Prior to transfer to a nascent chain in the lumen of the  ER, the oligosaccharide precursor is assembled on amembrane- attached anchor called dolichol phosphate, a longchain polyisoprenoid lipid

TLS Online TPP Program

#Id: 10305

#Unit 4. Cell Communication and Cell Signaling

Anergy versus clonal expansion

TLS Online TPP Program

#Id: 9553

#Unit 11. Evolution and Behavior

Natural selection was Darwin’s brilliant hypothesis, that accounts for adaptations, features that appear “designed” to fit organisms to their environment.

TLS Online TPP Program

#Id: 10331

#Unit 4. Cell Communication and Cell Signaling

TLS Online TPP Program

#Id: 7238

#Unit 5. Developmental Biology

Stages in hematopoiesis

TLS Online TPP Program

#Id: 10346

#Unit 4. Cell Communication and Cell Signaling

T1 cells are mIgMhi, mIgD -/lo, CD21-, CD23-, CD24+, and CD93+. 

T2 cells differ from T1 cells in having higher levels of mIgD and in expressing CD21 and CD23.