Pregananant
Why do we only test for the beta subunit of hCG?
The Beta subunit is unique to hCG while the alpha unit is shared by FSH and LH
Dysfunction of this enzyme can increase cancer risk (involved in the cell cycle)
p53
Name the substrate and general features of GLUT1, GLUT2, GLUT4, and GLUT5
GLUT1: insulin-insensitive in brain
GLUT2: insulin-insensitive in liver and pancreas; high Kd
GLUT4: insulin-sensitive in muscle; low Kd but inhibited by glucose in cell
What transports fat from the intestines to adipose and liver tissue initially?
Chylomicrons
Name each important lipoprotein and where each one comes from
B-48: from intestines on chylomicrons
B-100: from liver on LDL, IDL, VLDL (Liver based)
C-II: on HDL and given to VLDL; activates LPL
A-1: on HDL activates LCAT