- 301. phosphonium compound
- [ ] (UMLS (CSP) C0597222) =Inorganic Chemical
| - 351. Photographs - news Media
- (UMLS (HL7) C1548902) =Health Care Activity =Consent Type;
|
- 302. phosphonoformate
- [ ] (UMLS (CSP) C0376236) =Organophosphorus Compound; Pharmacologic Substance ;
| - 352. photography
- [method of making images on a sensitized surface by exposure to light or other radiant energy. ( CSP )] (UMLS (CSP) C0031749) =Occupational Activity ;
=imaging/visualization/scanning;
=photomicrography;
stereophotography;
eye fundus photography;
cinematography |
- 303. phosphonous acid
- [ ] (UMLS (CSP) C0031683) =Chemical Viewed Structurally ;
| - 353. PHOTOKERATITIS
- [ ] (UMLS (ICD9CM) C0155078) =Disease or Syndrome ;
|
- 304. phosphonylmethoxypropyl adenine
- [ ] (UMLS (CSP) C0872244) =Organophosphorus Compound; Pharmacologic Substance ;
| - 354. photolysis
- [chemical decomposition by the action of light and the lysis or solution of cells under the influence of light. ( CSP )] (UMLS (CSP) C0031751) =Natural Phenomenon or Process ;
=chemical reaction;
=flash photolysis;
|
- 305. phosphopeptide
- [ ] (UMLS (CSP) C0031684) =Amino Acid, Peptide, or Protein ;
=Peptides;
| - 355. Photometric
- [Measurement of the properties of light, especially luminous intensity. ( NCI )] (UMLS (NCI) C0031752) =Laboratory Procedure ;
|
- 306. Phosphoprotein
- [protein phosphorylation is probably the most ubiquitous and diverse molecular mechanism of biological signal transduction; thus many proteins (not all treed here) may be phosphorylated at some time. ( CSP )] (UMLS (NCI) C0031689) =Amino Acid, Peptide, or Protein; Biologically Active Substance
| - 356. Photometry / Spectrum Analysis, Pulse Radiolysis
- [use of a pulse of X-rays or fast electrons to generate free radicals for spectroscopic examination. ( CSP )] (UMLS (NCI) C0034109) =Laboratory Procedure =Radiobiology;
|
- 307. phosphoprotein phosphatase
- [family of enzymes which dephosphorylate other proteins, thus reversing the action of protein kinases in posttranslational regulation of protein function. ( CSP )] (UMLS (CSP) C0031686) =Amino Acid, Peptide, or Protein; Enzyme =phosphatase;
| - 357. photomicrography
- [photography of objects viewed under a microscope. ( CSP )] (UMLS (CSP) C0031753) =Laboratory Procedure ;
=microscopy;
photography =cinemicrography;
|
- 308. Phosphoramide Mustard
- [One of a number of chemically-related alkylating agents with antineoplastic properties. The prototype of this group of agents is cyclophosphamide. Most phosphoramide mustards are administered as prodrugs that undergo reductive activation in hypoxic environments to yield cytotoxic metabolites. These agents alkylate and crosslink DNA, resulting in inhibition of DNA replication. Phosphoramide mustards are also immunosuppressants, mutagens and teratogens. (NCI04) ( NCI )] (UMLS (NCI) C0070913) =Organophosphorus Compound ;
| - 358. photomultiplier
- [phototube with one or more dynodes between its photocathode and the output electrode; the electron stream from the photocathode is reflected off each dynode in turn, with secondary emission adding electrons to the stream at each reflection. ( CSP )] (UMLS (CSP) C0597229) =Medical Device =Medical Devices;
|
- 309. phosphorescence
- [absorption of a photon of light followed, after a delay, by emission of a photon of a longer wavelength; the difference in wavelengths is greater for phosphorescence than fluorescence. ( CSP )] (UMLS (CSP) C0031694) =Natural Phenomenon or Process
| - 359. photon
