Articles tagged with Food Microbiology
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Researchers identified 8 bacterial genera commonly associated with environmental sources, known as core microbiota, which persisted despite differences between kitchens. These microbes were linked to kitchen design and cleaning practices, suggesting potential for improved hygiene.
A €2.5million European research programme, FRIETS, is increasing the shelf-life of berries through high-precision agriculture and innovative processing methods while maintaining quality. The four-year project combines precision agriculture strategies with dehydration and edible coating methods to discover healthier food alternatives.
A team of microbiologists proposes using powerful microbial technologies to reduce global and local challenges leading to conflict, including food supply security and pollution. The authors advocate for deploying these technologies to address humanitarian crises and advance Sustainable Development Goals.
Researchers aim to optimize food bacterial detection using fluorescence detection, reducing detection time and improving sensitivity. The goal is to prevent spread of foodborne pathogens and provide a safe food supply.
Researchers at King Abdullah University of Science & Technology have developed a two-step process that cuts food waste by reducing microbial growth. The treatment, which combines UV-C irradiation and vacuum sealing, extends shelf life by 67% for animal products like salmon, and up to 124% for strawberries.
A European-wide recall of Kinder Chocolate products, including eggs, prevented thousands of extra cases of Salmonella Typhimurium. The recall, triggered by intensive collaboration between public health experts, food safety agencies, and regular surveillance, saved lives and reduced the risk of devastating global outbreak.
Researchers at UConn have identified a protective bacterial culture, Hafnia alvei B16, that can prevent infection by two strains of Salmonella, including those resistant to multiple antibiotics. The culture works by inhibiting the growth of pathogens and reducing their virulence, potentially providing a new path forward in combating su...
A new study by NC State University found that total formulation impacts surface sanitizer efficacy against norovirus, with only alcohol-based products showing significant reduction. Additionally, paper towels used to clean up messes can be a source of cross-contamination.
A new study published in Applied and Environmental Microbiology suggests that oil formulations with food-grade organic acids can kill dried Salmonella on stainless steel surfaces. This approach has the potential to replace water-based cleaning methods, which promote microbial growth and are often challenging to use.
A study by the University of the Basque Country detected Arcobacter species in 22.3% of analyzed food samples, with A. butzleri being the most abundant. The bacteria were found to possess virulence genes and could cause gastrointestinal disorders. Biofilm formation on food contact surfaces was also observed.
Researchers at the University of Birmingham have developed a new method to boost biocatalytic activity using synthetic polymers that stimulate biofilm formation. The study found that hydrophobic polymers outperform mildly cationic polymers, increasing biomass and biocatalytic activity in E. coli.
Researchers found that SARS-CoV-2 surrogates can survive on meat products in the refrigerator or freezer for up to 30 days. The study used chicken, beef, pork, and salmon, as well as viruses with spikes similar to those on SARS-CoV-2.
A new platform and genomic database has been developed to monitor and control multidrug-resistant bacteria, with over 500 human pathogens already available. The database aims to provide strategic information on microorganisms classified as a “critical priority” by the World Health Organization.
Researchers from Tokyo University of Science discovered that bony fish head cartilage contains abundant proteoglycans, including aggrecan, with similar CS structures to salmon nasal cartilage. This finding reveals the potential of sturgeon as an alternative source of CSPGs for health food formulations.
Researchers have identified a cork-like substance called suberin that helps protect rice roots from floods and drought. By understanding how suberin is produced, they hope to use gene editing or selective breeding to make the crop more resilient to climate change.
Adding pickled cucumbers to sour cream significantly increases antioxidant activity and reduces cholesterol oxidation products. The addition also improves the bioaccessibility of antioxidants, making it a promising strategy for enhancing the health-promoting activities of sour cream.
A recent study by Japanese researchers found that Staphylococcus argenteus, a bacterial organism causing food poisoning, was present in 13.9% of tested chicken samples. The study also revealed cross-contamination among retail foods and slaughterhouses, suggesting a potential link between the two.
A new study reveals that a specific bacterium breaks down xanthan gum in the human gut, leading to the production of short-chain fatty acids. The widespread consumption of xanthan gum may alter the gut microbiome, potentially affecting intestinal health and total caloric intake.
A study found that apples and other fruits can host drug-resistant, pathogenic yeasts on surfaces, including Candida auris. The fungicides used to prolong shelf life may select for these resistant strains, increasing the risk of transmission.
Researchers investigate how mushrooms improve gut health and provide a preventive buffer against disease in Western-style diets. The study aims to understand the role of Turicibacter in dietary obesity and gut health, as well as the potential benefits of incorporating oyster mushrooms into diet.
