In this task, you are given a sentence. You are expected to write the name of the organism substances in the body mentioned in the input. Although there might be several correct answers, you need to write one of them.

[EX Q]:  Therefore , when CoNS or Streptococcus spp . were detected by blood culture and SeptiFast analysis , the following criteria were applied to define whether these strains represented a pathogenic infection : ( 1 ) Tests were performed at least twice within 48 hours before and after CoNS were detected by blood culture or SeptiFast analysis ; ( 2 ) CoNS or Streptococcus spp . were detected in two different blood culture tests that were separately performed twice within 48 hours ; and , ( 3 ) CoNS or Streptococcus spp . were detected twice or more in tests that were performed three times [ 11 - 15 ] .
[EX A]: blood

[EX Q]:  Data were collected by means of a questionnaire from a convenience sample of 509 predominantly well - educated , high - income , married women in the northeastern United States during the last trimester of pregnancy .
[EX A]: sample

[EX Q]:  The adjuvant effect of PSP on OVA - specific IgE and IgG2a responses in different strains of mice Levels of serum OVA - specific IgE ( A ) and IgG2a ( B ) on day 26 after injection into one hind footpad of HBSS ( open columns ) , 10 mug OVA ( gray ) , 40 mug PSP ( hatched ) or 10 mug OVA + 40 mug PSP ( black ) in different mouse strains .
[EX A]:
serum