PML nuclear bodies are also sites of post-translational modification of proteins through the addition of a small, ubiquitin-like protein called SUMO1

TLS Online TPP Program

#Id: 9641

#Unit 4. Cell Communication and Cell Signaling

Downstream of Ras is a highly conserved cascade of three protein kinases-

Ras → Raf → MEK → MAP kinase

TLS Online TPP Program

#Id: 1322

#Unit 4. Cell Communication and Cell Signaling

Gαi activate α2-Adrenergic receptor

TLS Online TPP Program

#Id: 1763

#Unit 4. Cell Communication and Cell Signaling

Peripheral tolerance, which renders some self-reactive lymphocytes in secondary lymphoid tissues inactive and generates others that actively inhibit immune responses against self

TLS Online TPP Program

#Id: 6553

#Unit 7. System Physiology – Animal

TLS Online TPP Program

#Id: 7744

#Unit 1. Molecules and their Interaction Relevant to Biology

An ionic radius is one-half the distance between the nuclei of two ions in an ionic bond.