- [Discrete concentrations of energy, apparently massless elementary particles, that move at the speed of light. They are the unit or quantum of electromagnetic radiation. Photons are emitted when electrons move from one energy state to another. (From Hawley's Condensed Chemical Dictionary, 11th ed) ( MSH )] (UMLS (CSP) C0086805) =Substance ;
|
- 310. Phosphoribosyl Pyrophosphate Amidotransferase Gene
- [This gene plays a role in de novo purine nucleotide biosynthesis. ( NCI )] (UMLS (NCI) C1418780) PPAT;
PPAT Gene =Gene or Genome | - 360. photon absorptiometry
- [method of in vivo bone densitometry based on transmission of high energy photons, typically utilizing an I-125 source and NaI scintillation detector; newer, dual photon methods overcome variance due to differences in surrounding fat and other soft tissue. ( CSP )] (UMLS (CSP) C0000853) =Diagnostic Procedure ;
|
- 311. phosphoribosylamine
- [ ] (UMLS (CSP) C0070922) =Carbohydrate ;
| - 361. photonics
- [technology of generating and harnessing light and other forms of radiant energy whose quantum unit is the photon; the range of applications of photonics extends from energy generation to communications and information processing. ( CSP )] (UMLS (CSP) C1328817) =Classification ;
=technology/technique;
|
- 312. phosphoric anhydride
- [ ] (UMLS (CSP) C0136917) =Inorganic Chemical
| - 362. photoperiod
- [The time period of daily exposure that an organism receives from daylight or artificial light. It is believed that photoperiodic responses may affect the control of energy balance and thermoregulation. ( MSH )] (UMLS (CSP) C0162811) =Temporal Concept ;
|
- 313. phosphoric ester
- [organic esters of phosphoric acid. ( CSP )] (UMLS (CSP) C0031701) =Organophosphorus Compound
| - 363. photoperiodicity
- [ ] (UMLS (CSP) C0598305) =Temporal Concept ;
|
- 314. phosphorothioate
- [ ] (UMLS (CSP) C0599533) =Inorganic Chemical ;
| - 364. photophobia
- [A condition in which the eyes are more sensitive to light than normal. ( NCI )] (UMLS (NCI) C0085636) =Sign or Symptom =vision disorder;
|
- 315. phosphorous acid
- [ ] (UMLS (CSP) C0302923) =Pharmacologic Substance; Inorganic Chemical ;
| - 365. photoprotection
- [chemical or physical agents that protect the body from visible and ultraviolet light by blocking or absorbing the radiation; includes sunglasses, window tinting, etc.; for lotions to prevent sunburn use SUNSCREEN. ( CSP )] (UMLS (CSP) C0597230) =Organism Function =radiation protection;
photobiology |
- 316. phosphorus acid
- [Inorganic acids that contain phosphorus as an integral part of the molecule. ( MSH )] (UMLS (CSP) C0206451) =Inorganic Chemical ;
=Acids, Noncarboxylic;
Phosphorus Compounds =Phosphonic Acids;
Phosphoric Acids | - 366. photoprotective agent
- [chemical agents or drugs that protect the body from visible and ultraviolet light by blocking or absorbing the radiation; of interest for use in therapy, military, laboratory or other purposes; may be oral or topical; for lotions to prevent sunburn use SUNSCREEN. ( CSP )] (UMLS (CSP) C0597231) =Pharmacologic Substance =Radiation Effect Modifiers;
=Sunblock |
- 317. phosphorus compound
- [compounds that contain phosphorus as an integral part of the molecule. ( CSP )] (UMLS (CSP) C0684300) =Chemical Viewed Structurally =Chemical;
=phosphamide;
phosphatide;
Phosphoprotein;
[TN408] PHOSPHORUS;
phosphine;
thiophosphate;
phosphite;
phosphonate;
organophosphorus insecticide;
ylide;
phosphate | - 367. Photoreceptor Cell
- [Cells specialized to detect and transduce light. (MeSH) ( NCI )] (UMLS (NCI) C0031760) =Cell ;
|
- 318. phosphorus heterocyclic compound
- [ ] (UMLS (CSP) C0598593) =Organophosphorus Compound
| - 368. Photoreceptors, Invertebrate