Researchers from NTU Singapore and Waseda University found that fermented soybean waste improves fat metabolism and mitigates the effects of diet-induced obesity. The study, published in Metabolites, showed that mice fed fermented okara gained less body mass and had lower levels of fat and cholesterol.
The study defines the lung macrophage as a major target of IL-9, which promotes allergic lung inflammation. The researchers found a correlation between IL-9 and the diagnosis of asthma in patients, suggesting a potential therapeutic approach for treatment.
Researchers at Tel Aviv University found that a specific type of bacteria, Weissella, becomes dominant in the gut microbiomes of locusts when they form swarms. This change may provide the bacteria with an evolutionary advantage, allowing them to spread and infect more locusts.
Researchers at Swiss Federal Laboratories for Materials Science and Technology (EMPA) have developed a protective cover for fruits and vegetables based on renewable raw materials. The cellulose coating extends the shelf life of bananas by more than a week, significantly reducing food waste.
A new study found that a specific type of carbohydrate called ‘fodmaps’ can aggravate intestinal problems, but its impact is not as significant as previously believed. IBS symptoms were found to be influenced more by psychological factors and individual differences in metabolism and intestinal flora.
Researchers from The Ohio State University developed a novel method to supplement cow milk with vegetable protein using readily available dairy processing equipment. This innovation combines the benefits of casein micelles with pea protein to create functional, multisourced dairy products that can help bolster declining fluid milk sale...
A new study from Cornell University uses digital twins to identify optimal times and locations for detecting Listeria bacteria in produce facilities, reducing the risk of contamination. The researchers' model provides a novel way for food safety managers to visualize microbial contamination risks and experiment with different sampling ...
Researchers identified three new Alicyclobacillus species that can cause spoilage in apple juice. The discovery will allow manufacturers to identify and fine-tune control strategies to reduce waste and improve customer satisfaction.
Researchers from Pusan National University have compiled a comprehensive review of ginsenosides, the main component of ginseng, which can prevent inflammation, diabetes, and cancer. The study provides insights into how to improve ginsenoside production through chemical and enzymatic treatments, as well as microbial action.
Researchers developed predictive models to estimate yogurt spoilage caused by yeast, including the effect of bioprotective cultures. The models were validated with actual data from a European dairy and can help yogurt producers make informed decisions to reduce economic losses due to food waste.
Researchers discovered that symbiotic bacteria living in shipworms' gills do not have the enzymes to break down lignin, a thick and difficult-to-digest layer of cellulose. Despite this finding, scientists are still trying to figure out what within the shipworm could be responsible for breaking down lignin.
Researchers developed a rapid-testing method to check cleaning protocols in commercial food processing plants. The ATP swab test detected microorganisms on surfaces, improving environmental hygiene and product quality. The study showed that targeted cleaning can reduce the risk of foodborne illnesses.
Experts have agreed on a new global definition of fermented foods, specifying the differences between them and probiotics. The definition covers thousands of different types of fermented foods from around the world and provides a starting point for further research into their effects on human health.
The Spanish e-book examines various types of fermented foods, including their production process, nutritional content, and impact on human health. It also delves into the role of lactic acid in promoting beneficial effects and the microbiological safety of fermented foods.
A recent study published in Frontiers in Cellular and Infection Microbiology found that re-initiating oral food intake after enteral nutrition alters the composition of both oral and gut microbiota. This alteration was associated with improved balance and function in the microbiome, particularly in fatty acid metabolism.
Researchers identified a new, highly virulent form of Listeria monocytogenes that causes severe diseases in animals and humans. The strain was discovered in China and combines the virulence characteristics of various highly pathogenic Listeria species into a single isolate.
Researchers found a novel sulfur-oxidizing symbiont, Kentron, which upcycles waste products from its host and environment into biomass. This discovery contradicts traditional descriptions of symbiotic bacteria's carbon sources.
Using paper stickers to collect pathogens is more effective and less expensive than swabbing for monitoring in food processing plants. Researchers found that stickers can trap both bacterial and dead pathogens, providing a record of contamination over several weeks.
Researchers characterized microbial populations in a vegetable fermentation facility, finding distinct signatures between production and fermentation areas. The study's findings suggest that raw vegetables are the primary source of microbes in production areas, rather than handling or environmental sources.
Research found that chlorine can make foodborne pathogens undetectable by standard laboratory culture techniques. Chlorine-induced states enable some bacteria to survive and potentially cause disease. The study's findings have significant implications for food safety, biocidal products, and post-BREXIT trade agreements.
