription Factor-3

Oct-6 Transcription Factor use Octamer Transcription Factor-6

Octadecanoates use Stearates

Octadecanoic Acids use Stearic Acids

Octadecenoic Acids use Oleic Acids

Octamer Transcription Factor-1

Octamer Transcription Factor-2

Octamer Transcription Factor-3

Octamer Transcription Factor-6

Octamer Transcription Factors

Octanes

Octanoates use Caprylates

Octanoic Acids

Octanols

Octapressin use Felypressin

Octodon

Octogenarians use Aged, 80 and over

Octopamine

Octopoda use Octopodiformes

Octopodiformes

Octopus use Octopodiformes

Octopus Venoms use Mollusk Venoms

Octoxynol

Octreotide

Octreotide Acetate use Octreotide

Octylphenoxypolyethoxyethanols use Octoxynol

Ocular Disparity use Vision Disparity

Ocular Fixation use Fixation, Ocular

Ocular Fluorophotometry use Fluorophotometry

Ocular Herpes zoster Virus use Herpesvirus 3, Human

Ocular Hypertension

Ocular Hypotension

Ocular Hypotony use Ocular Hypotension

Ocular Infections use Eye Infections

Ocular Infections, Bacterial use Eye Infections, Bacterial

Ocular Infections, Fungal use Eye Infections, Fungal

Ocular Infections, Parasitic use Eye Infections, Parasitic

Ocular Infections, Viral use Eye Infections, Viral

Ocular Larva Migrans use Larva Migrans

Ocular Motility Disorders

Ocular Muscular Dystrophy use Ophthalmoplegia, Chronic Progressive External

Ocular Physiologic Phenomena

Ocular Physiologic Processes

Ocular Physiological Phenomena use Ocular Physiologic Phenomena

Ocular Physiological Processes use Ocular Physiologic Processes

Ocular Physiology

Ocular Prosthesis use Eye, Artificial

Ocular Refraction use Refraction, Ocular

Ocular Retraction Syndrome use Duane Retraction Syndrome

Ocular Tension use Intraocular Pressure

Ocular Torticollis use Ocular Motility Disorders

Ocular Toxoplasmosis use Toxoplasmosis, Ocular

Ocular Tuberculosis use Tuberculosis, Ocular

Oculoauriculovertebral Syndrome use Goldenhar Syndrome

Oculocerebrorenal Syndrome

Oculomotor Muscles

Oculomotor Nerve

Oculomotor Nerve Diseases

Oculomotor Paralysis use Ophthalmoplegia

Oculomycosis use Eye Infections, Fungal

Oculopharyngeal Spinal Muscular Atrophy use Muscular Atrophy, Spinal

Oculosympathetic Syndrome use Horner Syndrome

Ocytocin use Oxytocin

Oddi's Sphincter use Sphincter of Oddi

Odds Ratio

Odobenidae use Walruses

Odontalgia use Toothache

Odontoblasts

Odontoclasts use Osteoclasts

Odontodysplasia

Odontogenesis

Odontogenesis Imperfecta use Odontodysplasia

Odontogenic Cyst, Calcifying

Odontogenic Cysts

Odontogenic Dysplasia use Odontodysplasia

Odontogenic Tumor, Squamous

Odontogenic Tumors

Odontoglossum Ringspot Virus use Tobamovirus

Odontoid Process

Odontoma

Odontoma, Compound use Odontoma

Odontome use Tooth Abnormalities

Odontometry

Odor Neutralizers use Odour Neutralizers

Odorant Receptors use Receptors, Odorant

Odors

Odour Elimination use Deodorization

Odour Neutralizers

Oedipus Complex

Oenanthe

Oenanthe crocata

Oenothera

Oenothera biennis

Oesophagostomiasis

Oesophagostomum

Oestradiol use Estradiol

Oestronum use Folliculinum

Oestrus cameli

Off-Pump Coronary Artery Bypass use Coronary Artery Bypass, Off-Pump

Off-Road Motor Vehicles

Offensa Capitis use Stereotypic Movement Disorder

Office Automation

Office Buildings, Medical use Medical Office Buildings

Office Environment use Working Environment

Office Management

Office Nursing

Office Surgery use Ambulatory Surgical Procedures

Office Visits

Office for Human Research Protections use United States Office of Research Integrity

Office of Economic Opportunity (U.S.) use United States Office of Economic Opportunity

Office of Research Integrity (U.S.) use United States Office of Research Integrity

Office of Scientific Integrity (U.S.) use United States Office of Research Integrity

Office of Technology Assessment (U.S.) use United States Office of Technology Assessment

Official Abstract

Official Decisions

Official Instructions

Official Laboratory

Official Letters

Offshore Wind

Offspring of Impaired Parents use Child of Impaired Parents

Offspring, Adult use Adult Children

Ofloxacin

Ogilvie Syndrome use Colonic Pseudo-Obstruction

Ohio

Ohmic Resistance use Electric Impedance

Oil Screens use Plumbing Accessories

Oil Spills

Oil and Fat Industry

Oil of Cloves use Clove Oil

Oil, Iodized use Iodized Oil

Oils

Oils, Essential use Oils, Volatile

Oils, Plant use Plant Oils

Oils, Unsaturated use Fats, Unsaturated

Oils, Vegetable use Plant Oils

Oils, Volatile

Ointment Bases

Ointments

Oka Varicella Vaccine use Chickenpox Vaccine

Okadaic Acid

Okavirus use Roniviridae

Oklahoma

Okra use Abelmoschus

Olacaceae

Old Age Assistance

Old Age Homes use Homes for the Aged

Old Symptoms Return

Old World Arenaviruses use Arenaviruses, Old World

Old Yellow Enzyme use NADPH Dehydrogenase

Oldenlandia

Oldest Old use Aged, 80 and over

Olea

Oleaceae

Oleander use Nerium

Oleander (Homeopathy)

