scholarly journals Determination of frequency, multiple antibiotic resistance index and resistotype of Salmonella spp. in chicken meat collected from southeast of Iran

Author(s):  
Reza Mir ◽  
Saeed Salari ◽  
Mohsen Najimi ◽  
Ahmad Rashki
2021 ◽  
Vol 5 (1) ◽  
pp. 19-26
Author(s):  
Bidyut Matubber ◽  
Farzana Islam Rume ◽  
Mohammad Enamul Hoque Kayesh ◽  
Mohammad Mahfuzur Rahman ◽  
Mohammad Rohul Amin ◽  
...  

The presence of antibiotic residue in chicken and animal meats is a serious threat to human health due to its harmful effects. This study aimed at identifying the antibiotic resistance patterns of the isolates as well as antibiotic residues in chicken, cattle, buffalo and goat meats in different southern districts of Bangladesh. A total of 205 meat samples, including 70 chicken meat, 60 cattle meat, 50 buffalo meat and 25 goat meat were aseptically collected and analysed for the detection of antibiotic residues by thin layer chromatography and the isolates obtained from these samples were subjected to antibiogram study against 16 commonly used antibiotics. The isolates found in this study were Staphylococcus spp., Streptococcus spp., Escherichia coli, and Salmonella spp. and their prevalence were 37.5% (77/205), 22.1% (48/205), 29.7% (61/205), 8.7% (19/205), respectively. The isolates showed different degrees of sensitivity to the antibiotics used in the study. The most resistant phenotype was against cefradine, amoxicillin, penicillin, oxytetracycline, erythromycin, and enrofloxacin. 18.5% (38/205) meat samples were found to be positive for antibiotic residues and the highest prevalence was observed in chicken meat compared to other meat types. Overall, the findings of the study suggest that it is important to take controlling measures for the emergence of antibiotic resistance and also for ensuring healthy meats for human consumption. Asian Australas. J. Food Saf. Secur. 2021, 5 (1), 19-26


2015 ◽  
Vol 18 (4) ◽  
pp. 85-94
Author(s):  
Hoang Van Minh Nguyen ◽  
Vinh Thanh Nguyen ◽  
James Ian Campbell ◽  
Stephen Baker ◽  
Tu Canh Nguyen ◽  
...  

This study is to survey the prevalence and antibiotic resistance pattern of Salmonella spp. isolated from the farms at Dak Lak province, Viet Nam. 139 farms including 5 civet farms, 14 pig farms and 120 duck farms were sampled and analyzed. The results showed that many samples collected from 120 duck farms,14 pig farms and 5 civet farms were positive positive for Salmonella spp. Four serogroups of Salmonella species were demonstrated, Salmonella group B (25 strains), Salmonella group non-typable (13 strains), Salmonella group D (8 strains) and Salmonella group C (2 strains). There were 50 % of Salmonella strains resisting to at least one antibiotic, 75 % of the strains expressing multiple antibiotic resistance. In particular, 3 strains Salmonella secreted to ESBL (Extented-spectrum- beta lactamse).


Author(s):  
Adam Mustapha ◽  
Mustafa Alhaji Isa ◽  
Ibrahim Yusuf Ngoshe ◽  
Hashidu Bala

