| D007202 |
Indicators and Reagents |
Substances used for the detection, identification, analysis, etc. of chemical, biological, or pathologic processes or conditions. Indicators are substances that change in physical appearance, e.g., color, at or approaching the endpoint of a chemical titration, e.g., on the passage between acidity and alkalinity. Reagents are substances used for the detection or determination of another substance by chemical or microscopical means, especially analysis. Types of reagents are precipitants, solvents, oxidizers, reducers, fluxes, and colorimetric reagents. (From Grant & Hackh's Chemical Dictionary, 5th ed, p301, p499) |
Indicator,Reagent,Reagents,Indicators,Reagents and Indicators |
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| D007854 |
Lead |
A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb. |
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| D008854 |
Microscopy, Electron |
Microscopy using an electron beam, instead of light, to visualize the sample, thereby allowing much greater magnification. The interactions of ELECTRONS with specimens are used to provide information about the fine structure of that specimen. In TRANSMISSION ELECTRON MICROSCOPY the reactions of the electrons that are transmitted through the specimen are imaged. In SCANNING ELECTRON MICROSCOPY an electron beam falls at a non-normal angle on the specimen and the image is derived from the reactions occurring above the plane of the specimen. |
Electron Microscopy |
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| D002286 |
Carcinoma, Ehrlich Tumor |
A transplantable, poorly differentiated malignant tumor which appeared originally as a spontaneous breast carcinoma in a mouse. It grows in both solid and ascitic forms. |
Ehrlich Ascites Tumor,Ascites Tumor, Ehrlich,Ehrlich Tumor Carcinoma,Tumor, Ehrlich Ascites |
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| D003594 |
Cytoplasmic Granules |
Condensed areas of cellular material that may be bounded by a membrane. |
Cytoplasmic Granule,Granule, Cytoplasmic,Granules, Cytoplasmic |
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| D003720 |
Densitometry |
The measurement of the density of a material by measuring the amount of light or radiation passing through (or absorbed by) the material. |
Densitometries |
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| D003851 |
Deoxyribonucleases |
Enzymes which catalyze the hydrolases of ester bonds within DNA. EC 3.1.-. |
DNAase,DNase,Deoxyribonuclease,Desoxyribonuclease,Desoxyribonucleases,Nucleases, DNA,Acid DNase,Alkaline DNase,DNA Nucleases,DNase, Acid,DNase, Alkaline |
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| D006652 |
Histological Techniques |
Methods of preparing tissue for examination and study of the origin, structure, function, or pathology. |
Histologic Technic,Histologic Technics,Histologic Technique,Histologic Techniques,Histological Technics,Technic, Histologic,Technics, Histologic,Technique, Histologic,Techniques, Histologic,Histological Technic,Histological Technique,Technic, Histological,Technics, Histological,Technique, Histological,Techniques, Histological |
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| D000166 |
Acridines |
Compounds that include the structure of acridine. |
Acridine |
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| D000447 |
Aldehydes |
Organic compounds containing a carbonyl group in the form -CHO. |
Aldehyde |
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