Oleander Tree, Yellow use Thevetia

Oleandomycin

Oleanol use Oleanolic Acid

Oleanolic Acid

Oleate use Oleic Acid

Oleavirus

Olefins use Alkenes

Oleic Acid

Oleic Acids

Oleum Animale use Oleum Animale Aethereum

Oleum Animale Aethereum

Oleum Cajuputi use Cajuputum

Oleum Caryophyllatum

Oleum Succinum

Oleum jecoris aselli

Oleum jecoris morrhuae use Oleum jecoris aselli

Oleum myristicae

Oleum santali

Olfaction use Smell

Olfaction Disorders

Olfactory Bulb

Olfactory Cortex use Olfactory Pathways

Olfactory Epithelium use Olfactory Mucosa

Olfactory Marker Protein

Olfactory Mucosa

Olfactory Nerve

Olfactory Nerve Diseases

Olfactory Neuroblastoma use Esthesioneuroblastoma, Olfactory

Olfactory Pathways

Olfactory Receptor Neurons

Olfactory Receptor Proteins use Receptors, Odorant

Olfactory Tract use Olfactory Pathways

Olfactory Tubercle use Olfactory Pathways

Olibanum use Boswellia

Oligo-1,3-Glucosidase use Glucan Endo-1,3-beta-D-Glucosidase

Oligo-1,6-Glucosidase

Oligoastrocytoma, Mixed use Astrocytoma

Oligochaeta

Oligoclonal Bands

Oligoclonal Immunoglobulins use Oligoclonal Bands

Oligodendroblastoma use Oligodendroglioma

Oligodendrocytes use Oligodendroglia

Oligodendroglia

Oligodendroglioma

Oligodeoxyribonucleotide Primers use DNA Primers

Oligodeoxyribonucleotide Probes use Oligonucleotide Probes

Oligodeoxyribonucleotides

Oligodeoxyribonucleotides, Antisense

Oligogenic Inheritance use Multifactorial Inheritance

Oligohydramnios

Oligohymenophorea

Oligomenorrhea

Oligomycin D use Rutamycin

Oligomycins

Oligonucleotide Array Sequence Analysis

Oligonucleotide Arrays use Oligonucleotide Array Sequence Analysis

Oligonucleotide Primers use DNA Primers

Oligonucleotide Probes

Oligonucleotide-Directed Mutagenesis use Mutagenesis, Site-Directed

Oligonucleotides

Oligonucleotides, Antisense

Oligopeptides

Oligoribonucleotide Probes use Oligonucleotide Probes

Oligoribonucleotides

Oligoribonucleotides, Antisense

Oligosaccharides

Oligosaccharides, Branched-Chain

Oligospermia

Oligosymptomatic Patients

Oligosymptomatics use Oligosymptomatic Patients

Oliguria

Olivary Nucleus

Olive Baboon use Papio anubis

Olive Latent Virus 1 use Tombusviridae

Olive Oil use Vegetable Fats

Olive Tree use Olea

Olive latent virus 2 use Oleavirus

Olive, Russian use Elaeagnaceae

Olives use Olea

Olivomycins

Olivopontocerebellar Atrophies

Olivopontocerebellar Atrophy, Idiopathic use Olivopontocerebellar Atrophies

Ollier's Disease use Enchondromatosis

Oman

Omasum

Omega-3 Fatty Acids use Fatty Acids, Omega-3

Omega-6 Fatty Acids use Fatty Acids, Omega-6

Omental Bursa use Peritoneal Cavity

Omentum

Omeprazole

Omnopon use Opium

Omphalocele use Hernia, Umbilical

Omphalomesenteric Duct use Vitelline Duct

Omsk hemorrhagic fever virus use Encephalitis Viruses, Tick-Borne

On-Line Systems use Online Systems

Onagraceae

Onchocerca

Onchocerca volvulus

Onchocerciasis

Onchocerciasis, Ocular

Oncocytes use Oxyphil Cells

Oncocytoma use Adenoma, Oxyphilic

Oncogene Fusion

Oncogene Products use Oncogene Proteins

Oncogene Protein gp140(v-fms)

Oncogene Protein p190(bcr-abl) use Fusion Proteins, bcr-abl

Oncogene Protein p21(ras)

Oncogene Protein p210(bcr-abl) use Fusion Proteins, bcr-abl

Oncogene Protein p28(v-sis) use Oncogene Proteins v-sis

Oncogene Protein p37(v-mos) use Oncogene Proteins v-mos

Oncogene Protein p55(v-fos) use Oncogene Proteins v-fos

Oncogene Protein p55(v-myc)

Oncogene Protein p65(gag-jun)

Oncogene Protein p75(gag-fos-fox) use Oncogene Proteins v-fos

Oncogene Protein p85(gag-mos) use Oncogene Proteins v-mos

Oncogene Protein pp59(v-rel) use Oncogene Proteins v-rel

Oncogene Protein pp60(src) use Oncogene Protein pp60(v-src)

Oncogene Protein pp60(v-src)

Oncogene Protein tpr-met

Oncogene Protein v-akt

Oncogene Protein v-cbl

Oncogene Protein v-crk

Oncogene Protein v-jun use Oncogene Protein p65(gag-jun)

