Nagappa S. Karabasanavar

ORCID: 0000-0001-7699-0918
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About
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Research Areas
  • Identification and Quantification in Food
  • Meat and Animal Product Quality
  • Salmonella and Campylobacter epidemiology
  • Food Supply Chain Traceability
  • Milk Quality and Mastitis in Dairy Cows
  • Isotope Analysis in Ecology
  • Microbial infections and disease research
  • Pesticide Residue Analysis and Safety
  • Animal Disease Management and Epidemiology
  • Biosensors and Analytical Detection
  • Viral gastroenteritis research and epidemiology
  • Probiotics and Fermented Foods
  • Molecular Biology Techniques and Applications
  • Genetic and phenotypic traits in livestock
  • Listeria monocytogenes in Food Safety
  • Genomics and Phylogenetic Studies
  • Escherichia coli research studies
  • Pesticide Exposure and Toxicity
  • Antibiotic Resistance in Bacteria
  • Advanced Chemical Sensor Technologies
  • Viral Infections and Vectors
  • Animal Diversity and Health Studies
  • Animal health and immunology
  • Animal Nutrition and Physiology
  • Cell Image Analysis Techniques

Karnataka Veterinary Animal and Fisheries Sciences University
2015-2025

Kerala Veterinary and Animal Sciences University
2024

Govind Ballabh Pant University of Agriculture and Technology
2010-2017

Indian Veterinary Research Institute
2013

Guru Angad Dev Veterinary and Animal Sciences University
2013

University of Agricultural and Horticultural Sciences
2013

Bombay Veterinary College
2011-2012

Krantisinh Nana Patil College of Veterinary Science
2011

Bos frontalis (Mithun) and grunniens (yak) are crucial to the culture, food security, economy of Southeast Asia, especially in India China, respectively. Their genetic closeness indicus (indicine cattle) taurus (taurine necessitates precise methods for meat origin authentication. This study introduces a DNA-based technique distinguish Mithun yak species using alkaline lysis (AL) protocol DNA extraction, followed by species-specific polymerase chain reaction (PCR) amplify unique mitochondrial...

10.3390/molecules30040934 article EN cc-by Molecules 2025-02-18

Abstract Salmonella continues to be a major food safety and public health threat. In the present study, enterica subsp. serotypes Enteritidis (SE) Typhimurium (ST) were isolated from poultry characterized for virulence, antimicrobial susceptibility, biofilm formation. Prevalence of in was 3.35%; predominant S . (68.1%) (31.8%). Source‐wise, retail market chicken meat (4.8%), live at farm (2.5%), table eggs (2.1%). isolates produced inv A gene 284 bp (100%), spv R 310 (77.27%), C 571...

10.1111/jfs.12852 article EN Journal of Food Safety 2020-08-26

Abstract The present study aimed to determine carcass characteristics, meat quality, nutrient profiles, and sensory characteristics of Mithun meat. Sixteen were selected divided into four groups, MM‐4 (male; n = 4; <4 years age), MM‐47 4–7 MF‐4 (female; MF‐47 age). Carcass showed that adult males (MM‐47) have significantly higher ( P < 0.05) live weight, meat‐to‐bone ratio. Fat (%) was 0.05), deboned lower in MF‐47, while marginal differences observed bone (%), dressing percentage,...

10.1111/asj.13942 article EN Animal Science Journal 2024-01-01

A highly species-specific polymerase chain reaction (PCR) assay was developed for the authentic identification of goat. product 436 bp amplified using newly designed primers against mitochondrial D-loop region. The possibility cross-amplification ruled out by considering as many 25 other animal species. Suitability goat PCR confirmed in raw, cooked (60, 80 and 100C 30 min) micro-oven-processed meat samples (n = 20 each). sensitivity 0.1% established detection adulteration limit DNA 0.1 pg....

10.1111/j.1745-4557.2011.00376.x article EN Journal of Food Quality 2011-03-21

A species-specific polymerase chain reaction (PCR) was developed for the identification of beef that is cattle (Bos indicus) meat by targeting mitochondrial D-loop region. pair beef-specific primers designed to amplify conserved region and possibility cross-amplification ruled taking into account other species comprising mammals, birds, rodents fish. The amplified PCR product 381 bp evident in raw (n = 20), cooked (60, 80 100°C), autoclaved (121°C) micro-oven processed samples. Sensitivity...

10.1080/10942912.2017.1369103 article EN International Journal of Food Properties 2017-12-28

Abstract India is the largest producer and exporter of buffalo ( Bubalus bubalis ) meat in world. But there are restrictions on slaughter cattle Bos indicus/Bos taurus export beef (cattle meat) from country. This led to incidences misrepresentation other low cost as during hence necessitates reliable techniques for species authentication meat. Tests need be rapid ensure that consignments not held a long time while samples being authenticated. In present study, assay was developed by...

10.1111/jfs.12955 article EN Journal of Food Safety 2021-11-30

1. Escherichia coli is one of the most common facultative anaerobic species present in gastrointestinal tract animals and human beings. Usually they occur as commensals, but some serotypes can cause significant illnesses humans well mammals birds. 2. The occurrence E. different categories table eggs collected from markets was evaluated. Isolates were analysed for presence virulence genes, antibiotic susceptibility pattern efficacy peracetic acid chlorine purpose decontaminating eggs. 3....

10.1080/00071668.2017.1373387 article EN British Poultry Science 2017-09-07

Small ruminants (sheep and goat) immensely contribute to the Indian meat food basket; yet regional preference for either sheep or goat varies. Owing differences in market prices, these two closely resembling species meats are often misrepresented interchangeably. Prevention of such fraudulent practices requires authentic sensitive speciation tools. A novel mitochondrial D-loop based species-specific polymerase chain reaction (PCR) technique was developed precise detection origin meats....

10.56093/ijans.v86i10.62426 article EN cc-by-nc-sa The Indian Journal of Animal Sciences 2016-10-19

Endosulphan residues were determined in milk samples collected from various locations of plains Uttarakhand covering T arai and K umaon regions. Residues extracted by liquid–liquid partition followed clean‐up alumina column chromatography. High‐performance liquid chromatography ( HPLC ) was used for the detection quantification residues. Of total 170 different species, 1.17% showed endosulphan‐alpha; 2.35% endosulphan β 4.7% endosulphan‐sulphate with mean residual concentrations 0.244, 0.566...

10.1111/1471-0307.12007 article EN International Journal of Dairy Technology 2012-11-02

Autosomal microsatellite markers allow estimation of expected heterozygosity and allele frequencies which may reveal the effects genetic isolation, inbreeding, introgression subdivision within livestock breeds. In present study, 7 buffalo breeds (Bhadawari, Jaffrabadi, Murrah, Mehsana, Nagpuri, Pandharpuri Surti) were studied using a panel eight selected based on polymorphic information content (PIC) for (Bubalus bubalis) species as per guidelines Food Agricultural Organization. Frequency...

10.56093/ijans.v87i6.71169 article EN cc-by-nc-sa The Indian Journal of Animal Sciences 2017-06-21
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