Some strains can cause gastroenteritis. Similar to E.coli, this group also represents members of the family Enterobacteriaceae . They are facultative anaerobic and, therefore, inhabit the human colon freely. They very seldom cause enteritis. Candida albicans is a normal member of the gastrointestinal tract, and in normal individuals, does not produce disease.
Growth is suppressed by other microbiota.
If the other microflora are disturbed, eg by antibiotics or stress, Candida can rapidly multiply and produce candidiasis. A number of parasites are commonly detected in stool samples representing a significant GIT dysbiosis. These organisms include Entamoeba histolytica Giardia lamblia Reference material and further Reading Dubos R, Schaedler RW, Costello R, Hoet P. Indigenous, normal, and autochthonous flora of the gastrointestinal tract. WeinsteinL. Studies of the intestinal microflora. I. Efects of dit, age and periodic sampling on numbers of faecal microorganisms in man.