Oncogene Protein v-maf

Oncogene Proteins

Oncogene Proteins v-abl

Oncogene Proteins v-erbA

Oncogene Proteins v-erbB

Oncogene Proteins v-fos

Oncogene Proteins v-mil use Oncogene Proteins v-raf

Oncogene Proteins v-mos

Oncogene Proteins v-myb

Oncogene Proteins v-raf

Oncogene Proteins v-rel

Oncogene Proteins v-sis

Oncogene Proteins, Fusion

Oncogene Proteins, Viral

Oncogenes

Oncogenic Viruses

Oncogens use Carcinogens

Oncologic Nursing

Oncology Service, Hospital

Oncology, Medical use Medical Oncology

Oncology, Radiation use Radiation Oncology

Oncolytic Virotherapy

Oncolytic Viruses

Oncoproteins use Oncogene Proteins

Oncorhynchus

Oncorhynchus gorbuscha use Salmon

Oncorhynchus keta

Oncorhynchus kisutch

Oncorhynchus mykiss

Oncorhynchus nerka use Salmon

Oncorhynchus tshawytscha use Salmon

Oncornaviruses use Retroviridae

Oncostatin M

Oncostatin M Receptor beta Subunit

Oncostatin M Type II Receptor use Receptors, Oncostatin M, Type II

Oncovirinae use Retroviridae

Oncoviruses use Retroviridae

Oncoviruses, Type C use Retroviridae

Ondansetron

Ondatra use Arvicolinae

Ondine Syndrome use Sleep Apnea, Central

One-Carbon Group Transferases

One-Hybrid System Techniques use Two-Hybrid System Techniques

One-Parent Family use Single-Parent Family

Onecut Transcription Factors

Onions

Oniscus asellus

Onium Compounds

Onlays use Inlays

Online Mendelian Inheritance In Man use Databases, Genetic

Online Service

Online Systems

Only Child

Onoclea use Dryopteridaceae

Ononis spinosa

Onopordum

Onosma use Boraginaceae

Onosmodium virginianum

Onshore Wind

Ontario

Onycholysis

Onychomycosis

Onychophagia use Nail Biting

Onygenales

Oocysts

Oocyte Donation

Oocyte Retrieval

Oocytes

Ooecyan use Biliverdine

Oogenesis

Oogonia

Oomycetes

Oomycota use Oomycetes

Oophorectomy use Ovariectomy

Oophorinum use Ovininum

Oophoritis

Open Access

Open Access to Information use Access to Information

Open Archives

Open Bite

Open Channels Flow use Closed Currents

Open Dumps

Open Filters use Gravity Filters

Open Filtration use Gravity Filtration

Open Population

Open Reading Frames

Open Trucks

Open Water Networks

Open Wells use Inspection Manholes

Open-Angle Glaucoma use Glaucoma, Open-Angle

Operating Room Information Systems

Operating Room Nursing

Operating Room Technicians

Operating Rooms

Operation Desert Storm use Gulf War

Operation and Maintenance

Operational Audit use Management Audit

Operations Research

Operator (Genetics) use Operator Regions (Genetics)

Operator Regions (Genetics)

Operators

Operculina turpenthum

Operon

Operon, rRNA use rRNA Operon

Ophiopogon

Ophioxylon serpentinum use Rauwolfia serpentina

Ophthalmia use Endophthalmitis

Ophthalmia Neonatorum

Ophthalmia, Sympathetic

Ophthalmic Artery

Ophthalmic Assistants

Ophthalmic Nerve

Ophthalmic Solutions

Ophthalmodynamometry

Ophthalmologic Services use Eye Health Services

Ophthalmologic Surgical Procedures

Ophthalmological Services use Eye Health Services

Ophthalmology

Ophthalmopathy, Infiltrative use Graves Ophthalmopathy

Ophthalmopathy, Thyroid-Associated use Graves Ophthalmopathy

Ophthalmoplegia

Ophthalmoplegia, Ataxia and Areflexia Syndrome use Miller Fisher Syndrome

Ophthalmoplegia, Chronic Progressive External

Ophthalmoplegia, Progressive Supranuclear use Supranuclear Palsy, Progressive

Ophthalmoscopes

Ophthalmoscopy

Opiate Addiction use Opioid-Related Disorders

Opiate Alkaloids

Opiate Dependence use Opioid-Related Disorders

Opiates, Endogenous use Opioid Peptides

Opioid Analgesics use Analgesics, Opioid

Opioid Antagonists use Narcotic Antagonists

Opioid Peptides

Opioid Receptors use Receptors, Opioid

Opioid Receptors, delta use Receptors, Opioid, delta

Opioid Receptors, kappa use Receptors, Opioid, kappa

Opioid Receptors, mu use Receptors, Opioid, mu

Opioid Receptors, sigma use Receptors, sigma

Opioid-Related Disorders

Opioids use Analgesics, Opioid

Opipramol

Opisthorchiasis

Opisthorchidae

Opisthorchis

Opisthorchis felineus use Opisthorchis

Opisthorchis sinensis use Clonorchis sinensis

Opisthorchis viverrini use Opisthorchis

Opium

Opium (Homeopathy)

Oplia farinosa

Oplopanax

Opopanax chironium

Opossum, North American use Didelphis

Opossums

Opossums, Short-Tailed use Monodelphis

Opotherapy

Oppenheim Disease use Neuromuscular Diseases

Oppenheim-Ziehen Disease use Dystonia Musculorum Deformans

Opportunistic Infections

Opportunistic Infections, AIDS-Related use AIDS-Related Opportunistic Infections

Opportunistic Infections, HIV-Related use AIDS-Related Opportunistic Infections

Oppositional Defiant Disorder use Attention Deficit and Disruptive Behavior Disorders

Opsanus use Batrachoidiformes

Opsin

Opsoclonus use Ocular Motility Disorders

Opsoclonus-Myoclonus Syndrome

Opsonin Proteins

Opsonins use Opsonin Proteins

Optic Atrophies, Hereditary

Optic Atrophy

Optic Atrophy, Autosomal Dominant

Optic Atrophy, Hereditary, Autosomal Dominant use Optic Atrophy, Autosomal Dominant

