40,148 results match your criteria global food


Approaches to Investigate Crop Responses to Ozone Pollution: From O -FACE to Satellite-Enabled Modeling.

Plant J 2021 Sep 23. Epub 2021 Sep 23.

USDA ARS Global Change and Photosynthesis Research Unit, 1201 W. Gregory Drive, Urbana, IL, 61801, USA.

Ozone (O ) is a damaging air pollutant to crops. As one of the most reactive oxidants known, O rapidly forms other reactive oxygen species (ROS) once it enters leaves through stomata. Those ROS in turn can cause oxidative stress, reduced photosynthesis, accelerated senescence and decreased crop yield. Read More

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September 2021

Social foraging in vampire bats is predicted by long-term cooperative relationships.

PLoS Biol 2021 Sep 23;19(9):e3001366. Epub 2021 Sep 23.

Department of Evolution, Ecology and Organismal Biology, The Ohio State University, Columbus, Ohio, United States of America.

Stable social bonds in group-living animals can provide greater access to food. A striking example is that female vampire bats often regurgitate blood to socially bonded kin and nonkin that failed in their nightly hunt. Food-sharing relationships form via preferred associations and social grooming within roosts. Read More

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September 2021

Combining Multiple High-Resolution Techniques to Understand Phosphorous Availability Around Rice Roots.

Environ Sci Technol 2021 Sep 23. Epub 2021 Sep 23.

State Key Laboratory of Pollution Control and Resource Reuse, School of the Environment, Nanjing University, Nanjing, Jiangsu 210023, China.

Resolving chemical/biological drivers of P behavior around lowland/flooded rice roots remains a challenge because of the heterogeneity of the plant-soil interactions, compounded by sampling and analytical constraints. High-spatial-resolution (sub-mm) visualization enables these processes to be isolated, characterized, and deciphered. Here, three advanced soil imaging systems, diffusive gradients in thin-film technique coupled with laser ablation-ICPMS (DGT-LA-ICPMS), O planar optode, and soil zymography, were integrated. Read More

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September 2021

A comparative appraisal of three important oil yielding plants for their biodiesel potential.

Biol Futur 2021 Sep 6. Epub 2021 Sep 6.

Amity Institute of Biotechnology, Amity University Rajasthan, Jaipur, India.

In the present scenario, alternative energy sources are required to achieve the future economic prosperity where shortage of fossil fuels will be a limiting factor and hamper the global economic growth. Therefore, interest in biofuel is increasing continuously. The best way of sustainable development is fossil fuel supplementation with biodiesel to reduce the fossil fuel demand. Read More

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September 2021

Use of ensiled green willow biomass in biogas fermentation.

Biol Futur 2021 Jun 24;72(2):263-271. Epub 2021 Feb 24.

Department of Biotechnology, University of Szeged, Szeged, Hungary.

The biggest challenges of our era include climate change and the global fossil energy problem. Extensive utilization of renewable energy sources should be a part of the solution for both these problems. Biogas is a versatile renewable energy carrier that has the potential to substitute fossil fuels. Read More

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Research on cropping intensity mapping of the Huai River Basin (China) based on multi-source remote sensing data fusion.

Environ Sci Pollut Res Int 2021 Sep 23. Epub 2021 Sep 23.

College of Geography and Environmental Science, Henan University, Kaifeng, 475004, People's Republic of China.

As a key input variable to many global climates, land surfaces and crop models, cropping intensity (CI) accurately assesses and predicts crops' output, in view of the global decline in food production in recent years due to declining natural resources, urban expansion and declining quality of arable land. Hence, research on CI mapping can have a contribution to solve this problem. Unfortunately, existing remote sensing data for CI mapping research, including Moderate Resolution Imaging Spectroradiometer (MODIS) and Landsat images, are not adequate for obtaining CI information at higher spatial and temporal resolution. Read More

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September 2021

Comparative Analysis of Mitochondrial Genomes in Gryllidea (Insecta: Orthoptera): Implications for Adaptive Evolution in Ant-loving Crickets.

Genome Biol Evol 2021 Sep 23. Epub 2021 Sep 23.

School of Advanced Science and Engineering, Waseda University, Tokyo, Japan.

