Cytokine Questions PDF

What distinguishes CXC chemokines from CC chemokines? a) CXC chemokines have an amino acid (X) between the rst and second cysteines b) CXC chemokines lack cysteine residues c) CC chemokines have more than two conserved cysteines d) CC chemokines bind to hormone receptors Answer: a) CXC chemokines ha...

What distinguishes CXC chemokines from CC chemokines? a) CXC chemokines have an amino acid (X) between the rst and second cysteines b) CXC chemokines lack cysteine residues c) CC chemokines have more than two conserved cysteines d) CC chemokines bind to hormone receptors Answer: a) CXC chemokines have an amino acid (X) between the rst and second cysteine Which structural feature de nes CX3C chemokines? a) Three amino acids separate the rst two conserved cysteines b) There is no spacing between the cysteines c) They lack a disul de bond between the cysteines d) CX3C chemokines contain a leucine zipper motif Answer: a) Three amino acids separate the rst two conserved cysteine Apart from their role in in ammation, chemokines are also involved in which physiological processes? a) Regulation of glucose metabolism b) Development of brain and heart tissue c) Protein synthesis d) Blood clotting Answer: b) Development of brain and heart tissu What does the "CR" in the name of a chemokine receptor indicate? a) A receptor for C chemokines b) A receptor for CXC chemokines c) A receptor for CC chemokines d) A receptor for CX3C chemokines Answer: a) A receptor for C chemokine What does "CCR" stand for in chemokine receptor terminology? a) Cystein-Cysteine receptor b) Carboxyl Chemokine Receptor c) CC Chemokine Receptor d) Calcium Channel Receptor Answer: c) CC Chemokine Recepto Which chemokine receptor subtype is denoted by "CXCR"? a) C Chemokine Receptor b) CC Chemokine Receptor c) CXC Chemokine Receptor d) CX3C Chemokine Receptor Answer: c) CXC Chemokine Recepto