Optic Atrophy, Hereditary, Leber

Optic Chiasm

Optic Disk

Optic Disk Disorders use Optic Nerve Diseases

Optic Disk Drusen

Optic Disk Edema use Papilledema

Optic Lobe, Human use Superior Colliculi

Optic Lobe, Mammalian use Superior Colliculi

Optic Lobe, Nonmammalian

Optic Nerve

Optic Nerve Diseases

Optic Nerve Glioma

Optic Nerve Head use Optic Disk

Optic Nerve Injuries

Optic Nerve Ischemia use Optic Neuropathy, Ischemic

Optic Nerve Neoplasms

Optic Nerve Sheath Tumors use Optic Nerve Neoplasms

Optic Nerve Trauma use Optic Nerve Injuries

Optic Neuritis

Optic Neuropathy use Optic Nerve Diseases

Optic Neuropathy, Ischemic

Optic Neuropathy, Traumatic use Optic Nerve Injuries

Optic Papilla use Optic Disk

Optic Papilla Edema use Papilledema

Optic Tectum use Superior Colliculi

Optic Tract use Visual Pathways

Optical Illusions

Optical Readers use Automatic Data Processing

Optical Rotation

Optical Rotatory Dispersion

Optical Storage Devices

Optical Tweezers

Optics

Optimization

Optometry

Opuntia

Opuntia ficus

Opuntia ficus-indica use Opuntia ficus

Opuntia vulgaris

Oral Cancer use Mouth Neoplasms

Oral Cavity use Mouth

Oral Character use Psychoanalytic Theory

Oral Erotic Stage use Oral Stage

Oral Examination use Diagnosis, Oral

Oral Fistula

Oral Hairy Leukoplakia use Leukoplakia, Hairy

Oral Health

Oral Hemorrhage

Oral Hygiene

Oral Hygiene Index

Oral Manifestations

Oral Medicine

Oral Mucosa use Mouth Mucosa

Oral Mucositis use Stomatitis

Oral Myotherapy use Myofunctional Therapy

Oral Neoplasms use Mouth Neoplasms

Oral Pulvinar Nucleus use Pulvinar

Oral Rehydration Therapy use Fluid Therapy

Oral Sadistic Stage use Oral Stage

Oral Sex use Sexual Behavior

Oral Stage

Oral Submucous Fibrosis

Oral Surgical Procedures

Oral Surgical Procedures, Preprosthetic

Oral Tobacco use Tobacco, Smokeless

Oral Ulcer

Oral and Dental Hygiene Products

Orange Tree use Citrus sinensis

Orange Tree, Bitter use Citrus

Orange Tree, Mandarin use Citrus

Orange Tree, Seville use Citrus

Orange Tree, Sour use Citrus

Orange, Osage use Maclura

Orange, Trifoliate use Poncirus

Oranges use Citrus sinensis

Orangutan use Pongo pygmaeus

Orbicularis Oculi Reflex use Blinking

Orbit

Orbit Evisceration

Orbital Cellulitis

Orbital Diseases

Orbital Fractures

Orbital Granuloma, Plasma Cell use Granuloma, Plasma Cell, Orbital

Orbital Implants

Orbital Myositis use Granuloma, Plasma Cell, Orbital

Orbital Neoplasms

Orbital Simulation use Space Simulation

Orbivirus

Orchardgrass use Dactylis

Orchidaceae

Orchidectomy use Orchiectomy

Orchiectomy

Orchitinum

Orchitis

Orciprenaline

Order Entry Systems, Medical use Medical Order Entry Systems

Orderly Departure

Ordinances

Oregano use Origanum

Oregano Plant use Origanum

Oregon

Oreochromis mossambicus use Tilapia

Oreochromis niloticus use Cichlids

Oreodaphne californica

Orf use Ecthyma, Contagious

Orf virus

Organ Culture Techniques

Organ Donors use Tissue Donors

Organ Dysfunction Syndrome, Multiple use Multiple Organ Failure

Organ Failure, Multiple use Multiple Organ Failure

Organ Grafts use Transplants

Organ Harvesting use Tissue and Organ Harvesting

Organ Preservation

Organ Preservation Solutions

Organ Procurement use Tissue and Organ Procurement

Organ Procurement Systems use Tissue and Organ Procurement

Organ Retrieval use Tissue and Organ Harvesting

Organ Size

Organ Specificity

Organ Survival use Tissue Survival

Organ Temperature use Body Temperature

Organ Transplantation

Organ Transplants use Transplants

Organ Volume use Organ Size

Organ Weight use Organ Size

Organ of Corti

Organelle Shape

Organelle Size

Organelles

Organic Acids

Organic Agriculture

Organic Anion Transport Polypeptide C

Organic Anion Transport Polypeptides use Organic Anion Transporters

Organic Anion Transport Protein 1

Organic Anion Transporters

Organic Anion Transporters, ATP-Dependent

Organic Anion Transporters, Sodium-Dependent

Organic Anion Transporters, Sodium-Independent

Organic Beds

Organic Brain Syndrome, Nonpsychotic use Delirium, Dementia, Amnestic, Cognitive Disorders

Organic Cation Transport Proteins

Organic Cation Transporter 1

Organic Chemicals

Organic Food use Health Food

Organic Law

Organic Load

Organic Matter

Organic Mental Disorders use Delirium, Dementia, Amnestic, Cognitive Disorders

Organic Mental Disorders, Psychotic use Delirium, Dementia, Amnestic, Cognitive Disorders

