Glossary of Biotechnology for Food and Agriculture . 2015.
buoyant density — noun The density of molecules, particles or viruses as determined by flotation in a suitable liquid • • • Main Entry: ↑buoy … Useful english dictionary
buoyant density — buoyant density. См. плавучая плотность. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) … Молекулярная биология и генетика. Толковый словарь.
density — 1. The compactness of a substance; the ratio of mass to unit volume, usually expressed as g/cm3 (kg/m3 in the SI system). 2. The quantity of electricity on a given surface or in a given time per unit of volume. 3. In radiological p … Medical dictionary
плавучая плотность — buoyant density плавучая плотность. Плотность макромолекулы, выраженная через плотность растворителя, численно равна плотности раствора, при которой она перестает седиментировать или флотировать в этом растворе в процессе центрифугирования… … Молекулярная биология и генетика. Толковый словарь.
Isopycnic centrifugation — Isopycnic centrifugation, also known as density gradient centrifugation or equilibrium sedimentation is a technique used to separate molecules on the basis of buoyant density. (The word isopycnic means equal density .) Typically, a self… … Wikipedia
lipid — /lip id, luy pid/, n. Biochem. any of a group of organic compounds that are greasy to the touch, insoluble in water, and soluble in alcohol and ether: lipids comprise the fats and other esters with analogous properties and constitute, with… … Universalium
zone — A segment; any encircling or beltlike structure, either external or internal, longitudinal or transverse. SEE ALSO: area, band, region, space, spot. SYN: zona (1) [TA]. [L. zona] … Medical dictionary
Protein purification — is a series of processes intended to isolate a single type of protein from a complex mixture. Protein purification is vital for the characterisation of the function, structure and interactions of the protein of interest. The starting material is… … Wikipedia
Effective stress — Karl von Terzaghi first proposed the relationship for effective stress in 1936. [http://fbe.uwe.ac.uk/public/geocal/SoilMech/stresses/stresses.htm] For him, the term ‘effective’ meant the calculated stress that was effective in moving soil, or… … Wikipedia
Equilibrium gradient centrifugation — Also called: isopycnic density gradient centrifugation, is a type of centrifugation procedure widely used in biochemistry to separate molecules based on their isopycnic point (Buoyant Density). By spinning biological (or other) preparations at… … Wikipedia
