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Milk from before antibiotic era were resistant to antibiotic tetracycline

The researchers started with 50 samples collected from 1941 to 1947, and they found that the samples contained seven different Streptococcus species, including two subspecies of S. dysgalactiae. Interestingly, the researchers found some of the samples were resistant to the antibiotic tetracycline and did not carry antibiotic resistance genes typically seen in today s antibiotic-resistant bacterial strains. Since these samples were collected prior to the antibiotic era, the results add to a growing body of literature showing that antibiotic resistance occurred naturally before humans discovered and began to use antibiotics. ....

New Jersey , United States , Soult Ukpyolsi , South Korea , New York , Republic Of Korea , Jillian Baron , Dong Hun Lee , Zeinab Helal , Ji Yeon Hyeon , Patricia Arceta , Department Of Public Health , Research Associate Dr , Konkuk University , College Of Veterinary Medicine , Veterinary Medicine , Public Health ,

Dog Tests Positive for SARS-CoV-2, UConn Surveillance Finds


Date Time
Dog Tests Positive for SARS-CoV-2, UConn Surveillance Finds
Over 100 dogs and cats have tested positive in the United States; this is the first domestic animal in Connecticut to test positive
Zeinab Helal micropipettes samples the Connecticut Veterinary Medical Diagnostic Laboratory. (Peter Morenus/UConn Photo)
Since the start of the pandemic, over 100 domestic dogs and cats have tested positive for SARS-CoV-2 in the United States. The first reported detection of the virus in a dog in Connecticut has been confirmed by Connecticut Veterinary Medical Diagnostic Laboratory (CVMDL) diagnosticians as a result of their surveillance for SARS-CoV-2 in dogs and cats. The findings are documented in a pre-print article published earlier this month. ....

South Africa , United States , United Kingdom , Guillermo Risatti , Zeinab Helal , Salvatore Frasca , Dong Hun Lee , Peter Morenus Uconn , National Animal Health Laboratory Network , Department Of Pathobiology , Molecular Epidemiology Research Ga , Connecticut Veterinary Medical Diagnostic Laboratory , Connecticut Veterinary Medical Diagnostic , Veterinary Science Professor Guillermo Risatti , Professor Dong Hun Lee , Molecular Epidemiology Research , University Of Connecticut , Infectious Disease , Public Health , ஒன்றுபட்டது மாநிலங்களில் , ஒன்றுபட்டது கிஂக்டம் , சால்வடோர் ப்ரஸ்கா , டாங் ஹன் லீ , தேசிய விலங்கு ஆரோக்கியம் ஆய்வகம் வலைப்பின்னல் , கனெக்டிகட் கால்நடை மருத்துவ கண்டறியும் ஆய்வகம் , மூலக்கூறு தொற்றுநோய் ஆராய்ச்சி ,