Organic Mental Disorders, Substance-Induced use Substance-Related Disorders

Organic Particles

Organic Pollutants

Organic Production use Organic Agriculture

Organic Substances use Organic Chemicals

Organic Wastes

OrganicTracers

Organicism

Organisms, Genetically Modified

Organisms, Transgenic use Organisms, Genetically Modified

Organization and Administration

Organization and Administration, Hospital use Hospital Administration

Organization for Economic Co-operation and Development

Organization of American States

Organization of Ibero-American States for Education, Science and Culture

Organizational Affiliation

Organizational Capacity use Health Management

Organizational Case Studies

Organizational Change use Organizational Innovation

Organizational Culture

Organizational Decision Making use Decision Making, Organizational

Organizational Efficiency use Efficiency, Organizational

Organizational Ethics use Ethics, Institutional

Organizational Innovation

Organizational Models use Models, Organizational

Organizational Modernization

Organizational Objectives

Organizational Policy

Organizations

Organizations for Planning and Care in Disasters

Organizations, Committees and Conventions

Organizations, Nonprofit

Organizers, Embryonic

Organochlorine Insecticides use Insecticides, Organochlorine

Organochlorine Pesticides use Insecticides, Organochlorine

Organogenesis

Organogold Compounds

Organoid Nevus Phakomatosis use Nevus Sebaceous of Jadassohn

Organoids

Organomercury Compounds

Organometallic Compounds

Organon

Organon: Sections 1 To 10

Organon: Sections 101 To 110

Organon: Sections 11 To 20

Organon: Sections 111 To 120

Organon: Sections 121 To 130

Organon: Sections 131 To 140

Organon: Sections 141 To 150

Organon: Sections 151 To 160

Organon: Sections 161 To 170

Organon: Sections 171 To 180

Organon: Sections 181 To 190

Organon: Sections 191 To 200

Organon: Sections 201 To 210

Organon: Sections 21 To 30

Organon: Sections 211 To 220

Organon: Sections 221 To 230

Organon: Sections 231 To 240

Organon: Sections 241 To 250

Organon: Sections 251 To 260

Organon: Sections 261 To 270

Organon: Sections 271 To 280

Organon: Sections 281 To 291

Organon: Sections 31 To 40

Organon: Sections 41 To 50

Organon: Sections 51 To 60

Organon: Sections 61 To 70

Organon: Sections 71 To 80

Organon: Sections 81 T0 90

Organon: Sections 91 To 100

Organophosphate Insecticide Antagonists use Cholinesterase Reactivators

Organophosphate Insecticides use Insecticides, Organophosphate

Organophosphate Pesticides use Insecticides, Organophosphate

Organophosphorous Insecticides use Insecticides, Organophosphate

Organophosphorous Pesticides use Insecticides, Organophosphate

Organophosphorus Compounds

Organophosphorus Pesticides use Insecticides, Organophosphate

Organoplatinum Compounds

Organoselenium Compounds

Organosilicon Compounds

Organotechnetium Compounds

Organotherapy

Organothiophosphate Insecticide Antagonists use Cholinesterase Reactivators

Organothiophosphate Insecticides use Insecticides, Organophosphate

Organothiophosphorus Compounds

Organotin Compounds

Organotropism use Medicamentous Tropism

Organs of Zuckerkandl use Para-Aortic Bodies

Organum Vasculosum Laminae Terminalis use Hypothalamus

Organum Vomeronasale use Vomeronasal Organ

Orgasm

Orgasmic Disorder use Sexual Dysfunctions, Psychological

Oriental Medicine, Traditional use Medicine, Oriental Traditional

Oriental Republic of Uruguay use Uruguay

Oriental Sore use Leishmaniasis, Cutaneous

Orientation

Orientation Programs, Employee use Inservice Training

Orientia tsutsugamushi

Orifice Valves

Origanum

Origanum creticum

Origanum majorana

Origanum vulgare

Origin Recognition Complex

Origin of Life use Biogenesis

Origin of Replication use Replication Origin

Ormond Disease use Retroperitoneal Fibrosis

Ornidazole

Ornipressin

Ornithine

Ornithine Aminotransferase use Ornithine-Oxo-Acid Transaminase

Ornithine Carbamoyltransferase

Ornithine Carbamoyltransferase Deficiency Disease

Ornithine Carboxy-lyase use Ornithine Decarboxylase

Ornithine Decarboxylase

Ornithine Transaminase use Ornithine-Oxo-Acid Transaminase

Ornithine Transcarbamylase use Ornithine Carbamoyltransferase

Ornithine Transcarbamylase Deficiency Disease use Ornithine Carbamoyltransferase Deficiency Disease