Species of infraorder Gryllidea, or crickets, are useful invertebrate models for studying developmental biology and neuroscience. They have also attracted attention as alternative protein sources for human food and animal feed. Mitochondrial genomic information on related invertebrates, such as katydids, and locusts, has recently become available in attempt to clarify the controversial classification schemes, although robust phylogenetic relationships with emphasis on crickets remain elusive. Read More

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September 2021

Recent progress on the heavy metals ameliorating potential of engineered nanomaterials in rice paddy: a comprehensive outlook on global food safety with nanotoxicitiy issues.

Crit Rev Food Sci Nutr 2021 Sep 23:1-15. Epub 2021 Sep 23.

State Key Laboratory of Rice Biology, Institute of Biotechnology, Zhejiang University, Hangzhou, China.

Soil contamination with toxic heavy metals (HMs) poses a serious threat to global food safety, soil ecosystem and human health. The rapid industrialization, urbanization and extensive application of agrochemicals on arable land have led to paddy soil pollution worldwide. Rice plants easily accumulate toxic HMs from contaminated agricultural soils, which ultimately accumulated in grains and enters the food chain. Read More

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September 2021

Nutritional management of type 2 diabetes in subjects with obesity: an international guideline for clinical practice.

Crit Rev Food Sci Nutr 2021 Sep 23:1-13. Epub 2021 Sep 23.

Dipartimento di Medicina Clinica e Chirurgia, Unit of Endocrinology, Federico II University Medical School of Naples, Naples, Italy.

Type 2 diabetes mellitus (T2DM) and obesity represent a global public health problem. Current nutritional recommendations focused on weight loss and overall dietary quality. However, there is no consensus on the optimal macronutrient composition of the diet, particularly for the long-term management of T2DM in subjects with obesity. Read More

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September 2021

A Bayesian population physiologically based pharmacokinetic absorption modeling approach to support generic drug development: application to bupropion hydrochloride oral dosage forms.

J Pharmacokinet Pharmacodyn 2021 Sep 22. Epub 2021 Sep 22.

Department of Veterinary Integrative Biosciences, College of Veterinary Medicine and Biomedical Sciences, Texas A&M University, College Station, TX, 77843, USA.

We propose a Bayesian population modeling and virtual bioequivalence assessment approach to establishing dissolution specifications for oral dosage forms. A generalizable semi-physiologically based pharmacokinetic absorption model with six gut segments and liver, connected to a two-compartment model of systemic disposition for bupropion hydrochloride oral dosage forms was developed. Prior information on model parameters for gut physiology, bupropion physicochemical properties, and drug product properties were obtained from the literature. Read More

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September 2021

Host and geographic differences in prevalence and diversity of gastrointestinal helminths of foxes (), coyotes () and wolves () in Québec, Canada.

Int J Parasitol Parasites Wildl 2021 Dec 8;16:126-137. Epub 2021 Sep 8.

University of Saskatchewan, Department of Veterinary Microbiology, 52 Campus Drive, Saskatoon, SK, S7N 5B4, Canada.

Wild canids are hosts to a wide range of parasites and can play a role in transmission of zoonoses. As many parasites are transmitted through food webs, and wild canids are at high trophic levels, parasite prevalence and diversity in wild canids can serve as excellent indicators of ecosystem health. Our main objectives were to update knowledge on the composition of gastrointestinal helminths in wild canids from Québec, Canada, and to describe differences in parasite prevalence and diversity among canid species and regions. Read More

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December 2021

Microbial Composition and Co-occurrence Patterns in the Gut Microbial Community of Normal and Obese Mice in Response to Astaxanthin.

Front Microbiol 2021 6;12:671271. Epub 2021 Sep 6.

Laboratory of Food Science and Human Health, College of Food Science and Engineering, Ocean University of China, Qingdao, China.

The changes and interaction of gut microbiota, which respond to dietary supplements, play critical roles on improving human health. The modulating effect of astaxanthin on gut microbiota has been reported. However, little is known about the co-occurrence patterns among microbial taxa in response to astaxanthin. Read More

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September 2021

Analysis of Food System Topics from the Consumers' Perspective in a Developing Country Context: Key Insights from ANRS Metropolitan Cities, Ethiopia.

