- 1. 1.6605402 x 10-24 g
- [The non-SI unit of mass in terms of which the masses of individual atoms and molecules are expressed. Unified atomic mass unit is defined as one one twelfth of the mass of an unbound atom of the carbon-12 nuclide, the predominant isotope of carbon, at rest and in its ground state. It is equal to 1.6606x10(E-27) kg (approximately). ( NCI )] (UMLS (NCI) C0678223) =Quantitative Concept ;
| - 47. xanthomatous reticuloendotheliosis
- [ ] (UMLS (CSP) C0598603) =Neoplastic Process
|
- 2. 46XX
- [The normal genotype of a female human. ( NCI )] (UMLS (NCI) C0450371) =Organism Attribute ;
| - 48. Xanthomonas
- [A genus in the family XANTHOMONADACEAE whose cells produce a yellow pigment (Gr. xanthos - yellow). It is pathogenic to plants. ( MSH )] (UMLS (CSP) C0043327) =Bacterium
|
- 3. 714-X
- [A product elaborated and marketed by the private Canadian laboratory. 714-X contains trimethylbicyclonitraminoheptane chloride, a nitrogenated camphor-derivative, and mineral salts in ethanol. It is claimed to cure cancer, multiple sclerosis, fibromyalgia, AIDS and other diseases by improving the body's immune function. Few inconclusive animal studies and no human trials were conducted with the product. There is no scientific evidence that 714-X is effective in treating any type of disease. It has not been proven to be safe or effective for any use. 714-X is banned by FDA for use in the USA. In Canada 714-X is legally available on compassionate grounds only through a licensed physician. ( NCI )] (UMLS (NCI) C0539517) =Organic Chemical; Pharmacologic Substance ;
| - 49. xanthone
- [ ] (UMLS (CSP) C0078604) =Organic Chemical
|
- 4. X Inactivation
- [A human early embryonic event in which in any given cell one of a female's two X chromosomes becomes inactivated and converted into a Barr body. After inactivation has occurred, all descendants of that cell have the same inactivated X chromosome. Thus, X-inactivation creates cell clones with differing effective gene content. An organism whose cells vary in effective gene content and hence in the expression of a trait, is called a genetic mosaic. ( NCI )] (UMLS (NCI) C0043297) =Genetic Function
| - 50. Xanthophylls
- [Oxygenated forms of carotenoids. They are usually derived from alpha and beta carotene. ( MSH )] (UMLS (NCI) C0949636) =Organic Chemical; Biologically Active Substance ;
|
- 5. X inherited trait
- [ ] (UMLS (CSP) C0599413) =Organism Attribute ;
| - 51. Xcytrin
- (UMLS (NCI) C1098215) =Organic Chemical; Pharmacologic Substance ;
|
- 6. X linked trait
- [ ] (UMLS (CSP) C1537071) =Organism Attribute ;
| - 52. Xe element
- [noble gas with atomic symbol Xe, atomic number 54; found in the earth's atmosphere; has been used as an anesthetic. ( CSP )] (UMLS (CSP) C0043339) =Pharmacologic Substance; Element, Ion, or Isotope ;
=gas element; [RE600] NON-ANESTHETIC GASES =Xeneisol; XENON 5 % |
- 7. X ray diffraction analysis
- [ ] (UMLS (CSP) C0599643) =Laboratory Procedure ;
| - 53. Xeneisol
- [A radioisotope of xenon, an element with 54 protons, having gamma emissions and a physical half-life of 5.27 days. Xenon-133 is used in the study of pulmonary function and organ blood flow. ( NCI )] (UMLS (NCI) C0872916) Xenon X-133;
Xenon Xe-133; Xenon, Isotope of Mass 133; XENON, XE-133; XENON,XE-133; XENON,XE-133 PREPARATION =Pharmacologic Substance; Indicator, Reagent, or Diagnostic Aid; Element, Ion, or Isotope =Xe element; [DX201] IMAGING AGENTS (IN VIVO) RADIOPHARMACEUTICALS =XENON,XE-133 380 MIL; XENON,XE-133 10 MIL; XENON,XE-133 1000 MIL; XENON,XE-133 20 MIL/ML |
- 8. X ray emission spectrometry