- [Cells in invertebrates which are specialized to detect and transduce light and darkness and relay that information centrally in the nervous system. (MeSH) ( NCI )] (UMLS (NCI) C0206436) =Cell
|
- 319. phosphorus metabolism
- [sum of chemical changes that occur within the tissues of an organism consisting of anabolism (biosynthesis) and catabolism of phosphorus; the buildup and breakdown of phosphorus for utilization by the organism. ( CSP )] (UMLS (CSP) C0597223) =Molecular Function =Intermediary Metabolism;
| - 369. Photosensitivity
- [Photosensitivity; increased sensitivity of the skin to light and other sources of UV. ( NCI )] (UMLS (NCI) C0349506) =Finding
|
- 320. phosphorus mustard
- [ ] (UMLS (CSP) C0599119) =Organophosphorus Compound; Pharmacologic Substance; Hazardous or Poisonous Substance
| - 370. Photosensitizer
- [class of compounds which react with incident light to produce biological effects in organisms which have ingested or absorbed them; e.g., certain antibiotics which cause adverse reaction to sun exposure. ( CSP )] (UMLS (NCI) C0162713) =Pharmacologic Substance =Drug;
=furocoumarin |
- 321. phosphorus nitrogen hydrolase
- [ ] (UMLS (CSP) C1171361) =Amino Acid, Peptide, or Protein; Enzyme
| - 371. photostimulus
- [ ] (UMLS (CSP) C0597232) =Organ or Tissue Function =photobiology;
stimulus/response |
- 322. phosphorus oxygen lyase
- [Enzymes that catalyze the cleavage of a phosphorus-oxygen bond by means other than hydrolysis or oxidation. EC 4.6. ( MSH )] (UMLS (CSP) C0524944) =Amino Acid, Peptide, or Protein; Enzyme ;
=lyase;
=3,5 cyclic AMP synthetase;
guanyl cyclase | - 372. photosynthesis
- [energetic capture of visible light by certain plants and microorganisms, resulting in reduction of CO2 to carbohydrates and oxidation of water to O2; the biospheric reverse reaction of CELLULAR RESPIRATION. ( CSP )] (UMLS (CSP) C0031764) =Natural Phenomenon or Process ;
=photobiology;
=photosystem |
- 323. phosphorylase kinase kinase
- [ ] (UMLS (CSP) C0599208) =Amino Acid, Peptide, or Protein; Enzyme
| - 373. photosynthetic bacteria
- [see RTs for specific organisms. ( CSP )] (UMLS (CSP) C0597233) =Bacterium =bacteria characteristic;
=blue green algae |
- 324. phosphorylase phosphatase
- [An enzyme that deactivates glycogen phosphorylase a by releasing inorganic phosphate and phosphorylase b, the inactive form. EC 3.1.3.17. ( MSH )] (UMLS (CSP) C0031714) =Amino Acid, Peptide, or Protein; Enzyme ;
=phosphatase;
| - 374. photosynthetic reaction center
- [chlorophyll-containing membrane protein which mediates photosynthetic light capture and electron transfer in the cyanobacteria, green sulfur bacteria, purple bacteria, and chloroplasts of plants and green algae; the purple bacteria RC is an integral membrane protein whose X-ray structure is known. ( CSP )] (UMLS (CSP) C0178799) =Amino Acid, Peptide, or Protein; Biologically Active Substance ;
=membrane protein;
|
- 325. phosphorylation
- [metabolic process of introducing a phosphate group into an organic molecule. ( CSP )] (UMLS (CSP) C0031715) =Molecular Function =chemical reaction;
=ATP biosynthesis (oxidative);
| - 375. photosystem
- [multimolecular complexes found in membranes of chloroplasts and involved in the light reactions of photosynthesis; PSI consists of chlorophyll a bound to protein and generates NADPH; PSII consists of chlorophylls a and b bound to protein and generates molecular oxygen from water. ( CSP )] (UMLS (CSP) C0597234) =Cell Component =photosynthesis;
|
- 326. phosphoserine
- [serine, threonine, and tyrosine are the residues which are phosphorylated in proteins. ( CSP )] (UMLS (CSP) C0031721) =Amino Acid, Peptide, or Protein; Biologically Active Substance; Indicator, Reagent, or Diagnostic Aid =aa;
