| (B) the use of protease-resistant protein analysis methods
including but not limited to live or dead animal for which a given method
has been approved by the Administrator and TAHC on that tissue; or,
(C) bioassay (inoculation of laboratory animals for the diagnosis
of infection); or,
(D) scrapie associated fibrils (SAF) detected by electron microscopy;
or,
(E) any other test method approved by the Administrator in
accordance with 9 CFR 54.10.
(49) Sheep--Animals of the genus
Ovis.
(50) Slaughter Channels--Animals in slaughter channels include
any animal that is sold, transferred, or moved either:
(A) Directly to a slaughter facility; or,
(B) To an individual for custom slaughter; or,
(C) For feeding for the express purpose of improving the animals'
condition for movement to slaughter.
(51) Source Flock--A flock in which a TAHC or APHIS representative
has determined that at least one animal was born that was diagnosed as a scrapie-positive
animal at the age of 72 months or less. The determination that an animal was
born in a flock must be based on either:
(A) the presence of official identification on the animal that
is traceable to the flock; or,
(B) the presence of other identification on the animal that
is listed on the bill of sale; or,
(C) registry records showing that the scrapie-positive animal
originated from the flock
(52) State -Texas, or any of the 50 States, the District of
Columbia, the Northern Mariana Island, Puerto Rico, and all territories or
possessions of the United States.
(53) State Representative--An individual employed in animal
health activities by the TAHC, or that is authorized by the State of Texas
to perform functions related to the Program.
(54) Suspect Animal:
(A) An animal exhibiting clinical signs of scrapie and that
has been determined to be suspicious for scrapie by an accredited veterinarian
or a State or APHIS representative:
(i) weight loss despite retention of appetite
(ii) behavioral abnormalities
(iii) pruritis (excessive itching)
(iv) wool pulling
(v) biting at legs or flanks
(vi) lip smacking
(vii) motor abnormalities such as incoordination:
(I) high-stepping gait of forelimbs,
(II) bunny hop movement of rear legs,
(III) swaying of back end.
(viii) increased sensitivity to noise and sudden movement
(ix) tremors
(x) head pressing
(B) An animal that has tested positive for scrapie or for the
prion protein associated with scrapie on the live animal screening test, or
any other test, unless the animal is designated as a scrapie-positive animal.
(C) An animal that has had a suspicious or inconclusive test
result on an official live-animal test for scrapie.
(55) Terminal Feedlot:
(A) A dry lot approved by a State or APHIS representative or
an accredited veterinarian authorized to perform this function where the animals
are separated from all other animals by at least 30 feet at all times or are
separated by a solid wall through, over, or under which fluids cannot pass
and contact cannot occur and from which animals are moved only to another
terminal feedlot or to slaughter; or,
(B) A pasture approved by a State or APHIS representative or
an accredited veterinarian in which only non-pregnant animals are permitted,
where there is no direct fence-to-fence contact with another flock, and from
which animals are moved only to another terminal feedlot or directly to slaughter.
(56) TAHC--Texas Animal Health Commission, or representatives
thereof.
(57) USDA--United States Department of Agriculture, APHIS,
ARS, or representatives thereof
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