Embryo transfer in cattle
Embryo transfer is a necessary technical means and link in the research and development of embryo biotechnology, such as cloning, transgenic, in vitro fertiliza
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Novel vector-mediated gene introduction technologies
Currently gene introduction technology is the main technique for the preparation of ips cells, and the improvement of gene vectors promotes the establishment of
hemagglutination inhibition test
Viruses with hemagglutinin (HA) can agglutinate human or animal erythrocytes, which is known as hemagglutination phenomenon. Hemagglutination phenomenon can be
Experiments on the preparation of suppositories
Suppositories can be categorized into two types according to their action. One is localized in the lumen; the other is absorbed from the lumen into the bloodstr
Experiments on the preparation of membrane agents
Membrane agent refers to the membrane preparation made of drug and suitable film-forming material through processing for oral or mucosal external use. The resea
Dry Heat Sterilization Experiment
Dry heat sterilization is the use of high temperatures to sterilize microorganisms by coagulating and denaturing the proteins in their cells. It is used to (1)
Preparation of red currant pigment of currant rice
Red pigment is a red natural pigment produced by Aspergillus erythropolis during its growth and metabolism. Aspergillus erythropolis is currently the only micro
Red Wine Vinification
Yeast is categorized into two types: natural yeast and artificially cultured yeast. Natural yeasts are wild yeasts that are often attached to the fruit skin. Fr
Acetaminophen tablets solubility determination experiment
Dissolution degree refers to the speed and degree of dissolution of drugs from solid preparations such as tablets or capsules in the specified solvent. However,