A UMass Amherst study found that a commonly used food preservative, epsilon-polylysine, temporarily altered the diversity of microbes in mouse gut but caused no lasting damage. The researchers observed that the gut microbiome returned to normal within 15 weeks
A team of Italian investigators found that commercial starter culture produced sausages with higher acidity, but inferior taste, as compared to spontaneous fermentation. The study used Next Generation Sequencing techniques and gas chromatography with mass spectrometry to analyze the microorganisms and metabolic pathways involved.
The study found that specially designed plastic films with N-halamines can prevent bacterial contamination by killing bacteria on contact. The plastic films work by releasing chlorine to sanitize surfaces, making them ideal for use in food processing operations and hospital environments.
A recent study by UMass Amherst researchers found that certain beneficial gut bacteria can grow when fed a carbohydrate in cranberries, exhibiting a special nontypical metabolism. The findings could lead to new supplements or food products with potential health benefits.
Researchers used DNA fingerprinting to track the spread of C. difficile in European hospitals and found strains clustered within countries, suggesting hospital transmission. However, dispersed strains were also found across multiple countries, adding weight to food distribution as a potential route of transmission.
A recent study published in Applied and Environmental Microbiology reveals that lecithin synergistically increases the antimicrobial properties of eugenol, a natural essential oil. This finding has significant implications for food preservation and suggests potential biomedical applications.
A study found that New York City ATM keypads are inhabited by microorganisms primarily from human skin and household surfaces, as well as residual DNA from consumed food. The bacterial diversity was low, with clustering largely absent by geography.
Research on smokeless tobacco products has identified several bacteria species associated with opportunistic infections, such as Bacillus licheniformis and Bacillus pumilus. These bacteria can produce toxins that cause illness in large quantities and may also contribute to the formation of carcinogenic compounds.
Researchers at Michigan State University have developed a new packaging method that enhances the safety and quality of onions, one of the highest-volume vegetables sold worldwide. The package and sanitizer combination led to diced onions being acceptable for purchase after two weeks of storage.
A study found that Listeria monocytogenes grew rapidly on unrefrigerated caramel apples with sticks, increasing 1,000-fold in just three days. Refrigeration significantly slowed growth, and bacteria were killed by hot caramel, highlighting the need for improved food safety measures.
A team of scientists has identified a novel tungsten-containing enzyme in the bacterium Caldicellulosiruptor bescii, which shows potential for converting plant biomass into useful chemicals and fuels. The discovery could lead to more efficient production of commercial renewable fuels and reduce greenhouse emissions.
Researchers discovered that Listeria monocytogenes can grow on refrigerated smoked salmon by utilizing different metabolic pathways than those used in laboratory media. This finding could lead to the development of inhibitors to control pathogen growth on foods and improve risk assessments.
A recent study published in Applied and Environmental Microbiology suggests that dairy products can boost the effectiveness of probiotics. The researchers found that mice fed milk with the probiotic Lactobacillus casei BL23 had reduced symptoms compared to those without the probiotic.
A study by the FDA found that Paenibacillus alvei significantly reduced Salmonella on contaminated tomato plants, reducing the risk of food-borne illnesses. The beneficial bacterium has no known history of human pathology and is being considered as a biological control agent to prevent outbreaks.
A study found that sublethal doses of biocides can enhance antibiotic resistance in bacteria, forming harmful biofilms and increasing survival rates. This poses a risk to public health and highlights the need for proper guidelines on biocide use in food production.
Researchers found that certain management practices, such as manure application and irrigation timing, can boost or decrease the risk of contamination from salmonella and Listeria monocytogenes. Adjusting these practices can significantly reduce the risk of produce-borne illness with minimal cost to growers.
A retrospective study of nearly 40,000 proficiency test results found that food laboratories report false negatives for Campylobacter (9.1%) and Salmonella (4.9%), while also experiencing high false positive rates for these pathogens. Improved accuracy is crucial for a safer food supply.
Researchers found that contaminated water used to dilute pesticides can carry human noroviruses, potentially contaminating the food chain. The study suggests that pesticide application may be a microbiological risk factor for public health.
Researchers discovered that sourdough bread resists mold due to the production of compounds with potent antifungal activity. Lactic acid bacteria convert linoleic acid into hydroxylated monounsaturated fatty acids, strongly inhibiting mold formation.
L. Barth Reller, a renowned clinical microbiologist, has been recognized with the 2012 TREK Diagnostic ABMM/ABMLI Professional Recognition Award for his outstanding contributions to the field. He is also an accomplished mentor and trainer of medical microbiologists, having mentored 38 fellows who now hold leadership positions globally.