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TLS Online TPP Program

#Id: 10805

Tannins deter feeding by herbivores

Plant tannins also serve as defenses against microorganisms.

For example, the nonliving heartwood of many trees contains high concentrations of tannins that help prevent fungal and bacterial decay

#XL - R Botany #Secondary metabolites #Part B Pointers
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TLS Online TPP Program

#Id: 10377

#XL - Q Biochemistry
TLS Online TPP Program

#Id: 10378

#XL - Q Biochemistry

Codominant Expression
TLS Online TPP Program

#Id: 10379

#XL - Q Biochemistry
TLS Online TPP Program

#Id: 10380

#XL - Q Biochemistry

IFN- ¥ has been shown to induce expression of the class II transcriptional activator (CIITA). 
TLS Online TPP Program

#Id: 10381

#XL - Q Biochemistry

IL-4 increases expression of class II molecules in resting B cells, turning them into more efficient APCs.
TLS Online TPP Program

#Id: 10382

#XL - Q Biochemistry

Expression of class II molecules by B cells is down-regulated by IFN-¥.