separating gel

См. также в других словарях:

• Gel electrophoresis — apparatus – An agarose gel is placed in this buffer filled box and electrical field is applied via the power supply to the rear. The negative terminal is at the far end (black wire), so DNA migrates toward the camera. Classification… …   Wikipedia

• gel chromatography — ▪ chemistry also called  Gel Filtration,         in analytical chemistry, technique for separating chemical substances by exploiting the differences in the rates at which they pass through a bed of a porous, semisolid substance. The method is… …   Universalium

• Gel electrophoresis — The process in which molecules (such as proteins, DNA, or RNA fragments) can be separated according to size and electrical charge by applying an electric current to them while they are in a gel. The current forces the molecules through pores in a …   Medical dictionary

• gel electrophoresis — noun : electrophoresis in which molecules (as proteins and nucleic acids) migrate through a gel and especially a polyacrylamide gel and separate into bands according to size * * * Biochem. a technique for separating protein molecules of varying… …   Useful english dictionary

• gel filtration — An important method for separating molecules according to molecular size by percolating the solution through beads of solvent permeated polymer that has pores of similar size to the solvent molecules. Unlike a continous filter that retards flow… …   Dictionary of molecular biology

• gel electrophoresis — Biochem. a technique for separating protein molecules of varying sizes in a mixture by moving them through a block of gel, as of agarose or polyacrylamide, by means of an electric field, with smaller molecules moving faster and therefore farther… …   Universalium

• Two-dimensional gel electrophoresis — Two dimensional gel electrophoresis, abbreviated as 2 DE or 2 D electrophoresis, is a form of gel electrophoresis commonly used to analyze proteins. Mixtures of proteins are separated by two properties in two dimensions on 2D gels.Basis for… …   Wikipedia

• Agarose gel electrophoresis — is a method used in biochemistry and molecular biology to separate DNA, or RNA molecules by size. This is achieved by moving negatively charged nucleic acid molecules through an agarose matrix with an electric field (electrophoresis). Shorter… …   Wikipedia

• Temperature gradient gel electrophoresis — (TGGE) and Denaturing Gradient Gel Electrophoresis (DGGE) are forms of electrophoresis which use either a temperature or chemical gradient to denature the sample as it moves across an acrylamide gel. TGGE and DGGE can be applied to nucleic acids… …   Wikipedia

• Serum-separating tube — Serum separating tubes, also known as serum separator tubes or SSTs, are used in medical clinical chemistry tests requiring blood serum. SSTs are sometimes called marble top tubes or red top tubes , referring to the stoppers which are either gold …   Wikipedia

• Native Gel Electrophoresis — is a technique used mainly in protein electrophoresis where the proteins are not denatured and therefore separated based on their charge to mass ratio.The two main types of native gels used in protein electrophoresis are polyacrlylamide gels and… …   Wikipedia