Risk Manag Healthc Policy 2021 15;14:3883-3891. Epub 2021 Sep 15.

Department of Economics, College of Business and Economics, Bahir Dar University, Bahir Dar, Ethiopia.

Background: The food system is an interdisciplinary global issue with substantial social and economic challenges. These challenges are most pronounced in developing countries, where chronic under-nutrition is prevalent. The long-standing notion has been to solve malnutrition and undernutrition primarily from the supply side through improving productivity and production. Read More

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September 2021

The three major axes of terrestrial ecosystem function.

Nature 2021 Sep 22. Epub 2021 Sep 22.

Max Planck Institute for Biogeochemistry, Jena, Germany.

The leaf economics spectrum and the global spectrum of plant forms and functions revealed fundamental axes of variation in plant traits, which represent different ecological strategies that are shaped by the evolutionary development of plant species. Ecosystem functions depend on environmental conditions and the traits of species that comprise the ecological communities. However, the axes of variation of ecosystem functions are largely unknown, which limits our understanding of how ecosystems respond as a whole to anthropogenic drivers, climate and environmental variability. Read More

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September 2021

Effects of Light and Water Disturbance on the Growth of Microcystis aeruginosa and the Release of Algal Toxins.

Water Environ Res 2021 Sep 22. Epub 2021 Sep 22.

Beijing Yizhuang Water Company, Beijing, China.

Eutrophication of water constitutes a serious threat to global water quality. Light intensity and water disturbance are important factors affecting the growth of algae and the release of algal toxins. In this study, algal growth indicators, algal enzyme systems and algal toxin release in Microcystis aeruginosa under different light intensities and water disturbances were determined. Read More

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September 2021

Prey partitioning and livestock consumption in the world's richest large carnivore assemblage.

Curr Biol 2021 Sep 20. Epub 2021 Sep 20.

School of Life Sciences, Peking University, Beijing 100871, China; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China. Electronic address:

Large mammalian carnivores have undergone catastrophic declines during the Anthropocene across the world. Despite their pivotal roles as apex predators in food webs and ecosystem dynamics, few detailed dietary datasets of large carnivores exist, prohibiting deep understanding of their coexistence and persistence in human-dominated landscapes. Here, we present fine-scaled, quantitative trophic interactions among sympatric carnivores from three assemblages in the Mountains of Southwest China, a global biodiversity hotspot harboring the world's richest large-carnivore diversity, derived from DNA metabarcoding of 1,097 fecal samples. Read More

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September 2021

A high-efficient nano pesticide-fertilizer combination fabricated by amino acid-modified cellulose based carriers.

Pest Manag Sci 2021 Sep 22. Epub 2021 Sep 22.

Innovative Institute for Plant Health, Key Laboratory of Agricultural Green Fine Chemicals of Guangdong Higher Education Institution, School of Chemistry and Chemical Engineering, Zhongkai University of Agriculture and Engineering, Guangzhou, Guangdong, 510225, People's Republic of China.

Background: As the global population grows, large quantities of agrochemicals are used to secure food demand and there is an urgent need to develop efficient and environmentally friendly pesticides and fertilizers. Compared with traditional pesticides, nanopesticide formulations can achieve better foliar wettability, chemical stability, and water dispersibility without or with the minimal use of organic solvents, in line with the development of sustainable agriculture.

Results: In this research, glycidyl methacrylate (GMA) was used as an intermediate and glycine methyl ester (GLY) was used as an organic nitrogen source to modify carboxymethyl cellulose (CMC) to synthesize a pesticide nanocarrier CMC-PGMA-GLY. Read More

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September 2021

Engineering outer membrane could facilitate better bacterial performance and effectively enhance poly-3-hydroxybutyrate accumulation.

Appl Environ Microbiol 2021 Sep 22:AEM0138921. Epub 2021 Sep 22.

State Key Laboratory of Food Science and Technology, Jiangnan University, Wuxi 214122, China.