- [The analysis of the spectrum of fluorescent X-RAYS, i.e. X-rays emitted after bombarding matter with high energy particles such as PROTONS; ELECTRONS; or higher energy X-rays. The identification and quantitation of ELEMENTS by this technique is based on the fact that the wavelength and intensity of the fluorescent X-rays are characteristic of specific elements and the concentration of the elements in the matter being analyzed. ( MSH )] (UMLS (CSP) C0037804) =Diagnostic Procedure ;
| - 54. Xenical
- (UMLS (NCI) C0732649) =Organic Chemical; Pharmacologic Substance
|
- 9. X ray emission spectroscopy
- [ ] (UMLS (CSP) C0205954) =Laboratory Procedure; Research Activity
| - 55. xenobiotic
- [Chemical substances that are foreign to the biological system. They include naturally occurring compounds, drugs, environmental agents, carcinogens, insecticides, etc. ( MSH )] (UMLS (CSP) C0043335) =Biologically Active Substance; Hazardous or Poisonous Substance ;
|
- 10. X ray fluorescent probe
- [ ] (UMLS (CSP) C0599270) =Indicator, Reagent, or Diagnostic Aid ;
| - 56. Xenobiotic Metabolism
- [The chemical reactions and physical changes involving a xenobiotic compound, a compound foreign to living organisms. Used of chemical compounds, e. g. a xenobiotic chemical, such as a pesticide. (Gene Ontology) ( NCI )] (UMLS (NCI) C1154744) =Molecular Function
|
- 11. X ray microscopy
- [ ] (UMLS (CSP) C0597691) =Laboratory Procedure ;
=microscopy; | - 57. xenobiotic monooxygenase
- [Monooxygenases that oxidize exogenous substrates. ( MSH )] (UMLS (CSP) C1412027) =Amino Acid, Peptide, or Protein; Enzyme
|
- 12. X ray spectrometry
- [identification and measurement of concentration of elements based on the fact that x-rays emitted by an excited element have a wavelength characteristic of that element and an intensity related to its concentration. ( CSP )] (UMLS (CSP) C0597692) =Laboratory Procedure ;
=spectrometry; | - 58. xenograft
- [The cells of one species transplanted to another species. ( NCI )] (UMLS (NCI) C0522537) =Biomedical or Dental Material
|
- 13. X ray spectroscopy
- [ ] (UMLS (CSP) C0260247) =Diagnostic Procedure ;
| - 59. Xenopus
- [aquatic amphibian genus of the family Pipidae, occurring in Africa and distinguished by having black horny claws on three inner hind toes. ( CSP )] (UMLS (CSP) C0043342) =Amphibian =Frog;
|
- 14. X ray visualization
- [ ] (UMLS (CSP) C0599913) =Diagnostic Procedure ;
| - 60. Xenopus
- [Any of various aquatic, tongueless, clawed frogs of the genus Xenopus, native to southern Africa, especially X. laevis, widely used in the study of vertebrate development. ( NCI )] (UMLS (NCI) C1504663) =Amphibian; ;
|
- 15. X-AVI Video
- [The AVI file format is just a wrapper for many different codecs; it is a source of many interoperability problems. ( HL7V3.0 )] (UMLS (HL7) C1555001) =Idea or Concept =VideoMediaType;
| - 61. Xenopus oocyte
- [widely used in research in developmental biology because of the size and robustness of the eggs and their amenability to surgical manipulation; used to study the expression and function of isolated foreign genes and RNAs injected into them. ( CSP )] (UMLS (CSP) C0597694) =Cell ;
=animal tissue; |
- 16. X-Linked Lymphoproliferative Syndrome
- (UMLS (NCI) C0549463) =Disease or Syndrome ;
| - 62. Xeroderma
- (UMLS (NCI) C0043345) =Disease or Syndrome
|
- 17. X-Linked Severe Combined Immunodeficiency
- [Rare congenital disorder inherited as an X-linked defect characterized by impairment of both humoral and cell-mediated immunity, leukopenia, and low or absent antibody levels. ( NCI )] (UMLS (NCI) C1279481) =Disease or Syndrome
