agar
agent
ailment
analysis
bacteria
bacterial
bacteriological
bacterium
causative
cell
chlamydia
clinic
coli
colony
culture
disease
dish
germ
gonococcus
graft
gram
gramnegative
healthcare
helicobacter
illness
infectious
inoculation
instrument
laboratory
medical
medicine
meningococcus
micro
microbiology
negative
organism
pathogen
petri
professional
research
science
sickness
spirochaete
spirochete
swab
test
tube