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Wyszukujesz frazę "e. coli" wg kryterium: Wszystkie pola


Wyświetlanie 1-6 z 6
Tytuł:
Screening for ESβL producing E. coli isolated from clinical urine samples collected from different places of Kalaburagi city
Autorzy:
Ramachar, Raghavendra
Gaddad, Subhashchandra M.
Shivannavar, Channappa T.
Powiązania:
https://bibliotekanauki.pl/articles/1177430.pdf
Data publikacji:
2018
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Antibiogram
Double-disc diffusion test
ESβL
Green Metallic Sheen
Phenotypic detection
Uropathogenic E. coli
Opis:
Bacteria are capable of invading and infecting humans, leading to disease and sometimes death. Different body tissues, organs and systems are vulnerable to different organisms. This study was aimed to isolate and identify the bacteria causing Urinary Tract Infection (UTI) in different age groups and also screened for ESβL production. The mid-stream urine samples showing symptoms of urinary tract infections were collected in a wide container from different hospitals and diagnostic centres of Kalaburagi city. The isolation of uropathogen was done by semi-quantitative method of inoculating the samples on the selective and differential media such as Eosin Methylene Blue (EMB) and MacConkey (MAC) agar media respectively. The isolated pathogen was identified by conventional methods like cultural, morphological and biochemical tests. The antibiotic susceptibility test was carried out by Kirby-Bauer disc diffusion technique and ESβL production by double disk-diffusion test (DDDT) as per CLSI guidelines (2013). Out of 550 samples screened, a total of 288 bacteria were isolated of those half of them (146) were E. coli isolates and all were found to be multidrug resistant and half of them (50%) were of ESβL producers. All ESβL producing E. coli isolates were resistant to ceftazidime and exhibited higher level of resistance to Cephalothin, Erythromycin, Cotrimoxazole and Aztreonam. As ESβL producing organisms limits the available treatment options, so, the timely administration of sensitive antibiotic and avoiding antibiotic abuse will help in curing the disease without going for the costly drugs such as Carbapenems. Our study revealed that nitrofurantoin, ofloxacin and cefoxitin may be considered as drug of choice for the treatment of UTI patients. The ESβL production in uropathogens should be continuously monitored in the clinics and hospitals as to avoid the emergence of more multi drug resistance strains.
Źródło:
World Scientific News; 2018, 103; 107-118
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Detection and enumeration of Enteric bacteria associated with food handlers and surfaces of food manufacturing industry located in Hub city, Pakistan
Autorzy:
Ali, Razim
Hayat, Amir
Fatima, Madiha
Noman, Muhammad
Powiązania:
https://bibliotekanauki.pl/articles/1182928.pdf
Data publikacji:
2016
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
enterobacteriaceae
foodborne microbes
hygiene
surface contamination
food handlers
e. coli
sanitation
Opis:
Foodborne microorganisms harbor and adheres itself to the food material and surrounding surfaces for a long time and influence the food quality and consumers health. Among these microbes the presence of Enteric indicator bacteria in food premises confers the indication of entero-pathogens, i.e. E. coli, Salmonella, Shigella and Campylobacters that could cause severe systemic infections in consumers. In this study, the hygienic status of confectionery and supplementary food processing facility was evaluated. A total of 10497 examinations were performed on 3499 swab samples collected from food premises and handlers for the analysis of Enteric indicator bacteria. From swabs, 1277 (12.2%) isolates were identified in which Enterobacteriaceae were found with higher frequency 604 (47.3%) followed by Coliforms 293 (30.8%) and Escherichia coli 280 (21.9%) respectively. The mean count (CFU/cm2) was found maximum for plain surfaces (floors, walls and door), while the lowest was for equipment and machinery. Overall isolates percent prevalence was determined where Enterobacteriaceae were 47%, Coliforms 31% and Escherichia coli 22%. Majority of the floor surfaces were highly contaminated, where washing and sanitation practices were observed to be inappropriate. Worker hygiene status was lacking essential food safety and hygiene standards. In general, the Enteric bacteria were found with higher ratio, that could affect the food quality and quantity both to a greater extent with some influences on consumers health.
Źródło:
World Scientific News; 2016, 49, 2; 192-203
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Synthesis of some Novel Halogenated Platinum (II) Complexes of Active Schiff’s Base Ligand Derived from 5-Bromo Isatin and Evaluation of their Antibacterial Activity
Autorzy:
Patange, Ashok N.
Yadav, Uttam M.
Desai, Pratik A.
Singare, Pravin U.
