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Toxicology Sampling

 

Toxicant (test)
Specimen
Quantity
Preservation
Comments
Aflatoxin
Kidney
Feedstuffs
50 g
200 g
Frozen
4-aminopyridine
Bait, ingesta
50 g
Frozen
see alkaloid screen
Anticoagulants
Bait, feed, or liver
Blood
50 g
10 ml
Frozen
Barbiturates
Ingesta
Liver
Urine
50 g
50 g
20 ml
Frozen
Frozen
Frozen
1080
Ingesta
Kidney
50 g
50 g
Frozen
Frozen
Arsenic
Bait, feed, kidney or liver
50 g
Frozen
see Tox Element screen
Carbamates
Ingesta, bait
50 g
Frozen
see Cholinesterase
Cholinesterase
Blood
Brain
5 ml
10 g
Frozen
Frozen
Chlorinated hydrocarbons
Brain, liver, kidney
50 g
Frozen
Cobalt
Blood
5 ml
Frozen
Copper
Liver, kidney
Serum
50 g
5 ml
Frozen
Frozen
see Tox/Trace Element screens
Cyanide
Forage, rumen
50 g
Frozen, airtight container
Delphinium alkaloids
Rumen
50 g
Frozen
Ethylene glycol
Bait, kidney
Urine
50 g
20 ml
Frozen
Frozen
also fixed kidney for histopath
Glutathione peroxidase
Blood
5 ml
Iced
Ionophores (monensin, etc.)
Feedstuffs
200 g
Dry
Lead
Blood
Lead, kidney
Environmental samples
5 ml
50 g
call
Iced
Frozen
call
Magnesium
Serum, aqueous humor
1 ml
Frozen
Mercury
Blood, urine
Kidney
10 ml
50 g
Frozen
Frozen
Mycotoxins (aflatoxin, ochratoxin, T-2, DAS, citrinin, vomitoxin, zearalenone)
Feed
50 g
Dry
Larger samples are better
Nitrate
Forage
Aqueous humor
Serum
Water
200 g
1 ml
1 ml
20 ml
Dry
Frozen
Frozen, NaF
Frozen, NaF
 
Preferable
Organophosphates
Liver, ingesta, bait
50 g
Frozen
see also Cholinesterase
Paraquat
Liver, lung, kidney
Urine
Bait
50 g
10 ml
50 g
Frozen
Frozen
Frozen
Salt (Na+ ion)
Brain
CSF, Aqueous humor
Feedstuffs
50 g
1 ml
200 g
Frozen
Frozen
Dry
Selenium
Blood
Liver
Hair
Feedstuffs
5 ml
50 g
50 g
200 g
Iced
Frozen
Dry
Dry
Strychnine
Urine
Liver, ingesta, bait
20 ml
50 g
Frozen
Frozen
see alkaloid screen
Toxic Element Screen (As, Ba, Bi, Cd, Co, Cr, Cu, Fe, Hg, Mg, Mn, Ni, Mo, Pb, Se, Tl, V, Zn)
Liver, forage
Serum
50 g
5 ml
Frozen
Frozen
Trace Element Screen (Cu, Fe, Mo, Mn, Zn)
Liver, forage
Serum
50 g
5 ml
Frozen
Frozen
Vitamin A
Liver
50 g
Frozen
Vitamin A&E
Serum
5 ml
Frozen
Vitamin E
Liver
50 g
Frozen
Zinc Phosphide
Ingesta, bait
50 g
Frozen
Essential that sample be frozen immediately in airtight container.

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Wyoming State Veterinary Laboratory

1174 Snowy Range Rd

Laramie, WY 82070

Phone: 307-766-9925

Toll Free: 1-800-442-8331

Fax: 307-721-2051

Email: vetrec@uwyo.edu

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