Ornithine Vasopressin use Ornipressin

Ornithine-Oxo-Acid Transaminase

Ornithobacterium

Ornithodoros

Ornithogalum

Ornithogalum umbellatum

Ornithosis use Psittacosis

Oroantral Fistula

Orobanchaceae

Orobanche

Orofacial Dyskinesia use Movement Disorders

Orofacial Pain use Facial Pain

Orofaciodigital Syndromes

Orontium use Araceae

Oropharyngeal Cancer use Oropharyngeal Neoplasms

Oropharyngeal Neoplasms

Oropharynx

Orosomucoid

Orotate Phosphoribosyltransferase

Orotic Acid

Orotidine Phosphate Carboxy-Lyase use Orotidine-5'-Phosphate Decarboxylase

Orotidine-5'-Phosphate Decarboxylase

Orotidine-5'-Phosphate Pyrophosphorylase use Orotate Phosphoribosyltransferase

Orotidylate Decarboxylase use Orotidine-5'-Phosphate Decarboxylase

Orotidylic Acid Phosphorylase use Orotate Phosphoribosyltransferase

Oroya Fever use Bartonella Infections

Orphan Drug Production

Orphan Drugs use Exceptional Drugs

Orphanages

Orphans use Child, Orphaned

Orphenadrine

Orpinomyces use Neocallimasticales

Orpressin use Ornipressin

Orteaga use Eysenhardtia polystachia

Orthobunyavirus

Orthodontic Anchorage Procedures

Orthodontic Appliance Design

Orthodontic Appliances

Orthodontic Appliances, Activator use Activator Appliances

Orthodontic Appliances, Functional

Orthodontic Appliances, Removable

Orthodontic Brackets

Orthodontic Extrusion

Orthodontic Retainers

Orthodontic Space Closure

Orthodontic Wires

Orthodontics

Orthodontics, Corrective

Orthodontics, Interceptive

Orthodontics, Preventive

Orthohepadnavirus

Orthokeratologic Procedures

Orthokinetic Flocculation

Orthomolecular Therapy

Orthomyxoviridae

Orthomyxoviridae Infections

Orthomyxovirus Infections use Orthomyxoviridae Infections

Orthomyxovirus Type A use Influenza A virus

Orthomyxovirus Type A, Avian use Influenza A virus

Orthomyxovirus Type A, Human use Influenza A virus

Orthomyxovirus Type A, Porcine use Influenza A virus

Orthomyxoviruses Type B use Influenza B virus

Orthomyxoviruses Type C use Influenzavirus C

Orthomyxoviruses Type D use Thogotovirus

Orthopantomography use Radiography, Panoramic

Orthopedic Equipment

Orthopedic Fixation Devices

Orthopedic Manipulation use Manipulation, Orthopedic

Orthopedic Nursing

Orthopedic Procedures

Orthopedic Surgery use Orthopedics

Orthopedics

Orthopoxvirus

Orthopsychiatry

Orthoptera

Orthoptics

Orthoreovirus

Orthoreovirus, Avian

Orthoreovirus, Baboon use Orthoreovirus

Orthoreovirus, Mammalian

Orthoreovirus, Nelson Bay use Orthoreovirus

Orthoses use Orthotic Devices

Orthosiphon

Orthosis use Orthotic Devices

Orthostasis use Dizziness

Orthostatic Hypotension, Dysautonomic use Shy-Drager Syndrome

Orthotic Devices

Orthovanadate use Vanadates

Ortonal use Methaqualone

Oryctes Viruses use Baculoviridae

Oryza use Oryza sativa

Oryza sativa

Oryzavirus use Reoviridae

Oryzias

Oryzomys use Sigmodontinae

Os Trigonum use Talus

Osage Orange use Maclura

Oscillatoria

Oscillators, Endogenous use Biological Clocks

Oscillococcinum

Oscillometry

Oscines use Songbirds

Oseltamivir

Osgood-Schlatter Disease use Osteochondritis

Osler-Rendu Disease use Telangiectasia, Hereditary Hemorrhagic

Osler-Vaquez Disease use Polycythemia Vera

Osmeridae use Osmeriformes

Osmeriformes

Osmic Acid use Osmium Tetroxide

Osmium

Osmium Compounds

Osmium Metallicum

Osmium Tetroxide

Osmolality use Osmolar Concentration

Osmolar Concentration

Osmolarity use Osmolar Concentration

Osmoregulation use Water-Electrolyte Balance

Osmosis

Osmotic Diuretics use Diuretics, Osmotic

Osmotic Fragility

Osmotic Pressure

Osmotic Shock use Osmotic Pressure

Osseointegrated Dental Implantation use Dental Implantation, Endosseous

Osseointegration

Ossicular Prosthesis

Ossicular Prosthesis Implantation use Ossicular Replacement

Ossicular Replacement

Ossicular Replacement Prosthesis use Ossicular Prosthesis

Ossification of Posterior Longitudinal Ligament

Ossification, Heterotopic

Ossification, Pathologic use Ossification, Heterotopic

Ossification, Physiologic use Osteogenesis

Osteitis

Osteitis Deformans

Osteitis Fibrosa Cystica

Osteitis Fibrosa Disseminata use Fibrous Dysplasia of Bone

Osteitis, Alveolar use Dry Socket

Osteo-Onychodysplasia, Hereditary use Nail-Patella Syndrome

Osteoarthritis

Osteoarthritis, Hip

Osteoarthritis, Knee

Osteoarthropathy, Primary Hypertrophic

Osteoarthropathy, Secondary Hypertrophic

Osteoarthrosis use Osteoarthritis

Osteoarthrosis Deformans use Osteoarthritis

Osteoblastoma

Osteoblasts

Osteocalcin

