Micro Organisms

State of the Climate in Asia 2024

The World Meteorological Organization’s State of the Climate in Asia 2024 report warns that the region is warming nearly twice as fast as the global average, driving more extreme weather and posing serious threats to lives, ecosystems, and economies. In 2024, Asia experienced its warmest or second warmest year on …

Safety and effectiveness of Meropenem in infants with suspected or complicated intra-abdominal infections

Intra-abdominal infections are common in young infants and lead to significant morbidity and mortality. Meropenem is a broad-spectrum antimicrobial with excellent activity against pathogens associated with intra-abdominal infections. The purpose of this study was to determine the safety and effectiveness of meropenem in young infants with suspected or complicated intra-abdominal …

A drought resistance-promoting microbiome is selected by root system under desert farming

Traditional agro-systems in arid areas are a bulwark for preserving soil stability and fertility, in the sight of “reverse desertification”. Nevertheless, the impact of desert farming practices on the diversity and abundance of the plant associated microbiome is poorly characterized, including its functional role in supporting plant development under drought …

The arsenic quagmire in Bengal aquifers – the missing links

It is well understood that the evolution of the Earth with its plurality of environmental elements is the resultant productmix of geological and biological processes coupled together. Any natural environment reflects an interactive dynamics of mineralogy–biology–chemistry. Consequently, with temporal evolution, the milieu tends to change. Aquifers in the deltaic Bengal …

How effective are slurry storage, cover or catch crops, woodland creation, controlled trafficking or break-up of compacted layers, and buffer strips as on-farm mitigation measures …

Agriculture has intensified over the last 50 years resulting in increased usage of fertilizers and agrochemicals, changes in cropping practices, land drainage and increased stocking rates. In Europe, this has resulted in declines in the quality of soils and waters due to increased run off and water pollution. Fifty percent …

Accumulation of pharmaceuticals, enterococcus, and resistance genes in soils irrigated with wastewater for zero to 100 years in Central Mexico

Irrigation with wastewater releases pharmaceuticals, pathogenic bacteria, and resistance genes, but little is known about the accumulation of these contaminants in the environment when wastewater is applied for decades. We sampled a chronosequence of soils that were variously irrigated with wastewater from zero up to 100 years in the Mezquital …

Microbes maketh man

POLITICAL revolutionaries turn the world upside down. Scientific ones more often turn it inside out. And that, almost literally, is happening to the idea of what, biologically speaking, a human being is. The traditional view is that a human body is a collection of 10 trillion cells which are themselves …

Microbial engineering for the production of advanced biofuels

Advanced biofuels produced by microorganisms have similar properties to petroleum-based fuels, and can 'drop in' to the existing transportation infrastructure. However, producing these biofuels in yields high enough to be useful requires the engineering of the microorganism's metabolism. Such engineering is not based on just one specific feedstock or host …

Seasonal exposure to drought and air warming affects soil collembola and mites

Global environmental changes affect not only the aboveground but also the belowground components of ecosystems. The effects of seasonal drought and air warming on the genus level richness of Collembola, and on the abundance and biomass of the community of Collembola and mites were studied in an acidic and a …

Salmon aquaculture and antimicrobial resistance in the marine environment

Antimicrobials used in salmon aquaculture pass into the marine environment. This could have negative impacts on marine environmental biodiversity, and on terrestrial animal and human health as a result of selection for bacteria containing antimicrobial resistance genes. We therefore measured the numbers of culturable bacteria and antimicrobial-resistant bacteria in marine …

Searching for species that keep us healthy

Intestinal worms and bacteria, please – we're good at fighting off organisms that bring disease, but should we find species that benefit us too?

Many waiters carry GERMS ON HANDS: Study Finds Food Handlers Carry E. Coli, Various Dangerous Bugs

Many waiters carry GERMS ON HANDS: Study Finds Food Handlers Carry E. Coli, Various Dangerous Bugs The meal that the waiter has served you appears to be perfect. It looks good,smells great andhas just the right quantities of protein, carbohydrates and vitamins. But zoom in at a microscopic level and …

Anaerobic composting of pyrethrum waste with and without effective microorganisms

This study investigated the use of effective microorganisms (EM) for enhancement of biogas production through composting of solid pyrethrum remains after extraction of pyrethrins (marc). The laboratory scale experiment involved composting of the waste as substrate mixed with EM at different ratios consisting of a control, substrate with EM at …

Fungus-powered superplants may beat the heat

As US crops wither in drought, researchers are turning to symbiotic fungi to help crops survive extreme conditions without resorting to genetic engineering

Men and microbes: War and peace

At the turn of the century and the millennium, Science carried a series of essays titled Pathways of Discovery. An extremely readable and characteristically eloquent essay on Infectious History still holds a place, albeit indistinct and receding, in my memory. The author, Joshua Lederberg, was one of the most influential …

Effects of precipitation increase on soil respiration: A three-year field experiment in subtropical forests in China

The aim of this study was to determine response patterns and mechanisms of soil respiration to precipitation increases in subtropical regions.

Harmful filamentous cyanobacteria favoured by reduced water turnover with lake warming

Anthropogenic-induced changes in nutrient ratios have increased the susceptibility of large temperate lakes to several effects of rising air temperatures and the resulting heating of water bodies. First, warming leads to stronger thermal stratification, thus impeding natural complete water turnover (holomixis), which compensates for oxygen deficits in the deep zones. …

Exposure of soil microbial communities to chromium and arsenic alters their diversity and structure

Extensive use of chromium (Cr) and arsenic (As) based preservatives from the leather tanning industry in Pakistan has had a deleterious effect on the soils surrounding production facilities. Bacteria have been shown to be an active component in the geochemical cycling of both Cr and As, but it is unknown …

Temperature-induced increase in methane release from peat bogs: A mesocosm experiment

Peat bogs are primarily situated at mid to high latitudes and future climatic change projections indicate that these areas may become increasingly wetter and warmer. Methane emissions from peat bogs are reduced by symbiotic methane oxidizing bacteria (methanotrophs). Higher temperatures and increasing water levels will enhance methane production, but also …

Pig out

If farmers do not rein in the use of antibiotics for livestock, people will be severely affected. (Editorial)

Isolation and identification of pathogenic bacteria from brackish waters of Chilika Lagoon, Odisha, India for pharmaceutical use

The present investigation was undertaken in order to isolate bacteria from eighteen different water samples collected from three different sectors of ‘Chilika’ lagoon of India and to study the resistance against ten different antibiotics viz., norfloxacin, tetracycline, ciprofloxacin, neomycin, nalidixic acid, ofloxacin, chloramphenicol, nitrofurantoin, streptomycin and amoxicillin as well as …

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