Search results for “toxicology”.
In late March, the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) diagnosed senna toxicosis in two separate goat herds, from west and central Texas. In the first case, a 2-month-old goat kid was found suddenly dead along with one other goat kid. A third surviving kid was reported to be clinically ill. Histologically, the heart…
Referral tests are not performed at TVMDL; a processing and shipping fee will apply. Mycotoxin screen by liquid chromatography- tandem mass spectrometry (LC/MS/MS). This screen is for corn, grains, silage, forage, hay, DDGs, soybean meal, dry pet food, and TMR. Mycotoxins tested: Aflatoxin B1, B2, G1 and G2, T-2 toxin, Ochratoxin A, and Sterigmatocystin at…
Recently, seventeen cows died within twenty-four hours after consuming new hay. All of the cows died within 100 yards of the hay. A sample of the hay, along with tissue samples and ocular fluid from one of the cows were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for testing. Toxic levels of…
Measurement of nitrates and nitrites in fluids by colorimetric analysis.
A producer reported a sudden death loss of six head of cattle. Two of the animals were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for necropsy to determine the cause of sudden death. Upon arrival at TVMDL, the owner indicated there had been a history of pneumonia and some of the animals…
Detection and identification of a variety of chemicals including organophosphates, organochlorines, carbamates, industrial pollutants, polycyclic aromatics, aliphatic hydrocarbons, miscellaneous pesticides, some natural products and some drugs using gas chromatography – mass spectrometry (GC/MS). Samples are screened using multiple instrument libraries containing mass spectra for thousands of compounds. Positive identification of a suspect sample is made…
Detection of petroleum hydrocarbons by gas chromatography/mass spectrometry.
Measurement of pH levels in rumen.
Identification of both toxic and non-toxic plants.
Referral tests are not performed at TVMDL; a processing and shipping fee will apply. Measurement of the total protein content a hay or forage sample.