Osteochondritis

Osteochondritis Dissecans

Osteochondrodysplasias

Osteochondroma

Osteochondromas, Multiple use Exostoses, Multiple Hereditary

Osteochondromatosis

Osteochondromatosis, Synovial use Chondromatosis, Synovial

Osteochondrosis use Osteochondritis

Osteoclastic Bone Loss use Bone Resorption

Osteoclastogenesis Inhibitory Factor use Osteoprotegerin

Osteoclasts

Osteocytes

Osteogenesis

Osteogenesis Imperfecta

Osteogenesis, Distraction

Osteolysis

Osteolysis, Essential

Osteolysis, Idiopathic Multicentric use Osteolysis, Essential

Osteolysis, Massive use Osteolysis, Essential

Osteolysis, Multicentric use Hajdu-Cheney Syndrome

Osteoma

Osteoma, Giant Osteoid use Osteoblastoma

Osteoma, Osteoid

Osteomalacia

Osteomyelitis

Osteon use Haversian System

Osteonecrosis

Osteonectin

Osteopathic Manipulation use Manipulation, Osteopathic

Osteopathic Medicine

Osteopathy use Osteopathic Medicine

Osteopenia use Bone Diseases, Metabolic

Osteopetrosis

Osteophyte

Osteophytosis, Spinal use Spinal Osteophytosis

Osteopoikilosis

Osteopontin

Osteoporosis

Osteoporosis, Age-Related use Osteoporosis

Osteoporosis, Post-Traumatic use Osteoporosis

Osteoporosis, Postmenopausal

Osteoporosis, Senile use Osteoporosis

Osteoprotegerin

Osteoradionecrosis

Osteosarcoma

Osteosarcoma, Juxtacortical

Osteosclerosis

Osteosclerosis Fragilis use Osteopetrosis

Osteosynthesis, Fracture use Fracture Fixation, Internal

Osteosynthesis, Fracture, Intramedullary use Fracture Fixation, Intramedullary

Osteotomy

Osteotomy, Le Fort

Osterreicher Syndrome use Nail-Patella Syndrome

Ostertagia

Ostertagia ostertagi use Ostertagia

Ostertagiasis

Ostomy

Ostracoda use Crustacea

Ostrea

Ostreidae

Ostriches use Struthioniformes

Ostriches, American use Rheiformes

Ostrya use Betulaceae

Ostrya virginica

Ota's Nevus use Nevus of Ota

Otalgia use Earache

Oteracil use Oxonic Acid

Otitis

Otitis Externa

Otitis Interna use Labyrinthitis

Otitis Media

Otitis Media with Effusion

Otitis Media, Purulent use Otitis Media, Suppurative

Otitis Media, Secretory use Otitis Media with Effusion

Otitis Media, Serous use Otitis Media with Effusion

Otitis Media, Suppurative

Otoacoustic Emissions, Spontaneous

Otoconia use Otolithic Membrane

Otolaryngologic Diseases use Otorhinolaryngologic Diseases

Otolaryngology

Otolithic Membrane

Otoliths use Otolithic Membrane

Otologic Diseases use Ear Diseases

Otologic Surgical Procedures

Otology use Otolaryngology

Otorhinolaryngologic Diseases

Otorhinolaryngologic Neoplasms

Otorhinolaryngologic Surgical Procedures

Otorhinolaryngology use Otolaryngology

Otosclerosis

Otoscopes

Otoscopy

Otospongiosis use Otosclerosis

Otsuka-Long-Evans-Tokushima Fatty Rats use Rats, Inbred OLETF

Otsuka-Long-Evans-Tokushima Rats use Rats, Inbred OLETF

Ottelia use Hydrocharitaceae

Otters

Otx Transcription Factors

Ouabain

Ouabainum

Ouratea use Ochnaceae

Ouro Preto Protocol

Outbreaks use Disease Outbreaks

Outcome Assessment (Health Care)

Outcome Measurement Errors use Bias (Epidemiology)

Outcome and Process Assessment (Health Care)

Outcomes Research use Outcome Assessment (Health Care)

Outdoor Air

Outer Membrane Proteins, Bacterial use Bacterial Outer Membrane Proteins

Outfalls

Outliers, DRG

Outlines

Outpatient Care use Ambulatory Care

Outpatient Clinics use Ambulatory Care Facilities

Outpatient Clinics, Hospital

Outpatient Health Services use Ambulatory Care

Outpatient Health Services (Public Health) use Ambulatory Health Services

Outpatient Infusion Therapy use Home Infusion Therapy

Outpatient Monitoring use Monitoring, Ambulatory

Outpatient Surgery use Ambulatory Surgical Procedures

Outpatients

Outsourced Services

Outsourcing use Outsourced Services

Oval Window, Ear

Ovalbumin

Ovalocytosis, Hereditary use Elliptocytosis, Hereditary

Ovarian Cancer use Ovarian Neoplasms

Ovarian Cycle use Menstrual Cycle

Ovarian Cysts

Ovarian Diseases

Ovarian Failure, Premature

Ovarian Follicle

Ovarian Function Tests

Ovarian Hyperstimulation Syndrome

Ovarian Interstitial Cells use Theca Cells

Ovarian Neoplasms

Ovarian Pregnancy use Pregnancy, Ectopic

Ovarian Stimulation use Ovulation Induction

Ovariectomy

Ovary

Over-the-Counter Drugs use Drugs, Non-Prescription

Overactive Detrusor use Urinary Bladder, Overactive

Overall

Overall and Gorham Brief Psychiatric Rating Scale use Brief Psychiatric Rating Scale

Overdenture use Denture, Overlay

Overdose

Overeating use Hyperphagia

Overflows use Floods (Disasters)