| - 63. XERODERMA OF EYELID
- [ ] (UMLS (ICD9CM) C0155179) =Disease or Syndrome ;
|
- 18. X-ray Angiography
- (UMLS (HL7) C1547113) =Diagnostic Procedure =Modality;
| - 64. Xeroderma Pigmentosum Complementation Group A
- (UMLS (NCI) C0268135) =Congenital Abnormality; Disease or Syndrome
|
- 19. X-Ray Cross Complementing Group
- [A genetic complementation group for X-ray sensitivity. ( NCI )] (UMLS (NCI) C0796304) XRCC Group =Gene or Genome ;
| - 65. Xeroderma Pigmentosum Complementation Group A Protein
- [DNA-Repair Protein Complementing XP-A Cells (XPA), the nuclear protein encoded by the XPA gene, has a zinc finger domain and is involved in the DNA excision repair pathway. XPA initiates repair by binding to damaged sites with various affinities, depending on the photoproduct and the transcriptional state of the region. XPA complements the defect in xeroderma pigmentosum (XP) group A (XP-A), an autosomal recessive disease characterized by hypersensitivity of the skin to sunlight followed by high incidence of skin cancer and frequent neurologic abnormalities. Group A patients show the most severe skin symptoms and progressive neurological disorders. ( NCI )] (UMLS (NCI) C1506533) Xeroderma Pigmentosum Group A Complementing Protein;
XPA =Amino Acid, Peptide, or Protein; Biologically Active Substance ; |
- 20. X-RAY NEC AND NOS
- [ ] (UMLS (ICD9CM) C0302454) =Diagnostic Procedure
| - 66. Xeroderma Pigmentosum Complementation Group B
- (UMLS (NCI) C0268136) =Congenital Abnormality; Disease or Syndrome
|
- 21. X-ray of female genital organs
- [ ] (UMLS (ICD9CM) C0203036) =Diagnostic Procedure
| - 67. Xeroderma Pigmentosum Complementation Group D
- (UMLS (NCI) C0268138) =Congenital Abnormality; Disease or Syndrome
|
- 22. X-RAY OF GRAVID UTERUS
- [ ] (UMLS (ICD9CM) C0203038) =Diagnostic Procedure
| - 68. Xeroderma Pigmentosum Complementation Group F
- (UMLS (NCI) C0268140) =Congenital Abnormality; Disease or Syndrome
|
- 23. X-ray of male genital organs
- [ ] (UMLS (ICD9CM) C0177754) =Diagnostic Procedure
| - 69. Xeroderma Pigmentosum Complementation Group G
- (UMLS (NCI) C0268141) =Congenital Abnormality; Disease or Syndrome
|
- 24. X-ray of spine
- [ ] (UMLS (ICD9CM) C0203139) =Diagnostic Procedure
| - 70. Xeroderma Pigmentosum, Complementation Group A Gene
- [This gene facilitates DNA binding in repair processes and is associated with the disease xeroderma pigmentosum complementation group A. ( NCI )] (UMLS (NCI) C1337030) XPA;
XPA Gene =Gene or Genome ; |
- 25. X-ray of urinary system
- [ ] (UMLS (ICD9CM) C0203101) =Diagnostic Procedure
| - 71. xerography
- [(ZEE-ro-ray-dee-AH-gra-fee) A type of x-ray in which a picture of the body is recorded on paper rather than on film. ( NCI )] (UMLS (CSP) C0043350) =Diagnostic Procedure
|
- 26. X-Ray Repair Complementing Defective Repair in Chinese Hamster Cells 1 Gene
- [This gene is involved in single-strand DNA break repair. ( NCI )] (UMLS (NCI) C1366475) XRCC1;
XRCC1 Gene; =Gene or Genome ; | - 72. xerotic keratitis
- [ ] (UMLS (CSP) C0271271) =Disease or Syndrome
|
- 27. X-Ray Repair Complementing Defective Repair in Chinese Hamster Cells 2 Gene
- [This gene is involved in the repair of DNA double-strand breaks by homologous recombination. ( NCI )] (UMLS (NCI) C1337031) XRCC2;
XRCC2 Gene =Gene or Genome ; | - 73. Xibenolol
- (UMLS (NCI) C0148979) =Organic Chemical; Pharmacologic Substance ;
|
- 28. X-Ray Repair Complementing Defective Repair in Chinese Hamster Cells 3 Gene
- [This gene plays a role in recombination and in the maintenance of DNA integrity. ( NCI )] (UMLS (NCI) C1337032) XRCC3;
