Pcb 3233 immunology - Study guides, Class notes & Summaries

Single Positive - has either CD4 or CD8 CD2 and CD5 - perform adhesion and signaling. They are present during double negative stage Thymocytes rearrange which 3 genes at the same time? - Beta, gamma, and delta pTalpha - surrogate alpha chain. signals cell to halt gamma, delta, Beta chains, gene rearrangement and begin proliferation. What do macrophages do in the thymus? - continually remove dead cells What does TH1 cells do? - Activate macrophages Thymal Stromal Cells - Keeps BCR genes cl...

PCB 3233 ch 6, PCB 3323 Immunology Exam 3 questions well answered

PCB 3233 Immunology Exam 4 questions with correct answers

PCB 3233 Immunology Exam 4 questions with correct answers

PCB 3233 IMMUNOLOGY - EXAM 3 questions with correct answers

PCB 3233 Immunology Exam 1 Review(updated)questions well answered

Which disease state is caused by loss of approximately 80% of the RAG proteins enzymatic activity and misssense mutation? (hint: infant has a red rash on the face and shoulders) - Omenn Syndrome Major histocompatibility complex class I presents: - Intracellular antigens to CD8 T cells __________ has an alpha chain and a beta chain in their structure while ________ only has an alpha chain in its structure? - MHC II, MHC I What process(es) are used after activation to make MHC I and II bindin...

PCB 3233 Immunology - Exam 4 questions with correct answers

PCB 3233 Immunology Exam 4 Practice Questions and Answers Positive Selection - Answer️️ -makes sure that your T-Cell recognizes one of your MHC. If it does not, then apoptosis Negative Selection - Answer️️ -Makes sure it does not recognize your peptide:MHC too strongly Does gamma: delta T-cells have to go through positive selection? - Answer️️ -No What does turning off RAG 1&2 do to your gene rearrangement? - Answer️️ -Preserve the current rearrangement Primary Lymphoi...

PCB 3233 IMMUNOLOGY - EXAM 3 QUESTIONS AND ANSWERS Which cell types can become a plasma cell? - Answer️️ -All the above (a memory B-cell, an activated B-cell, a centrocyte The types of human MHC II presenting molecules are: - Answer️️ - HLA-DP, HLA-DQ, HLA-DR which present peptide to CD4 T-cells __________ has an alpha chain and a beta chain in their structure while ________ only has an alpha chain in its structure? - Answer️️ -MHC II, MHC I What process(es) are used after a...