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TLS Online TPP Program

#Id: 6577

When the embryo has functional testes, Leydig cells of the fetal testis secrete testosterone, and the Sertoli cells secrete MIS (MRF)

#Unit 7. System Physiology – Animal #Reproductive Physiology #Part B Pointers
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TLS Online TPP Program

#Id: 4267

#Unit 12. Applied Biology

Trypsin is a serine protease that digest the extracellular protein or matrix protein so that cells get free.
TLS Online TPP Program

#Id: 4272

#Unit 12. Applied Biology

Dissociation of Adherent Cells
TLS Online TPP Program

#Id: 4274

#Unit 12. Applied Biology

To check the cell viability in cell suspension, trypan blue dye is used. This dye is excluded by viable cells but taken up by dead cells (nonviable cells).
TLS Online TPP Program

#Id: 4279

#Unit 12. Applied Biology

Cell viability is calculated as the number of viable cells divided by the total number of cells.
TLS Online TPP Program

#Id: 4281

#Unit 12. Applied Biology

The best method for cryopreserving cultured cells is storing them in liquid nitrogen in complete medium in the presence of a cryoprotective agent such as dimethylsulfoxide (DMSO) or glycerol
TLS Online TPP Program

#Id: 4535

#Unit 12. Applied Biology

Conventional vaccines consist of whole pathogenic organisms, which may either be killed or live.