XRCC3 Gene =Gene or Genome ; | - 74. Xiphen
- [ ] (UMLS (CSP) C0599095) =Organic Chemical; Pharmacologic Substance ;
|
- 29. X-Ray Repair Complementing Defective Repair in Chinese Hamster Cells 4 Gene
- [This gene plays a role in the repair of double-strand DNA breaks and V(D)J recombination. ( NCI )] (UMLS (NCI) C1337033) XRCC4;
XRCC4 Gene =Gene or Genome ; | - 75. Xiphisternum
- (UMLS (NCI) C0043356) =Body Part, Organ, or Organ Component ;
|
- 30. X-ray Repair Complementing Defective Repair in Chinese Hamster Cells 5 (Double-Strand-Break Rejoining; Ku Autoantigen, 80kDa) Gene
- [This gene is involved in DNA repair via the nonhomologous end-joining pathway. ( NCI )] (UMLS (NCI) C1337034) XRCC5;
XRCC5 Gene =Gene or Genome ; | - 76. Xipranolol
- (UMLS (NCI) C0601010) =Organic Chemical; Pharmacologic Substance ;
|
- 31. X-RAY STUDY OF EYE
- [ ] (UMLS (ICD9CM) C0845973) =Diagnostic Procedure
| - 77. XML Text
- [For structured character based data. There is a risk that general SGML/XML is too powerful to allow a sharing of general SGML/XML documents between different applications. ( HL7V3.0 )] (UMLS (HL7) C1554988) =Idea or Concept =TextMediaType;
|
- 32. X-Ray Tube
- [A vacuum tube containing a metal target onto which a beam of electrons is directed at high energy for the generation of X rays. ( NCI )] (UMLS (NCI) C0184486) =Medical Device ;
| - 78. XMLV1PR1
- [XML ITS version 1 pre-release 1. ( HL7V3.0 )] (UMLS (HL7) C1555718) =Intellectual Product =HL7 ITS Version Code;
|
- 33. X.400 email address: Use Only If Telecommunication Use Code Is NET
- (UMLS (HL7) C1549674) =Intellectual Product =Telecommunication equipment type;
| - 79. Xolair
- (UMLS (NCI) C1174773) =Amino Acid, Peptide, or Protein; Pharmacologic Substance; Immunologic Factor
|
- 34. XAF1
- [Widely expressed (highest in heart, ovary; lowest in brain, testis) by human XAF1 Gene (IAP Family), 317-aa 37-kDa XIAP-Associated Factor 1 contains 3 Cys-rich BIR domains (bind to and inhibit caspases), 7 zinc fingers, and a C-terminal RING zinc finger that possesses E3 ubiquitin ligase activity. Associated with nuclear redistribution of XIAP, cytoplasmic XAF1 appears to antagonize nuclear XIAP inhibition of CASP3 activity. (NCI) ( NCI )] (UMLS (NCI) C1447833) XIAP-Associated Factor 1;
ZAP-1 =Amino Acid, Peptide, or Protein; Biologically Active Substance ; | - 80. XomaZyme
- [ricin-conjugated monoclonal antibody to T lymphocytes. ( CSP )] (UMLS (CSP) C0078627) =Pharmacologic Substance; Immunologic Factor; Hazardous or Poisonous Substance =MAb;
|
- 35. Xalatan
- (UMLS (NCI) C0593887) =Organic Chemical; Pharmacologic Substance
| - 81. XomaZyme-CD5 Plus
- (UMLS (NCI) C0378325) =Amino Acid, Peptide, or Protein; Pharmacologic Substance; Immunologic Factor
|
- 36. Xaliproden Hydrochloride
- [The hydrochloride salt of xaliproden, an orally-active, synthetic, non-peptidic 5-HT1A receptor agonist with neurotrophic and neuroprotective properties. Although the mechanism of action of xaliproden is not fully understood, it appears to either mimic the effects of neurotrophins or stimulate their synthesis, thereby stimulating neuronal cell differentiation and proliferation and inhibiting neuronal cell death. Xaliproden's neuroprotective effect involves the activation of MAP kinase pathways via stimulation of the 5-HT1A receptor. ( NCI )] (UMLS (NCI) C1138236) =Organic Chemical; Pharmacologic Substance
| - 82. Xopenex
- (UMLS (NCI) C0876218) =Organic Chemical; Pharmacologic Substance ;
|
- 37. Xanax
- (UMLS (NCI) C0699034) =Organic Chemical; Pharmacologic Substance
| - 83. XR5000
- (UMLS (NCI) C0879370) =Organic Chemical; Pharmacologic Substance
