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Browsing Research Articles (Paraclinical Sciences) by UP Author "Karzis, Joanne"

Now showing items 1-4 of 4

In vitro antibiofilm and quorum sensing inhibition activities of selected South African plants with efficacy against bovine mastitis pathogens

Akinboye, Ayodele O.; Makhubu, Fikile N.; Karzis, Joanne; Petzer, Inge-Marie; McGaw, Lyndy Joy (Elsevier, 2024-03)

Bovine mastitis is a critical pathology in global dairy herds, causing economic losses due to decreased production and increased culling. The continuous use of conventional antibiotics has led to antimicrobial resistance ...
Proactive udder health management in South Africa and monitoring of antibiotic resistance of staphylococcus aureus in dairy herds from 2001 to 2010

Karzis, Joanne; Petzer, Inge-Marie; Donkin, Edward Francis; Naidoo, Vinny (AOSIS, 2018-05)

Antibiotic resistance of strains of Staphylococcus aureus isolated from bovine milk is of concern internationally. The objective of this study was to investigate trends of resistance of S. aureus to antibiotics administered ...
Surveillance of antibiotic resistance of maltose-negative staphylococcus aureus in South African dairy herds

Karzis, Joanne; Petzer, Inge-Marie; Donkin, Edward Francis; Naidoo, Vinny; Etter, Eric Marcel Charles (MDPI, 2020-09)

Antibiotic resistance has been reported since the 1940s in both human and veterinary medicine. Many years of monitoring milk samples in South Africa led to identification of a novel maltose-negative Staphylococcus aureus ...
Susceptibility patterns of Escherichia coli and streptococcal isolates from bovine mastitis cases to antibiotics and selected South African plant extracts with known antibacterial activities

Akinboye, Ayodele O.; Adeyemo, Rasheed Omotayo; Karzis, Joanne; Petzer, Inge-Marie; McGaw, Lyndy Joy (Elsevier, 2024-03)

Bovine mastitis, an inflammatory condition affecting the mammary glands of dairy cattle, poses a significant economic burden on the dairy industry. Staphylococcus species, Streptococcus species and Escherichia coli are ...

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Browsing Research Articles (Paraclinical Sciences) by UP Author "Karzis, Joanne"

Browsing Research Articles (Paraclinical Sciences) by UP Author "Karzis, Joanne"

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