Overinclusion use Cognition Disorders

Overlearning

Overnight Hospital Stay use Hospitalization

Overnutrition

Overpopulation use Population Density

Overspill

Overthrust Fault use Geologic Fault, Reverse

Overuse Syndrome use Cumulative Trauma Disorders

Overutilization of Health Services use Health Services Misuse

Overweight

Ovi Testa use Calcarea Ovi Testae

Ovi gallinae pellicula

Oviducts

Oviducts, Mammalian use Fallopian Tubes

Ovine Catarrhal Fever Virus use Bluetongue virus

Ovine adenovirus D use Atadenovirus

Ovine pulmonary adenocarcinoma virus use Jaagsiekte sheep retrovirus

Ovine-Caprine Lentiviruses use Lentiviruses, Ovine-Caprine

Ovininum

Oviparity

Oviposition

Ovis use Sheep

Ovocytes use Oocytes

Ovomucin

Ovomucoid use Ovomucin

Ovotransferrin use Conalbumin

Ovoviviparity

Ovulation

Ovulation Detection

Ovulation Induction

Ovulation Inhibition

Ovulation Prediction

Ovum

Ovum Donation use Oocyte Donation

Ovum Implantation use Embryo Implantation

Ovum Implantation, Delayed use Embryo Implantation, Delayed

Ovum Proteins use Egg Proteins

Ovum Transport

Ovum, Fertilized use Zygote

Ovum-Sperm Interactions use Sperm-Ovum Interactions

Owl Monkey use Aotidae

Owls use Strigiformes

Ownership

Owren Disease use Factor V Deficiency

Oxacillin

Oxadiazoles

Oxalamic Acid use Oxamic Acid

Oxalates

Oxalic Acid

Oxalic Acids

Oxalicum Acidum

Oxalis acetosella

Oxaloacetate

Oxaloacetates

Oxaloacetic Acids

Oxalobacter use Oxalobacter formigenes

Oxalobacter formigenes

Oxalobacteraceae

Oxalosuccinic Acid use Oxalosuccinicum Acidum

Oxalosuccinicum Acidum

Oxaluria use Hyperoxaluria

Oxaluria, Primary use Hyperoxaluria, Primary

Oxamic Acid

Oxamidic Acid use Oxamic Acid

Oxamniquine

Oxandrolone

Oxathiins

Oxazepam

Oxazepines

Oxazimedrine use Phenmetrazine

Oxazines

Oxazocilline use Oxacillin

Oxazocines

Oxazoles

Oxazolidin-2-one use Oxazolidinones

Oxazolidinones

Oxazolone

Oxepins

Oxeye Daisy use Adonis

Oxiconum use Oxycodone

Oxidant Gases

Oxidants

Oxidants, Photochemical

Oxidases use Oxidoreductases

Oxidation

Oxidation Ditches

Oxidation Ponds Activated Sludges use Prolonged Aeration Activated Sludges

Oxidation-Reduction

Oxidative Burst use Respiratory Burst

Oxidative Phosphorylation

Oxidative Phosphorylation Coupling Factors

Oxidative Phosphorylation Deficiencies use Mitochondrial Diseases

Oxidative Stress

Oxides

Oxidizing Agents use Oxidants

Oxidizing Substances, Products and Materials

Oxidopamine

Oxidoreductases

Oxidoreductases Acting on Aldehyde or Oxo Group Donors

Oxidoreductases Acting on CH-CH Group Donors

Oxidoreductases Acting on CH-NH Group Donors

Oxidoreductases Acting on CH-NH2 Group Donors

Oxidoreductases Acting on Sulfur Group Donors

Oxidoreductases, N-Demethylating

Oxidoreductases, NADH, NADPH use NADH, NADPH Oxidoreductases

Oxidoreductases, O-Demethylating

Oxilapine use Loxapine

Oximes

Oximetry

Oximetry, Transcutaneous use Blood Gas Monitoring, Transcutaneous

Oxine use Oxyquinoline

Oxipurinol use Oxypurinol

Oxo-Acid-Lyases

Oxocholesterols use Ketocholesterols

Oxocins

Oxoglutarates use Ketoglutaric Acids

Oxolinic Acid

Oxonic Acid

Oxoprolinase use Pyroglutamate Hydrolase

Oxopropanal use Pyruvaldehyde

Oxoquinolines use Quinolones

Oxosteroids use Ketosteroids

Oxosuccinates use Oxaloacetates

Oxotremorine

Oxprenolol

Oxyamphetamine use p-Hydroxyamphetamine

Oxybate Sodium use Sodium Oxybate

Oxycephaly use Craniosynostoses

Oxychlorochin use Hydroxychloroquine

Oxychloroquine use Hydroxychloroquine

Oxyclozanide

Oxycodeinon use Oxycodone

Oxycodone

Oxydendron arboreum

Oxyethylene Oxypropylene Polymer use Poloxalene

Oxyfedrine

Oxygen

Oxygen Compounds

Oxygen Consumption

Oxygen Deficiency use Anoxia

Oxygen Inhalation Therapy

Oxygen Isotopes

Oxygen Level

Oxygen Partial Pressure Determination, Transcutaneous use Blood Gas Monitoring, Transcutaneous

Oxygen Radicals use Reactive Oxygen Species

Oxygen Radioisotopes

Oxygen Requirement use Oxygen Consumption

Oxygen Transfer

Oxygen Transport use Oxygen Transfer

Oxygenases

Oxygenation

Oxygenation, Extracorporeal Membrane use Extracorporeal Membrane Oxygenation

Oxygenation, Hyperbaric use Hyperbaric Oxygenation

Oxygenators

Oxygenators, Membrane

Oxygenium

Oxyhemoglobins

Oxylipins

Oxymetazoline

Oxymetholone

Oxymorphone

Oxyneurine use Betaine

Oxyntic Cells use Parietal Cells, Gastric

Oxyntomodulin

Oxyphedrin use Oxyfedrine

Oxyphenbutazone

Oxyphenisatin use Oxyphenisatin Acetate

Oxyphenisatin Acetate

Oxyphenonium

Oxyphenonium Bromide use Oxyphenonium

Oxyphenonium Chloride use Oxyphenonium

Oxyphenonium Iodide use Oxyphenonium

Oxyphil Cells

Oxyproline use Hydroxyproline

Oxypurinol

Oxyquinol use Oxyquinoline

Oxyquinoline

Oxytetracycline

Oxythiamine

Oxytocics

Oxytocin

Oxytocin Receptors use Receptors, Oxytocin

Oxytocinase use Cystinyl Aminopeptidase

Oxytricha

Oxytropis

Oxytropis lamberti

Oxytropis lambertii use Aragallus lamberti

Oxyuriasis

Oxyurida

Oxyurida Infections

Oxyuris vermicularis use Enterobius

Oxyuris vermicularis Infection use Enterobiasis

Oxyuroidea

Oxyvanadium use Vanadates

Oyster Mushrooms use Pleurotus

Oysters use Ostreidae

Oysters, Eastern use Crassostrea

Oysters, Pearl use Pinctada

Oysters, True use Ostrea

Ozena use Rhinitis, Atrophic

Ozonation

Ozone

Ozone Depletion

Ozone Hole use Ozone Depletion

Ozone Layer

Ozonosphere use Ozone Layer

Ozonum use Oxygenium

o,p-DDD use Mitotane

o-Aminoazotoluene

o-Aminobenzoic Acids use Anthranilic Acids

o-Chlorobenzylidene Malonitrile use o-Chlorobenzylidenemalonitrile

o-Chlorobenzylidenemalonitrile

o-Dihydroxybenzenes use Catechols

o-Phthalaldehyde

omega-Aga-IVA use omega-Agatoxin IVA

omega-Agatoxin IVA

omega-Chloroacetophenone

omega-Conotoxin GVIA

omega-Conotoxins

omega-Crystallins

omega-N-Methylarginine

ori Region use Replication Origin

ortho,para-DDD use Mitotane

ortho-Aminoazotoluene use o-Aminoazotoluene

ortho-Aminobenzoic Acids use Anthranilic Acids

ortho-Chlorobenzylidenemalonitrile use o-Chlorobenzylidenemalonitrile

ortho-Dihydroxybenzenes use Catechols

ortho-Phthalaldehyde use o-Phthalaldehyde