|
- 38. xanthelasmatosis
- [condition of morphologic change in which there is accumulation of lipids in the large foam cells of tissues; the cutaneous manifestation of lipidosis in which plasma fatty acids and lipoproteins are quantitatively changed. ( CSP )] (UMLS (CSP) C0043325) =Disease or Syndrome =Metabolic Disease;
Skin Diseases, Metabolic; Alteracoes do metabolismo lipidico; =Wolman Disease; cerebrotendinous xanthomatosis; Wolman Disease; cerebrotendinous xanthomatosis | - 84. XR9576
- [A substance that is being studied for its ability to overcome tumor-cell resistance to anticancer drugs. It belongs to the family of drugs called anthranilic acid derivatives. ( NCI )] (UMLS (NCI) C0910984) =Organic Chemical; Pharmacologic Substance
|
- 39. xanthene
- [Compounds with three aromatic rings in linear arrangement with an OXYGEN in the center ring. ( MSH )] (UMLS (CSP) C0043313) =Organic Chemical =Heterocyclic Compounds, 3-Ring;
=Fluoresceins; Propantheline; Thioxanthenes; | - 85. XY-H65
- [ ] (UMLS (CSP) C0599957) =Enzyme; Immunologic Factor
|
- 40. xanthine
- [2,6-dioxypurine; purine base found in most body tissues and fluids, certain plants, and some urinary calculi; it is an intermediate in the degradation of adenosine monophosphate to uric acid, being formed by oxidation of hypoxanthine; methylated xanthine compounds caffeine, theobromine, and theophylline and their derivatives are used in medicine for their bronchodilator effects. ( CSP )] (UMLS (CSP) C0043318) =Organic Chemical; Biologically Active Substance ;
=Purinones; oxypurine =1,3,7-trimethylxanthine; theobromine; 3,7-Dihydro-1,3-dimethyl-1H-purine-2,6-dione; | - 86. Xylocaine
- (UMLS (NCI) C0699094) =Organic Chemical; Pharmacologic Substance ;
|
- 41. xanthine analog
- [synthetic or natural chemical compounds which resemble xanthine in structure and/or function. ( CSP )] (UMLS (CSP) C0597693) =Organic Chemical ;
=purine analog; | - 87. Xylocitin
- (UMLS (NCI) C0702203) =Organic Chemical; Pharmacologic Substance
|
- 42. Xanthine Dehydrogenase Gene
- [This gene plays a role in the oxidative metabolism of purines. ( NCI )] (UMLS (NCI) C1421531) XDH;
XDH Gene =Gene or Genome | - 88. XYLOSE
- [white crystalline sugar extracted from wood or straw; used in dyeing and tanning and in diabetic diets; also called wood sugar. ( CSP )] (UMLS (NCI) C0043375) =Carbohydrate; Biologically Active Substance =pentose;
Inactive Ingredient Preparations =XYLOSE 25 GM; XYLOSE 100 GM; |
- 43. Xanthine Oxidase Inhibitor
- [any substance or agent which suppresses, prevents or opposes the action of xanthine oxidase. ( CSP )] (UMLS (NCI) C0302609) =Organic Chemical; Pharmacologic Substance ;
=oxidoreductase inhibitor; =1,5-Dihydro-4H-pyrazolo[3,4-d]pryimidin-4-one | - 89. Xylotox
- (UMLS (NCI) C0592275) =Organic Chemical; Pharmacologic Substance
|
- 44. Xanthogranulomatous Cholecystitis
- (UMLS (NCI) C1337035) =Disease or Syndrome ;
| - 90. Xyotax
- (UMLS (NCI) C1328240) =Organic Chemical; Pharmacologic Substance ;
|
- 45. Xanthoma
- [A non-neoplastic disorder characterized by a localized collection of histiocytes containing lipid. Xanthomas usually occur in the skin and subcutaneous tissues, but occasionally they may involve the deep soft tissues. — 2003 ( NCI )] (UMLS (NCI) C0302314) =Disease or Syndrome
| - 91. Xyrem
- (UMLS (NCI) C1170735) =Organic Chemical; Pharmacologic Substance ;
|
- 46. xanthoma tuberosum multiplex
- [ ] (UMLS (CSP) C0242165) =Disease or Syndrome
| - 92. _X_ times per day at institution-specified times, where X is a numeral 5 or greater.
- (UMLS (HL7) C1548630) =Temporal Concept =Repeat;
|