Cell-Mediated Immunity against Virus

Both CD8+ TC cells and CD4+ TH1 cells are required components of the cell-mediated antiviral defense.

Activated TH1 cells produce IL-2, IFN-ϒ, and tumor necrosis factor-α.

TLS Online TPP Program

#Id: 492

#Unit 2. Cellular Organization

The metaphase scaffold consists of a dense network of fibers. Threads of DNA emanate from the scaffold, apparently as loops of average length 30 to 90 kb.

TLS Online TPP Program

#Id: 1567

#Unit 4. Cell Communication and Cell Signaling

The central player in the “canonical” Wnt intracellular signal transduction pathway is called β-catenin.

TLS Online TPP Program

#Id: 10405

#Unit 4. Cell Communication and Cell Signaling

TLS Online TPP Program

#Id: 849

#Unit 2. Cellular Organization

Erwinia is necrotrophic bacteria that deploy pectic enzymes cause extensive cell death and tissue maceration.

TLS Online TPP Program

#Id: 9874

#Unit 4. Cell Communication and Cell Signaling

The innate immune system includes physical and chemical—as well as cellular responses