anaerobic gram-negative rods - sciensanohelicobacter pylori curved gram-negative rods in a biopsy...
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Anaerobic Gram-negative rods
In direct smears and in culture
Bacteroides fragilis Pleomorphic relatively small Gram-negative rods from
a culture on blood agar (Gram stain).
Bacteroides fragilis Pleomorphic relatively small Gram-negative rods from
a culture on blood agar (Gram stain).
Bacteroides fragilis Gram-negative rods in pus from an anaerobic abcess
(Gram stain).
Campylobacter fetus Comma-shaped bacteria in a blood culture, forming
short chains (Gram stain).
Campylobacter fetus Comma-shaped bacteria in a blood culture, forming
short chains (Gram stain).
Campylobacter jejuni Very small comma-shaped bacteria in faeces, forming
short chains (Gram stain).
Campylobacter jejuni Very small comma-shaped micro-aerophilic bacteria
from a faeces culture, sometimes forming short chains (Gram stain).
Campylobacter jejuni Small comma-shaped micro-aerophilic bacteria from a
faeces culture (Gram stain).
Campylobacter upsaliensis In culture forming short chains these micro-aerophilic
bacteria resemble spirochaetes (Gram stain).
Fusobacterium necrophorum (Previously: Sphaerophorus fundiliformis). Pleomor-
phic Gram-negative rods with typical swellings in culture (Gram stain).
Fusobacterium nucleatum Slender long Gram-negative rods from a culture on
blood agar (Gram stain).
Helicobacter pylori Curved Gram-negative rods in a biopsy from the
stomach (Silver nitrate stain).
Leptotrichia buccalis Huge tapered bacilli from a culture on blood agar
(Gram stain).
Mobiluncus curtisii The smallest of the two Mobiluncus spp. with typical
claw-like Gram-negative curved rods, here from a culture (Gram stain).
Mobiluncus mulieris The largest of the two Mobiluncus spp. shows typical
Gram-negative curved rods, here from a cervical swab (Gram stain).