lecture 10

Question 1

some viruses inhibit antigen presentation by

Answer 1

MHC class I

Question 2

some viruses eg cold sores can lie dormans anc can be reactivated during stress when the immune system is

Answer 2

weak

Question 3

streptococcus pneumoniae is what type of bacteria

Answer 3

gram positive

Question 4

steptococcus vaccines

Answer 4

pneumovax and prevnar 13

Question 5

which of the vaccines is not effective in children

Answer 5

PNEUMOVAX

Question 6

which vaccine is conjugated vaccine

Answer 6

prevnar 13

Question 7

influenza virus (flu) has what nucleic acid

Answer 7

RNA, negative sense strand

Question 8

has which surface antigens

Answer 8

haemagglutinin and neuraminidase

Question 9

coronavirus RNA is what sense

Answer 9

positive sense

Question 10

antigenic drift causes

Answer 10

mild epidemic

Question 11

antigenic shift causes

Answer 11

major pandemic

Question 12

trypanosoma brucei causes

Answer 12

african sleeping sickness

Question 13

T reg cells release what IL

Answer 13

IL-10

Question 14

express what markers on the surface

Answer 14

CD4 and CD25

Question 15

what transcriptional factor does T reg cells express

Answer 15

FoxP3

Question 16

leishmania can hide and survive in

Answer 16

macrophages

Question 17

what is the vector of leishmania

Answer 17

sand fly

Question 18

leishmania can increase the expression of what T cells

Answer 18

T reg cells

Question 19

measles infects what cells

Answer 19

dendritic cells