Mycoplasma

Mycoplasma are niche in vertebrate host is _________(fav part) of different body sites

mucosal surface

Covering of mycoplasmas with host antigens due to intimate association with host cel

Capping

mycoplasmal__________ becomes incorporated onto surface of host cell.

protein antigen

Plasticity is due to lack of _______?

cell wall

Basic shape is cocci, filamentous forms_________?

transient

Ability to change shape due to presence of contractile protein callled?

 actin

Mycoplasma has unique movement called?

gliding motility

True or false?

Neutral stain was used to for mycoplasma

True

True or false

Mycoplasma membrane has bilaminar layer?

False, trilaminar

Some of the Species has specialized tip structures called?

polar bleb

_____________ regulates membrane fluidity during changes in growth and temperature and necessary ingredient for membrane synthesis

Cholesterol

Mycoplasma require _______ or ______for growth?

cholesterol and sterols

Mycoplasma are? Anaerobic/Facultative aerobic/aerobic?

Anaerobic

Typical colony minute with___________ appearance

Fried egg

It is a  degradation source of energy for non-fermentative strains.

Arginine

Ureaplasma and Mycoplasma are sensitive to_______?

digitonin

True or false

Mycoplasma cannot synthesize purine and pyrimidine bases

False

In cattle mycoplasma founds as commensals of bovine __________?

mucous membranes

In cattle mycoplasma founds as pathogens of _______________, _____________, _______and ________

Respiratory tract, ocular, mammary and urogenital tissues

 Contagious bovine pleuropneumonia (CBPP) is caused by?

M. mycoides subsp. mycoid

The colonies in mycoplasma are based in what?

Size (small and large)

What are the antigens present in Mycoplasma?

Capsular galactan and membrane proteins

In cattle, mycoplasma can transmitted thru ___________, _________ and shed in _________?

inhalation, placenta, and urine

In cattle, mycoplasma Natural disease spread slowly or fast?

spread slowly

In cattle, mycoplasma has abilities for pleural cavity to contains great amounts of how many liters?

15 to 20 liters

In cattle, mycoplasma has abilities deposit of ___________ in lung

fibrin

A species that can hydrolyzes arginine, common commensal of mucosal surface of ruminants

M. arginini

A species that is on genital tract of heifers and seminal fluid of bulls (commensal of genital tract)

M. bovigenitalium

A species that is parasitic commensal of bovine respiratory tract

M. bovirhinis

M. hyopneumoniae in swine can caused(EPP)?

Enzootic pneumonia in pigs

M. hyopneumoniae can live only in __________of____ survives only briefly in external environment

respiratory tract and pigs

M. hyopneumoniae adhere to bronchial and bronchiolar epithelial surfaces of lungs causing _________?

ciliostasis

What are the species of Mycoplasma in Swine?

M. hyopneumoniae, M. hyorhinis, M. hyosynoviae

It cause of chronic respiratory disease (CRD) in chickens, turkeys, pheasant, pigeon, partridge

M. gallisepticum

Which species has Polar bleb?

M. Gallisepticum and M. Mycoides