cud

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cud

(kŭd)
n.
Food regurgitated from the first stomach to the mouth of a ruminant and chewed again.

carnitine deficiency, systemic primary

An autosomal recessive disorder (OMIM:212140) of fatty acid oxidation caused by defective carnitine transport. Patients present in infancy with hypoketotic hypoglycaemia and acute metabolic decompensation, or later in life with skeletal myopathy or cardiomyopathy. 

Molecular pathology
Caused by defects in SLC22A5, which encodes a protein that is both an organic cation transporter and a high-affinity carnitine transporter.

cud

the food from the first stomach of a ruminate which, after being mixed with bacteria in the rumen, is regurgitated into the mouth and rechewed.

cud

the bolus regurgitated by ruminants. It contains fiber, other food particles, rumen liquor and flora.

cud chewing
after regurgitation, chewing on the remains of the regurgitus.
cud dropping
a usually temporary condition in the cow in which each regurgitated bolus is rejected to the exterior. There is no other abnormality.
losing the cud
the cow that has 'lost her cud' is not ruminating. This is a nonspecific sign of illness.
cud transfer
a therapeutic practice of collecting fresh ruminal contents, from the mouth of a ruminating cow or by stomach tube from a rumen or from a freshly killed normal animal, and administering an infusion of it to a cow with ruminal stasis. The objective is to repopulate the recipient rumen with viable, normal ruminal flora.
References in periodicals archive ?
The hogs may now have some competition from the cud-chewing dairy cattle of New England and New York who are set to contribute to power generation with their bodily byproducts.
On the following day, the number of cud-chewing and the time spent in the rumination of each ruminal cake were undertaken by digital chronometer.
He comes from behind the cows" finds the performer striding cautiously through a field of cud-chewing cows.
These cud-chewing ungulates are equipped with a three-chambered stomach and two-toed feet complete with toenails and a tough, leathery sole-pad.
To this day, the merest thought of the South American, cud-chewing member of the camel family is a welcome reminder of the Ogden Nash poem-ette:
One way to curb the disease might be to exclude cud-chewing animals - E.
When news of mad cow disease first began to break, Britons were shocked to discover that their cud-chewing, or ruminant, cattle were being fed animal parts.
coli O157:H7 occurs naturally in many cud-chewing animals and can be contracted by people through contact with their feces, usually in contaminated ground beef or water.
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