Summary of characteristics of bacteria-table

Bacteria Morphology Culture
characteristics
Neisseria
Gonorrhoeae
(Gram
negative)
Sexually
transmitted
disease
Shape: Ovalshape
Size: 0.6 to
0.8microns
Arrangement:
In pair
T: 35 C to 36 C
O 2: 5% to 10%
PH:7.2 to 7.6
Media:
chocolate agar
Biochemical
reactions
*Ferment sugar
*catalase and
oxidase
position
Antigenic
structure
*Capsule
outer
membrane
proteins and
polysaccharide
s
Toxins
_______
Pathogenesis/spec
trum of disease
*Gonorrhea
It is Veneral disease
(STD)
Other if only
mentioned in the
syllabus
Chlamydia
(Gram negative)
(PLT)
Sexually
transmitted
disease
Elementary
Body (ER):
200-300 nm
Reticulate
body (RB):
500-1000 nm
*Grow inside
cell
(interocular)
*Human
parasite
human,
Animal, birds
______ ________ *Differ from
viruses:
- They possess
both DNA,
RNA
-They have
cell wall,
ribosomes
-They
replicate by
binary fission
-They are
susceptible(se
nsitive) to
bacterial
antibiotics
_____
C. trachomatis
Causes ocular and
genital infection
1-Ocular infection
*Trachoma
*Inclusion
conjunctivitis
*Ophthalmia
neonatorum
2-Genital infection
*Urogenital
syndrome
*Lymphogranuloma
venereum
3. Respiratory
disorder
Pneumonia