Powiązania:
https://bibliotekanauki.pl/articles/1194025.pdf
Data publikacji:
2015
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
5-bromo Isatin
Bacillus pumilus
E. Coli
Micrococcus Lutes
Salmonella abony
Schiff’s base
Semicarbazone
Thiosemicarbazone
Opis:
This paper presents the synthesis and antibacterial studies some novel halogenated Platinum (II) complexes of active Schiff’s base ligands of the type [Pt(L1H)2]Cl2, [Pt(L2H)2]Cl2 and[Pt(L)2] derived from 5-Bromo Isatin. Where L1H= hydrazinecarbothiamide of 5-bromoindolinedione and L2H = hydrazinecarboxamide of 5-bromoindolinedione. All complexes reported here had been characterised by 1H NMR and IR spectral studies. Molar conductance studies support the 1:2 natures of these complexes. Pt (II) complexes are diamagnetic in nature and showing square planner geometry. The IR spectral data reveals that both the Schiff’s bases (L1H and L2H) behave as bidentate ligands and are co-ordinated to Pt (II) metal through the sulfur and hydrogenic nitrogen atom.all the new synthesized compounds were screened for antibacterial activity against four of the test organisms like Bacillus pumilus, Micrococcus Lutes, E. coli and Salmonella abony
Źródło:
World Scientific News; 2015, 10; 32-43
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Effect of Garlic Extract Addition on Tilapia Skin Gelatin Based Edible Coating Towards Antimicrobial Properties and Fish Meatball’s Shelf Life
Autorzy:
Reynaldi, Ahmad
Rostini, Iis
Afrianto, Eddy
Rochima, Emma
Powiązania:
https://bibliotekanauki.pl/articles/1058047.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
E. coli
Pseudomonas aeruginosa
Salmonella typhimurium
Staphyllococcus aureus
TPC
edible coating
extract
garlic
pH values
shelf life
tilapia gelatin
Opis:
The purpose of this research is to determine the best concentration and effect of garlic extract incorporated on tilapia skin gelatin-based edible coating to preserve and extend the shelf life of fish meatball at cold storage. This research was conducted from May 2018 until October 2018 on Fisheries Product Processing Laboratory of The Faculty of Fisheries and Marine Sciences, Universitas Padjadjaran. The garlic extract conducted with maceration method with ethanol 96% was performed at Organic Chemical Laboratory FMIPA Universitas Padjadjaran, and for TPC test, inhibition test of edible coating Tilapia’s fish-skin with garlic extract was conducted in Microbiology and Molecular Biotechnology Laboratory of Faculty of Fisheries and Marine Sciences Universitas Padjadjaran. The method used is experimental method with 5 treatments which is meatballs without edible coating. The addition of garlic extract was done with various concentration at 0%, 1%, 1.5%, 2%. The observations were Total Plate Count (TPC) test, inhibition zone test against Pseudomonas aeruginosa, and pH value. The results showed that the best treatment is 2% garlic extract with TPC value 1.1×105 cfu/g during 14 days of storage and concluded that it could extend the shelf life of meatball until 14 days, pH value was 7.03 and inhibition zone against P. aeruginosa was 7.01 mm. The addition of garlic extract on tilapia skin gelatin-based edible coating could extend the shelf life of fish meatballs until 14 days on cold storage.
Źródło:
World Scientific News; 2019, 134, 2; 74-85
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Novel synthesis of 3-(((E)-benzylidene)amino)-5-((Z)-3,4-dimethoxybenzylidene)-2-phenyl-3,5-dihydro-4H-imidazol-4-one derivatives as potent antimicrobial agents
Autorzy:
Manawar, Rohit B.
Parmar, Mukesh B.
Nayaka, Indresh J.
Pandit, Brinda H.
Shah, Manish K.
Powiązania:
https://bibliotekanauki.pl/articles/1066261.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
4H-imidazol-4-one
A. niger
Anti-fungal
Anti-microbial Agent
Bioactivity
C. albicans
E. coli
Elemental analysis
IR spectroscopy
Mass spectroscopy
NMR spectroscopy
P. aeruginosa
S. aureus
S. pyogenes
Opis:
Novel synthesis of 4H-imidazol-4-one derivative by reaction of (Z)-3-amino-5-(3,4 dimethoxybenzylidene)-2-phenyl-3,5-dihydro-4H-imidazol-4-one with derivative of different aromatic aldehydes and Salicyldehyde. New synthesized compound are thermally stable and neither air-nor moisture sensitive at RT. Successive library of synthesized compound characterized using IR, NMR, Elemental, Mass, and its antimicrobial activity study.
Źródło:
World Scientific News; 2019, 130; 42-70
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Cloning of a Rift Valley Fever fusion gene in a plant virus derived replicon vector
Autorzy:
Omosimua, Rebecca Oziohu
Iyappan, Gowtham
Obembe, Olawole
Ogunkanmi, Adebayo
Sathishkumar, Ramalingam
Powiązania:
https://bibliotekanauki.pl/articles/1193478.pdf
Data publikacji:
2021
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
DNA Cloning
Escherichia coli DH5α cells
PBYR2e3K2Mc-GFP
PBYR2e3K2Mc-RVFV
RVF disease
RVFV fusion gene
bean yellow dwarf derived vector
emerging disease
geminivirus vector
zoonotic disease
Opis:
Rift Valley fever (RVF) disease is an emerging viral zoonotic disease caused by Rift Valley fever virus (RVFV). RVF disease is seemingly becoming more severe in endemic populations and in areas of new outbreak. RVF disease is listed by WHO as requiring urgent research and development attention. There is no therapeutics or licensed vaccine for human use in the case of an eventual outbreak. There is a need to clone RVFV genes in cloning vectors which may be useful to produce antigens in plant cells or may be tested directly as DNA vaccines. A synthesized Rift Valley fever virus fusion gene was cloned in a bean yellow dwarf virus derived replicon vector; PBYR2e3K2Mc-GFP by removing and replacing the GFP gene. The cloned PBYR2e3K2Mc-RVFV fusion gene was confirmed by PCR, restriction digestion and DNA sequencing. This cloned RVFV fusion gene in plant virus vector can be used for subsequent protein expression in plants cells or used directly tested as DNA vaccines in future studies.
Źródło:
World Scientific News; 2021, 158; 159-172
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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