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TLS Online TPP Program

#Id: 8042

A system to unambiguously describe the configurations of molecules with more than one asymmetric center was devised in 1956 by Robert Cahn, Christopher Ingold, and Vladimir Prelog. In the Cahn–Ingold– Prelog or RS system

#Section 2: General Biology #Amino Acids #Part B Pointers
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TLS Online TPP Program

#Id: 10301

#Section 2: General Biology

Three signals are required for activation of a naïve T cell
TLS Online TPP Program

#Id: 10302

#Section 2: General Biology

Positive Costimulatory Receptors: ICOS
ICOS binds to another member of the growing B7 family, ICOS-ligand (ICOS-L), which is also expressed on a subset of activated APCs.
ICOS plays a key role in maintaining the activity of already differentiated effector and memory T cells.
TLS Online TPP Program

#Id: 10303

#Section 2: General Biology

T-cell costimulatory
TLS Online TPP Program

#Id: 10304

#Section 2: General Biology

Negative costimulation
TLS Online TPP Program

#Id: 10305

#Section 2: General Biology

Anergy versus clonal expansion
TLS Online TPP Program

#Id: 10306

#Section 2: General Biology

Superantigen