Mouse cumulus cells also secrete a substance, CRISP1, that attracts sperm and hyperactivates them through CatSper channels

TLS Online TPP Program

#Id: 6747

#Unit 8. Inheritance Biology

Directional transfer and mapping

TLS Online TPP Program

#Id: 9077

#Unit 4. Cell Communication and Cell Signaling

β-Arrestin (Arr) binds to these phosphorylated receptors. Clathrin and AP2, two other proteins bound by β-arrestin, promote endocytosis of the receptor.

TLS Online TPP Program

#Id: 6150

#Unit 3. Fundamental Processes

H2AX phosphorylated at serine 129 in yeast, 139 in mammals) is referred to as g-H2AX. g-H2AX is a universal marker for double strand breaks

TLS Online TPP Program

#Id: 1932

#Unit 4. Cell Communication and Cell Signaling

The Three Complement Pathways Converge at the Formation of the C5 Convertase. 

TLS Online TPP Program

#Id: 8631

#Unit 2. Cellular Organization

APC/C core is organized into three modules: 

1. a scaffold module 

2. a catalytic module

3. a substrate recognition module