| - 376. photosystem I
- [Photosystem that functions as a light-dependent plastocyanin-ferredoxin oxidoreductase, transferring electrons from plastocyanin to ferredoxin. [ISBN:0943088399] ( GO )] (UMLS (CSP) C0599131) =Cell Component
|
- 327. Phosphotransferase Gene
- [A Phosphotransferase Gene encodes one of a large group of enzymes that transfer phosphate, diphosphate, nucleotidyl residues, and other groups. Many phosphotransferases catalyze the conversion of a proenzyme to an active enzyme or catalyze the transfer of phosphate groups to form triphosphates (e.g., ATP). Phosphotransferases have also been subdivided according to the acceptor group. ( NCI )] (UMLS (NCI) C1335408) =Gene or Genome ;
| - 377. photosystem II
- [An integral membrane complex containing the P680 reaction center. In the light, PSII functions as a water-plastoquinone oxidoreductase, transferring electrons from water to plastoquinone. [ISBN:0943088399] ( GO )] (UMLS (CSP) C0599132) =Cell Component
|
- 328. phosphotriose isomerase
- [An enzyme that catalyzes reversibly the conversion of D-glyceraldehyde 3-phosphate to dihydroxyacetone phosphate. A deficiency in humans causes nonspherocytic hemolytic disease (ANEMIA, HEMOLYTIC, CONGENITAL NONSPHEROCYTIC). EC 5.3.1.1. ( MSH )] (UMLS (CSP) C0041078) =Amino Acid, Peptide, or Protein; Enzyme =isomerase;
| - 378. phototoxicology
- [ ] (UMLS (CSP) C0598271) =Cell or Molecular Dysfunction
|
- 329. Phosphotungstic acid-hematoxylin stain
- [Stain, Phosphotungstic acid-hematoxylin ( HL7V3.0 )] (UMLS (HL7) C1294003) =Laboratory Procedure =ObservationMethod;
| - 379. Phrenic Artery
- (UMLS (NCI) C1181536) =Body Part, Organ, or Organ Component ;
|
- 330. Phosphotyrosyl Phosphatase Activator
- [Widely expressed (as alpha, beta, delta, and epsilon isoforms) by human PPP2R4 Gene, Protein Phosphatase 2A Regulatory Subunit PR53 is a specific and reversible phosphotyrosyl phosphatase activator of heterodimeric PP2A core enzyme in the presence of ATP and Mg(+2). Implicated in negative control of cell growth and division, PP2A core enzyme consists of a 36-kDa catalytic C subunit and a constant 65-kDa regulatory/structural A subunit that interact with either a B regulatory subunit or with cell signaling molecules, that likely modulate substrate selectivity, catalytic activity, and subcellular localization, yielding the trimeric holoenzyme. Combinations of different subunit isoforms can generate many forms of PP2A, which may differ in substrate specificity, subcellular localization, or tissue specific expression. (NCI) ( NCI )] (UMLS (NCI) C0255156) =Amino Acid, Peptide, or Protein; Biologically Active Substance ;
| - 380. phrenic nerve
- [motor nerve of the diaphragm; phrenic nerve fibers originate in the cervical spinal column and travel through the cervical plexus to the diaphragm. ( CSP )] (UMLS (CSP) C0031774) =Body Part, Organ, or Organ Component ;
=spinal nerve;
|
- 331. phosvitin
- [An egg yolk phosphoglycoprotein which contains about 90% of the yolk protein phosphorus. It is synthesized in the liver of the hen and transferred to the developing oocyte, where it is bound to lipoproteins within the yolk granules. ( MSH )] (UMLS (CSP) C0031733) =Amino Acid, Peptide, or Protein; Biologically Active Substance ;
| - 381. phthalate
- [o-benzene dicarboxylate. ( CSP )] (UMLS (CSP) C0136960) =Organic Chemical =benzoate;
=1,2-Benzenedicarboxylic Acid, Bis(2-ethylhexyl) |
- 332. phot
- [1 x 10-4 lx ( HL7V3.0 )] (UMLS (HL7) C1551093) =Quantitative Concept =UnitOfMeasureAtomInsens;
UnitOfMeasureAtomSens | - 382. phthalimide
