College Station and Canyon labs will be closed Thursday, November 28. Center and Gonzales labs will be closed Thursday, November 28 and Friday, November 29. Please ship samples with these hours in mind.
Typing of Clostridium perfringens isolates (A, B, C, D, or E) by identifying toxin genes (alpha, cpa; beta, cpb, epsilon, etx; iota, ia) as well as genes for beta 2 toxin (cpb2) and enterotoxin (cpe) by real time PCR.
Measurement of cobalt by inductively-coupled plasma/mass spectrometry. A $10.75 sample preparation fee will be added to tissue and feed specimens.
Specimen
One or more of the following:
1 mL serum or plasma
5 g fresh liver
50 mg fresh liver biopsy (at least 3 Tru-Cut samples, no fluid added)
500 g feed
For birds, 0.3 mL serum or plasma is adequate.
Blood, serum, and urine samples are tested on Mondays, Wednesdays, and Thursdays with a turnaround time of 7 days. Tissue and feed samples are tested on Mondays and Thursdays with a turnaround time of 10 days.
Measurement of copper by inductively-coupled plasma/mass spectrometry. A $10.75 sample preparation fee will be added to tissue and feed specimens.
Specimen
One or more of the following:
1 mL serum or plasma
5 g fresh liver
50 mg fresh liver biopsy (at least 3 Tru-Cut samples, no fluid added)
3 mL urine
500 g feed
For birds, 0.3 mL serum or plasma is adequate.
For ruminants and camelids, 5 g fresh kidney is required.
Blood, serum, and urine samples are tested on Mondays, Wednesdays, and Thursdays with a turnaround time of 7 days. Tissue and feed samples are tested on Mondays and Thursdays with a turnaround time of 10 days.
Detection of antibodies to Coxiella burnetii Phases I and II, the causative agent of Q fever, in serum via indirect fluorescent antibody; tested at 1:64, 1:128, 1:256, 1:512, 1:1024, and 1:2048 dilutions.