Aim: Prevalence of multidrug resistant bacteria on apparently health animals has turned antibiotic resistance to multifaceted process and threatens global food security and public health. The aim of the present study was to investigate the resistance profile of isolates from apparently healthy cattle in Maiduguri, Nigeria. Methodology: A total of 120 nasal swab samples were collected from cattle. Colony identification was according to the guidelines of Bergey’s Manual of Determinative Bacteriology. The susceptibility pattern of the isolates was conducted on the identified isolates according to the Modified Kirby-Baur disc diffusion method on Muller-Hilton agar and interpreted according to the procedures of Clinical Laboratory Standards Institute (CLSI, 2018) guidelines. Multiple Antibiotic Resistance Index (MARI) was calculated using the formula, MARI=a/b where “a” is the number of antibiotic resisted and “b” is the total number of antibiotic used in the study. Results: Of the total samples (120) from cattle 96 (80%) detected the following isolates; E. coli was the most commonly recovered isolates (33, 34.4%), followed by Klebsiella spp (28, 29.2%), Salmonella spp (21, 21.9%) and Pseudomonas aeruginosa (14, 14.5%). In this study, all the recovered isolates were found to be multidrug resistant gram negative bacteria, with highest resistance was shown by Salmonella spp. The high MARI observed in all the isolates in this study ranging from 0.7 to 0.9. MARI value of 0.2 > is suggests multiple antibiotic resistant bacteria and indicate presence of highly resistant bacteria. Conclusion: The study indicates highly resistant bacteria are carried by healthy food animals. Thus, there is need for continued monitoring of antibiotics use in animal husbandry to prevent further spread of resistance in Maiduguri, Nigeria.


2011 ◽  
Vol 74 (2) ◽  
pp. 270-273 ◽  
Author(s):  
ERIKO IWABUCHI ◽  
SHIORI YAMAMOTO ◽  
YASUHISA ENDO ◽  
TAMEICHI OCHIAI ◽  
KATSUYA HIRAI

We investigated the prevalence of Salmonella in chicken meat from northern, central, and southern Japan. Between 2006 and 2008, 821 samples from these three regions were collected and examined. Salmonella isolates were detected in 164 (20.0%) of these samples, with 15 (10.0%) of 150, 113 (27.5%) of 411, and 36 (13.8%) of 260 recovered from the northern, central, and southern regions, respectively. We recovered 452 Salmonella isolates. From the isolates, 27 serovars were identified; the predominant serovars isolated were Salmonella Infantis (n = 81), Salmonella Kalamu (n = 56), and Salmonella Schwarzengrund (n = 43). Of the 452 isolates, 443 (98.0%) were resistant to one or more antibiotics, and 221 (48.9%) showed multiple-antibiotic resistance, thereby implying that multiple-antibiotic resistant Salmonella organisms are widespread in chicken meat in Japan. Resistance to oxytetracycline was most common (72.6%), followed by dihydrostreptomycin (69.2%) and bicozamycin (49.1%). This study, the first to report Salmonella prevalence in chicken meat throughout Japan, could provide valuable data for monitoring and controlling Salmonella infection in the future.


2020 ◽  
Author(s):  
Yuvaneswary Veloo ◽  
Syahidiah Syed Abu Thahir ◽  
Rafiza Shaharudin ◽  
Sakshaleni Rajendiran ◽  
Lim Kuang Hock ◽  
...  

Abstract Background The occurrence and spread of antibiotic-resistant bacteria (ARB) due to the high demand in poultry industries are of great public health concern. Indiscriminate and abusive use of various antibiotics on a large scale causes antibiotic resistance (AMR) in animal-associated bacteria that may be pathogenic to humans. These bacteria are widely disseminated in the environment via animal waste. This study was therefore designed to assess the prevalence of multiple antibiotic resistance (MAR) among the environmental bacteria in poultry farms and to determine the risk contamination category of poultry by calculating the multiple antibiotic resistance index (MARI). Results More than half (58.2%) of the 511 total bacteria had MAR, and a number of bacteria were resistant to cefazolin (86.8%), fusidic acid (84.6%), ampicillin (79.3%), clindamycin (65.5%) and erythromycin (63.7%). These antibiotics are listed under the WHO’s criteria of critically and highly important antibiotics in human medicine. In this study, 39.53% of the MARI values, which indicate the contamination level in the environment, indicated a high risk, while 14.48% were ambiguous. Conclusion These results therefore have shown that MAR is present not only among humans and animals but also in environmental bacteria. The high prevalence of MAR and the MARI values, together with the resistance patterns of each bacterium, indicate various effects, including possible occupational risks among workers. This study provides an introduction to the AMR of bacteria in the environment. Further studies are needed to observe the horizontal transfer of the resistance gene and the overall mobile genetic elements in environmental bacteria.


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