- [The imide of phthalic acids. ( MSH )] (UMLS (CSP) C0031785) =Organic Chemical ;
=imide;
Phthalic Acids;
pyrrole;
=(-)-Thalidomide |
- 333. Photo optical clot detection
- [Coagulation, Photo Optical Clot Detection ( HL7V3.0 )] (UMLS (HL7) C1553184) =Laboratory Procedure =ObservationMethod;
| - 383. phthalocyanin
- [ ] (UMLS (CSP) C0070971) =Organic Chemical; Pharmacologic Substance =indole;
|
- 334. photoactivation
- [chemical reaction to light, including sunlight and ultraviolet radiation. ( CSP )] (UMLS (CSP) C0597225) =Phenomenon or Process =photochemistry;
| - 384. Phthiriasis
- (UMLS (NCI) C0277352) =Disease or Syndrome
|
- 335. photoallergy
- [ ] (UMLS (CSP) C0206051) =Disease or Syndrome ;
| - 385. PHTHISICAL CORNEA
- [ ] (UMLS (ICD9CM) C0155102) =Disease or Syndrome
|
- 336. Photobacterium
- [A genus of gram-negative, facultatively anaerobic, rod-shaped bacteria that are common in the marine environment and on the surfaces and in the intestinal contents of marine animals. Some species are bioluminescent and are found as symbionts in specialized luminous organs of fish. ( MSH )] (UMLS (CSP) C0031738) =Bacterium ;
| - 386. phycobilin
- [group of bilelike, proteinaceous pigments found in algae. ( CSP )] (UMLS (CSP) C0070982) =Organic Chemical ;
=pigment;
plant protein |
- 337. photobiology
- [branch of biology dealing with the effect of light on organisms. ( CSP )] (UMLS (CSP) C0242672) =Biomedical Occupation or Discipline ;
=Radiobiology;
=photosynthesis;
bioluminescence;
nonvisual photosensitivity;
light adverse effect;
nonvisual photoreceptor;
photoprotection;
photostimulus;
visual photosensitivity;
| - 387. phycocyanin
- [The metal-free blue phycobilin pigment in a conjugated chromoprotein of blue-green algae. It functions as light-absorbing substance together with chlorophylls. ( MSH )] (UMLS (CSP) C0031788) =Amino Acid, Peptide, or Protein; Biologically Active Substance
|
- 338. photochemistry
- [branch of chemistry which deals with the chemical properties or effects of visible or ultraviolet light. ( CSP )] (UMLS (CSP) C0031739) =Occupation or Discipline ;
=Radiation Chemistry;
=photoactivation;
| - 388. Phycodnaviridae
- [A family of DNA plant viruses that infect eukaryotic algae. ( MSH )] (UMLS (CSP) C0206348) =Virus ;
|
- 339. photocoagulation eye surgery
- [ ] (UMLS (CSP) C0599128) =Therapeutic or Preventive Procedure
| - 389. phycoerythrin
- [The metal-free red phycobilin pigment in a conjugated chromoprotein of red algae. It functions as a light-absorbing substance together with chlorophylls. ( MSH )] (UMLS (CSP) C0031789) =Amino Acid, Peptide, or Protein; Biologically Active Substance
|
- 340. photocoagulation therapy
- [therapeutic coagulation of tissue by an intense beam of light, including laser; in the eye it is used in the treatment of retinal detachments, retinal holes, aneurysms, hemorrhages, and malignant and benign neoplasms. ( CSP )] (UMLS (CSP) C0023694) =Therapeutic or Preventive Procedure ;
=Therapeutic Interventions;
| - 390. Phyllocontin
- (UMLS (NCI) C0722625) =Organic Chemical; Pharmacologic Substance
|
- 341. photoconduction
- [electrical conduction which is affected by light incident on the conducting material; for light transmission, use OPTICS. ( CSP )] (UMLS (CSP) C0597226) =Quantitative Concept =electrical conductance;
| - 391. phylloquine reductase
- [ ] (UMLS (CSP) C0598919) =Amino Acid, Peptide, or Protein; Enzyme
|
- 342. Photodermatitis
