Which of the following statements regarding TNFa are true?
A.	TNFa has a marked procoagulant effect
B.	Passive immunization of patients with neutralizing antibodies to TNFa improves survival from multi-organ system failure
C.	TNFa upregulates E-selectin expression
D.	The most potent known stimulus for TNFa production and release is IL-1
Answer:A
Which of the following statements regarding TNFa are true?
A.	TNFa has a marked procoagulant effect B.	Passive immunization of patients with neutralizing antibodies to TNFa improves survival from multi-organ system failure C.	TNFa upregulates E-selectin expression D.	The most potent known stimulus for TNFa production and release is IL-1