Sigma neoblasts are highly proliferative and are the only stem cells directly responsive to injury.

TLS Online TPP Program

#Id: 6460

#Unit 3. Fundamental Processes

Fluorochrome-coupled monoclonal antibodies to the FLAG or myc epitopes can then be used to detect the recombinant protein in the cell.

Alexa- 488-labeled antibody -emit green light

Alexa-568-labeled antibody- emit red light

TLS Online TPP Program

#Id: 2992

#Unit 3. Fundamental Processes

DNA polymerase I has a unique 5 '-3' exonuclease activity that can be combined with DNA synthesis to perform nick translation.

TLS Online TPP Program

#Id: 8930

#Unit 2. Cellular Organization

If the DNA damage is severe, p21 can cause the cells to senesce or p53 can induce apoptosis.

TLS Online TPP Program

#Id: 10109

#Unit 4. Cell Communication and Cell Signaling

Tight junctions prevent the diffusion of: 

Macromolecules

Small water-soluble molecules

Ions

Membrane proteins 

Glycolipids

TLS Online TPP Program

#Id: 4562

#Unit 8. Inheritance Biology