4/5/2014 · Uncontrolled and excessive use of antibiotics by human and animals results an increase in antibiotic resistance and cause the spread of resistance genes in environmental samples such as hospital waste water .
Antibiotic and metal resistance among hospital and outdoor and soil-related samples (14%) showed resistance to up to 5 antibiotics (Fig. 1B). Resistance to ticarcillin and ticarcillin a two-component system involved in heavy metal and carbapenem resistance in Pseudomonas aeruginosa. J. Biol. Chem., 279 (2004), pp. 8761-8768.
Wastewater as a point source of antibiotic-resistance genes in the sediment of a freshwater lake Co-selection of antibiotic and metal resistance. increased bacterial antibiotic resistance
Canadian Journal of Microbiology, 2015, 61(6): 429-435, and a positive correlation was observed between antibiotic and metal resistance for all the isolates tested. The resistant organisms thus observed might influence the organic and inorganic cycles in the Arctic and affect the ecosystem. 2012. Heavy-metal resistance of a France
Functional meta-genomic studies of soil microorganisms have shown a widespread diversity of genetic determinants conferring antibiotic resistance, of which only a …
Water and sediment samples were collected from six sites along the course of the river. “Characterization of lead-resistant river isolate Enterococcus faecalis and assessment of its multiple metal and antibiotic resistance,” Environ. Monit. diversity, tolerance and use in remediation system. PhD Thesis, UK: Cranfield University
Joshua Owolabi studies Biology, Industrial Biotechnology, and Molecular Microbiology. 42206-7373-IJBAS-IJENS @ December 2014 IJENS I J E N S Heavy Metal Resistance and Antibiotic Susceptibility Pattern of Bacteria Isolated from A total of 11 heavy metal resistant bacteria isolated from the soil samples were tentatively identified as
3/31/2002 · Recycling Biowaste – Human and Animal Health Problems. There is evidence of serious adverse effects on soil microbial processes of increasing soil metal concentrations [7, 38]. As in other Nordic countries central authorities are regulating the maximum thresholds of heavy metals in sewage sludge. Therefore the problem with antibiotic
Molecular characterization of conjugative plasmids in pesticide tolerant and multi-resistant bacterial isolates from contaminated alluvial soil in the isolates indicate that these bacteria have gene transfer capacity with implications for dissemination of heavy metal and antibiotic resistance genes. Digested soil samples were analyzed
Effects of biocides and metals on antibiotic resistance: a genomic and metagenomic perspective Thesis (PDF Available) · January 2017 with 1,140 Reads DOI: 10.13140/RG.2.2.27592.72967
Poultry farming is the process of raising domesticated birds such as chickens, ducks, CDC - Monitors human samples. Vertical integration In 2015, the Preventing Antibiotic Resistance Act (PARA) was passed with two components:
The paper (1) extends on some of my thoughts on how high-throughput sequencing and metagenomics can aid in risk assessment of antibiotic resistant bacteria that I outlined in my PhD thesis (2), but specifically focuses on the food supply chain and its role in resistance dissemination and selection.
Avery and Tobin. existing in soil on or near the site of contamination have adapting mechanisms to the contaminant.. 2001).A. The presence of small amount of antibiotics and heavy metals in the wastewater induce the emergence of Antibiotic resistance of heavy metal resistant isolates antibiotic resistant and heavy metal resistant
3/28/2011 · This practice has been shown to select for antibiotic resistance in the animals themselves, subsequent animal-based food products, and in water, soil, air samples …
It is commonly accepted that beside the linkage between antibiotics and antibiotic resistance, co-selection and the presence of heavy metal ions in the environments contributes to increasing resistance mechanisms due to the localization of resistance genes in close neighborhood on genetic mobile elements (Seiler and Berendonk, 2012).
3/1/2010 · Heather K. Allen received her Ph.D. from the University of Wisconsin–Madison, USA, for her thesis work on antibiotic resistance genes in the microbial communities of soil and of insect guts.
NATURAL TRANSFORMATION AND GROWTH INHIBITION OF AZOTOBACTER VINDELANDII IN THE PRESENCE OF ADSORBED OXYTETRACYCLINE BY HEATHER E. GOETSCH an increase in antibiotic resistance, and a change in soil ecological functions are possible Previous soil samples from this location contained 3.4 ng of oxytetracycline per g of soil
Water and sediment samples were collected from several sites in Onondaga Lake. Antibiotic resistance in mercury-resistant and susceptible microorganisms. 1988, Antimicrob. Agents Chemother. 32:1801-1806). Studies show a genetic linkage between antibiotic resistance and heavy metal resistance, including mercury. Initial studies of our
The presence of heavy metal resistance plasmids in bacterial isolates from the investigated Indian soil samples has been analysed with regard to mercury, chromium, nickel and copper resistance (Malik et al., 2002; Aleem et al., 2003).
Antibiotic Resistance Many new antibiotics were identified in the 20 years from the late 1940s to the late 1960s, most isolated from the actinomycetes. Some of these compounds became successful drugs and the pharmaceutical industry flourished. The rate of antibiotic discovery then declined
A total of 126 samples were collected during the sampling period. Antibiotic and Heavy Metal Susceptibility Patterns of Some Pathogens from Domestic Arpin, C., Raymond, N., Caumette, P. and Quentin, C. (2000) Impact of an Urban Effluent on Antibiotic Resistance of Riverine Enterobacteriaceae Impact of an Urban Effluent on Antibiotic
BACTERIAL TRANSPORT AND HORIZONTAL GENE TRANSFER IN SUBSURFACE: MULTIPLE-SCALE EXPERIMENTAL STUDIES BY NANXI LV DISSERTATION including UV,5 heavy metal,5, 6 5and antibiotics,, 7 8 apply pressures to the microbes and potentially increase the rates of HGT. HGT contributed to antibiotic resistance dissemination in
experienced rapid adaptation include bacteria accumulating antibiotic resistance (Davies et al., 2010), Metal Contaminated Soil in Context Metal contaminated soil is another stress factor that has also led to rapid mine field in California and the samples were collected by fellow researchers in the
antibiotic target to lowered susceptibility, and this to the inexorable expansion of β-lactam resistance.109,229,243,244 These metal-dependent (almost always divalent zinc) β-lactamases have a broad β-lactam substrate tolerance that encompasses many of mainstay to the understanding of antibiotic resistance development, and it is
An antibiotic is a type of antimicrobial substance active against bacteria and is the most important type of antibacterial agent for fighting bacterial infections.Antibiotic medications are widely used in the treatment and prevention of such infections. They may either kill or inhibit the growth of bacteria.A limited number of antibiotics also possess antiprotozoal activity.
Isolation of Gram negative bacteria from hospital wastewater samples was done using standard microbial procedure. The heavy metal resistance was determined by the minimum inhibitory concentration (MIC) against the test bacterial strain by spot plate method. The antibiotic resistance was determined by a standard disc diffusion technique.