Poly-3-hydroxybutyrate (PHB) is an environmentally friendly polymer and can be produced in cells after overexpressing the heterologous gene cluster . The biosynthesis of outer membrane (OM) consumes lots of nutrients and influences cell morphology. Here we engineered OM by disrupting all gene clusters relevant to polysaccharide portion of LPS, colanic acid (CA), flagella or/and fimbria in W3110. Read More

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September 2021

Potential influence of food value chain level of regulation on prevalence and patterns of antimicrobial resistance: case of tilapia ().

Appl Environ Microbiol 2021 Sep 22:AEM0094521. Epub 2021 Sep 22.

Division for Global Surveillance, Research Group for Genomic Epidemiology, Technical University of Denmark, Kgs. Lyngby, Denmark.

The current study was designed to evaluate the potential impact of the level of regulation on the prevalence and patterns of antimicrobial agent resistance in bacteria isolated from fish. The study sites included two large lakes and both semi-regulated and unregulated fish value chains. A total of 328 bacterial isolates belonging to 11 genera were evaluated for antimicrobial susceptibility testing using disk diffusion method. Read More

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September 2021

Risk of severe illness from COVID-19 among Aboriginal and Torres Strait Islander adults: the construct of 'vulnerable populations' obscures the root causes of health inequities.

Aust N Z J Public Health 2021 Sep 22. Epub 2021 Sep 22.

Tasmanian School of Medicine, College of Health and Medicine, University of Tasmania.

Objective: To quantify the prevalence of known health-related risk factors for severe COVID-19 illness among Aboriginal and Torres Strait Islander adults, and their relationship with social determinants.

Methods: Weighted cross-sectional analysis of the 2018-19 National Aboriginal and Torres Strait Islander Health Survey; Odds Ratios for cumulative risk count category (0, 1, or ≥2 health-related risk factors) by social factors calculated using ordered logistic regression.

Results: Of the adult population, 42. Read More

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September 2021

A Machine Learning Approach to Predict the Added Sugar Content of Packaged Foods.

J Nutr 2021 Sep 22. Epub 2021 Sep 22.

The George Institute for Global Health, Faculty of Medicine, University of New South Wales, Sydney NSW, Australia.

Background: Dietary guidelines recommend limiting the intake of added sugars. However, despite the public health importance, most countries have not mandated the labeling of added sugar content on packaged foods and beverages, making it difficult for consumers to avoid products with added sugar, and limiting the ability of policymakers to identify priority products for intervention.

Objective: To develop a machine learning approach for the prediction of added sugar content in packaged products using available nutrient, ingredient, and food category information. Read More

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September 2021

Postnatal Stature does not Largely Mediate the Relationship between Adverse Birth Outcomes and Cognitive Development in Mid-childhood and Early Adolescence in Rural Western China.

J Nutr 2021 Sep 22. Epub 2021 Sep 22.

Department of Global Health and Population, Harvard T.H. Chan School of Public Health, Boston, MA, USA.

Background: Preterm birth and fetal growth restriction are associated with linear growth faltering and suboptimal cognitive development in childhood.

Objective: To investigate whether and to what extent the associations between adverse birth outcomes and cognitive development in mid-childhood and early adolescence are mediated by postnatal stature.

Methods: We used data from a prospective birth cohort of children born to women who participated in a large cluster-randomized trial of antenatal micronutrient supplementation in rural western China. Read More

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September 2021

Identification of BvgA-Dependent and BvgA-Independent Small RNAs (sRNAs) in Bordetella pertussis Using the Prokaryotic sRNA Prediction Toolkit ANNOgesic.

Microbiol Spectr 2021 Sep 22:e0004421. Epub 2021 Sep 22.

Gene Expression and Regulation Section, Laboratory of Biochemistry and Genetics, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland, USA.

Noncoding small RNAs (sRNAs) are crucial for the posttranscriptional regulation of gene expression in all organisms and are known to be involved in the regulation of bacterial virulence. In the human pathogen Bordetella pertussis, which causes whooping cough, virulence is controlled primarily by the master two-component system BvgA (response regulator)/BvgS (sensor kinase). In this system, BvgA is phosphorylated (Bvg mode) or nonphosphorylated (Bvg mode), with global transcriptional differences between the two. Read More

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September 2021

Fruit, vegetable and dietary antioxidant intake in school age, respiratory health up to young adulthood.

Clin Exp Allergy 2021 Sep 22. Epub 2021 Sep 22.

Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden.

Background: Dietary antioxidants may protect the lung against oxidative damage and prevent chronic respiratory disease. We aimed to investigate fruit, vegetable and antioxidant intake (measured as total antioxidant capacity, TAC) at age 8 years in relation to asthma and lung function up to 24 years.

Methods: In this study of 2,506 participants from a Swedish birth cohort, diet was assessed using food frequency questionnaires. Read More

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September 2021

Assessing and Managing Unintentional Weight Loss: A Global Survey of Geriatrician Practice and Their Use of Ice Cream to Address It.

J Frailty Aging 2021 ;10(4):350-356

Michelle Gyenes, School of Medicine, Royal College of Surgeons in Ireland, Dublin, Ireland, @michellegyenes; Samir Sinha, Division of General Internal Medicine and Geriatrics, Sinai Health System and the University Health Network, Toronto, Canada,

Objectives: Unintentional weight loss (UIWL) is common among older adults but lacks standardized methods for its diagnosis and management. With a limited understanding on how geriatricians actually address UIWL, we conducted a survey to examine how they diagnose and manage it, and their opinions regarding the use of ice cream to address it.

Design, Setting, And Participants: An international descriptive, cross-sectional, online survey conducted over a 16-week period in 2019 involving 1131 geriatricians in clinical practice across 51 countries. Read More

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September 2021

Impacts of China's bioethanol policy on the global maize market: a partial equilibrium analysis to 2030.

Food Secur 2021 Sep 17:1-17. Epub 2021 Sep 17.

Institute of Agricultural Economics and Development, Chinese Academy of Agricultural Sciences, Beijing, 100081 China.

Maize is a major component of China's cereal production. It is also one of the main feedstocks for China's bioethanol production. To ensure food security, there is flexibility in China's ethanol policy. Read More

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September 2021

Is this time "really" different? How the impact of the COVID-19 crisis on labour markets contrasts to the global financial crisis of 2008-9.

Int Labour Rev 2021 Aug 11. Epub 2021 Aug 11.

Employment Policy Department International Labour Office.

The COVID-19 pandemic has resulted in a more severe labour market crisis in 2020 than witnessed during the 2009 global financial crisis. Reflecting the effects of lockdown measures, which has been the main cause of damage to labour markets, the deepest impacts have been found in middle-income economies, while certain sectors, such as accommodation and food services, and groups, especially young women, have been more negatively affected over 2020. Contrary to the adjustment process during previous shocks, the COVID-19 crisis has resulted in a greater rise in inactivity than unemployment. Read More

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Decontamination of emerging pharmaceutical pollutants using carbon-dots as robust materials.

J Hazard Mater 2021 Sep 12;423(Pt B):127145. Epub 2021 Sep 12.

Tecnologico de Monterrey, School of Engineering and Sciences, Monterrey 64849, Mexico. Electronic address:

Environmental pollution is a critical issue that requires proper measures to maintain environmental health in a sustainable and effective manner. The growing persistence of several active pharmaceutical residues, such as antibiotics like tetracycline, and anti-inflammatory drugs like diclofenac in water matrices is considered an issue of global concern. Numerous sewage/drain waste lines from the domestic and pharmaceutical sector contain an array of toxic compounds, so-called "emerging pollutants" and possess adverse effects on entire living ecosystem and damage its biodiversity. Read More

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September 2021

Biochar derived from fruit by-products using pyrolysis process for the elimination of Pb(II) ion: An updated review.

Chemosphere 2021 Sep 14;287(Pt 3):132250. Epub 2021 Sep 14.

Faculty of Environmental Engineering, Wrocław University of Science and Technology, Wybrzeże Wyspiańskiego 27, 50-370, Wrocław, Poland; Geological Survey of Finland, P.O. Box 96, FI-02151, Espoo, Finland.

Water pollution is one of the most concerning global environmental problems in this century with the severity and complexity of the issue increases every day. One of the major contributors to water pollution is the discharge of harmful heavy metal wastes into the rivers and water bodies. Without proper treatment, the release of these harmful inorganic waste would endanger the environment by contaminating the food chains of living organisms, hence, leading to potential health risks to humans. Read More

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September 2021