Bacteriology research
Tests offered
- Aerobic culture
- Anaerobic culture
- Antibiotic susceptibility (each)
- Antibiotic susceptibility, MIC
- Blood culture
- Campylobacter sp. culture
- Clostridium perfringens culture
- Clostridium perfringens toxin typing PCR
- Fungal culture
- Gram stain
- Environmental culture
- Leptospira sp. PCR
- MALDI-TOF
- Microbial sequencing including bacterial, viral and fungal
- Mastitis culture Quarter/composite aerobic sample
- Mastitis Herd survey (>8 cows, all 4 quarters per cow)
- Mastitis Mycoplasma
- Mastitis Mycoplasma 10 samples/pool
- Bulk tank milk analysis
- Bulk tank milk analysis (quant. culture) with Mycoplasma
- Mastitis Species ID from plates slants/isolates
- Mycoplasma sp. culture
- Mycoplasma PCR (species, MG, MS, bovis, hyopneumoniae)
- Quantitative bacterial culture
- Salmonella cultures
- Salmonella enteriditis (SE) PCR
- Salmonella serotyping
- Salmonella serogrouping
- Special stains
- Water analysis for coliforms
Penn State no longer performs the anitibiotic residue testing
Section Supervisor
Laboratory Technicians
More Information
Animal Diagnostic Laboratory
Hours: Monday - Friday, 8 a.m. - 5 p.m. After-hours submission available daily.
- Email adlhelp@psu.edu
- Office 814-863-0837
- Fax 814-865-3907
2025 Holiday Hours
- Memorial Day: May 26, Closed
- Juneteenth: June 19, Closed
- Independence Day: July 4, Closed
- Labor Day: September 1, Closed
- Thanksgiving Holiday: November 27-28, Closed
- Christmas Eve: December 24, Open 8 a.m. - 12:00 p.m.
- Christmas Day: December 25, Closed
- Holiday Break: December 26, 29-31, Open 8 a.m. - 12:00 p.m.
- New Year's Day: January 1, 2026, Closed
- Friday, January 2, 2026, Open 8 a.m. - 12:00 p.m.
Animal Diagnostic Laboratory
Hours: Monday - Friday, 8 a.m. - 5 p.m. After-hours submission available daily.
- Email adlhelp@psu.edu
- Office 814-863-0837
- Fax 814-865-3907
2025 Holiday Hours
- Memorial Day: May 26, Closed
- Juneteenth: June 19, Closed
- Independence Day: July 4, Closed
- Labor Day: September 1, Closed
- Thanksgiving Holiday: November 27-28, Closed
- Christmas Eve: December 24, Open 8 a.m. - 12:00 p.m.
- Christmas Day: December 25, Closed
- Holiday Break: December 26, 29-31, Open 8 a.m. - 12:00 p.m.
- New Year's Day: January 1, 2026, Closed
- Friday, January 2, 2026, Open 8 a.m. - 12:00 p.m.