- [Abnormal responses to sunlight or artificial light due to extreme reactivity of light-absorbing molecules in tissues. It refers almost exclusively to skin photosensitivity, including sunburn, reactions due to repeated prolonged exposure in the absence of photosensitizing factors, and reactions requiring photosensitizing factors such as photosensitizing agents and certain diseases. With restricted reference to skin tissue, it does not include photosensitivity of the eye to light, as in photophobia or photosensitive epilepsy. ( MSH )] (UMLS (NCI) C0031762) =Disease or Syndrome ;
=Cutaneous Disorder;
=Hydroa Vacciniforme;
sunburn;
Angioma Pigmentosum Atrophicum;
Dermatitis, Photoallergic;
Dermatitis, Phototoxic;
| - 392. phylogeny
- [The relationships of groups of organisms as reflected by their genetic makeup. ( MSH )] (UMLS (CSP) C0031797) =Idea or Concept ;
|
- 343. photoelectric plethysmography
- [measurement of the intensity of light reflected from the skin surface and the red cells below to determine the blood volume of the respective area. ( CSP )] (UMLS (CSP) C0597227) =Diagnostic Procedure =PLETHYSMOGRAM;
| - 393. Physalia
- [ ] (UMLS (CSP) C0524624) =Invertebrate
|
- 344. photoelectron microscopy
- [ ] (UMLS (CSP) C0598360) =Laboratory Procedure ;
| - 394. Physarum
- [A genus of protozoa, formerly also considered a fungus. Characteristics include the presence of violet to brown spores. ( MSH )] (UMLS (CSP) C0031800) =Invertebrate ;
|
- 345. photoelectron spectrometry
- [ ] (UMLS (CSP) C0597228) =Laboratory Procedure =spectrometry;
| - 395. Physiatric Procedure
- [therapies to prevent, correct, or alleviate dysfunction of anatomic or physiologic origin, employing physical phenomena such as temperature, light, water, and sound, as well as exercise and massage. ( CSP )] (UMLS (NCI) C0949766) Physical Medicine Procedure;
Physical Therapeutics;
physical therapy;
Physical Therapy Procedure;
Physiotherapy;
Physiotherapy Procedure;
PT;
=Therapeutic or Preventive Procedure ;
=Therapeutic Interventions;
=massage |
- 346. Photofrin
- (UMLS (NCI) C0729236) =Organic Chemical; Pharmacologic Substance
| - 396. physiatry
- [A medical specialty concerned with the use of physical agents, mechanical apparatus, and manipulation in rehabilitating physically diseased or injured patients. ( MSH )] (UMLS (CSP) C0031813) =Biomedical Occupation or Discipline ;
|
- 347. Photofrin II
- (UMLS (NCI) C0729237) =Organic Chemical; Pharmacologic Substance
| - 397. Physical
- [Having substance or material existence; concerned with material things; of or pertaining to the body as distinguished from the mind or spirit. ( NCI )] (UMLS (NCI) C0205485) =Functional Concept
|
- 348. Photographs
- (UMLS (HL7) C1548899) =Health Care Activity =Consent Type;
| - 398. physical abuse prevention
- [ ] (UMLS (CSP) C1537042) =Therapeutic or Preventive Procedure ;
|
- 349. Photographs - Employee
- (UMLS (HL7) C1548900) =Health Care Activity =Consent Type;
| - 399. physical chemical interaction
- [header term; physical actions of chemicals on a biological system; includes those studies looking at chemicals interacting and the effect of that reaction on a biological system; prefer narrower terms. ( CSP )] (UMLS (CSP) C0597236) =Biologic Function =Pharmacologic;
Toxicology =nutrient interaction;
pesticide interaction;
pollutant interaction;
toxicant interaction;
drug interaction |
- 350. Photographs - Medical Research
- (UMLS (HL7) C1548901) =Health Care Activity =Consent Type;
| - 400. Physical Dependence
- [The neuroadaptation of the body to the presence of an opioid, and is characterized by the onset of acute symptoms and signs of withdrawal if the opioid is stopped or an opioid antagonist is administered. ( NCI )] (UMLS (NCI) C0278080) =Mental or Behavioral Dysfunction
|
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