blood

Question 1

What cells release hepcidin? What does hepcidin control?

Answer 1

hepatic parenchymal cells (aka hepatocytes)

hepcidin inhibits release of iron from enterocytes and macrophages into the blood

Question 2

Is myoglobin a tetrameric protein?

Answer 2

No

Myoglobin is a monomeric protein

Question 3

does mycoplasma pneumoniae cause warm or cold agglutinins? do these agglutinins last forever?

Answer 3

cold

no. After the infection is cleared, cold agglutinin production decreases and hemolytic anemia resolves

Question 4

What is the mechanism of direct Xa inhibitors?

Answer 4

they bind to ATIII then bind to factor Xa

Question 5

On gel electrophoresis, which protein travels the farthest (HbS, HbC, HbF, and HbA)? why does HbC travel the slowest compared to Hb

Answer 5

HbA > HbF > HbS > HbC

HbC is a mutation that converts glutamic acid to a Lysine (ly-C-ene)