Results 91 to 100 of about 6,091,653 (412)

Robotic Perception in Agri-food Manipulation: A Review [PDF]

open access: yesarXiv, 2022
To better optimise the global food supply chain, robotic solutions are needed to automate tasks currently completed by humans. Namely, phenotyping, quality analysis and harvesting are all open problems in the field of agricultural robotics. Robotic perception is a key challenge for autonomous solutions to such problems as scene understanding and object
arxiv  

Omnivory can both enhance and dampen perturbations in food webs [PDF]

open access: yesTheor Ecol (2011) 4: 55, 2009
We investigate how perturbations propagate up and down a food chain with and without self-interaction and omnivory. A source of perturbation is a shift in death rate of a trophic level, and the measure of perturbation is the difference between the perturbed and unperturbed steady state populations.
arxiv   +1 more source

Guidance on risk assessment of nanomaterials to be applied in the food and feed chain: human and animal health

open access: yesEFSA journal. European Food Safety Authority, 2021
The EFSA has updated the Guidance on risk assessment of the application of nanoscience and nanotechnologies in the food and feed chain, human and animal health.
S. More   +29 more
semanticscholar   +1 more source

The effects of agriculture's environmental externalities on food systems [PDF]

open access: yes, 2019
A healthy environment is essential for the proper functioning of both natural and cultivated ecosystems and, as such, plays a major role in food systems.
Daviron, Benoit, Hainzelin, Etienne
core   +1 more source

Combined spatially resolved metabolomics and spatial transcriptomics reveal the mechanism of RACK1‐mediated fatty acid synthesis

open access: yesMolecular Oncology, EarlyView.
The authors analyzed the spatial distributions of gene and metabolite profiles in cervical cancer through spatial transcriptomic and spatially resolved metabolomic techniques. Pivotal genes and metabolites within these cases were then identified and validated.
Lixiu Xu   +3 more
wiley   +1 more source

Pyramids and cascades: a synthesis of food chain functioning and stability

open access: yesbioRxiv, 2018
Food chain theory is one of the cornerstones of ecology, providing many of its basic predictions, such as biomass pyramids, trophic cascades and predator-prey oscillations. Yet, ninety years into this theory, the conditions under which these patterns may
M. Barbier, M. Loreau
semanticscholar   +1 more source

Respiratory complex I‐mediated NAD+ regeneration regulates cancer cell proliferation through the transcriptional and translational control of p21Cip1 expression by SIRT3 and SIRT7

open access: yesMolecular Oncology, EarlyView.
NAD+ regeneration by mitochondrial complex I NADH dehydrogenase is important for cancer cell proliferation. Specifically, NAD+ is necessary for the activities of NAD+‐dependent deacetylases SIRT3 and SIRT7, which suppress the expression of p21Cip1 cyclin‐dependent kinase inhibitor, an antiproliferative molecule, at the translational and transcriptional
Masato Higurashi   +5 more
wiley   +1 more source

Scientific Opinion on the risks for human health related to the presence of tetrahydrocannabinol (THC) in milk and other food of animal origin

open access: yesEFSA Journal, 2015
The European Food Safety Authority (EFSA) was asked to deliver a scientific opinion on the risks for human health related to the presence of tetrahydrocannabinol (THC) in milk and other food of animal origin.
EFSA Panel on Contaminants in the Food Chain (CONTAM)
doaj   +1 more source

Integrating Refined Kano Model and QFD for Service Quality Improvement in Healthy Fast-Food Chain Restaurants

open access: yesInternational Journal of Environmental Research and Public Health, 2018
People are paying greater attention to health. To maintain a good health status and obtain food fast, customers may go to healthy fast-food chain restaurants such as Subway more often than before in China and Taiwan.
Kai-Jung Chen   +3 more
semanticscholar   +1 more source

Agriculture-Food Supply Chain Management Based on Blockchain and IoT: A Narrative on Enterprise Blockchain Interoperability

open access: yesAgriculture, 2021
Modern-day agriculture supply chains have evolved from sovereign and autonomous local stakeholders to a worldwide interconnected system of multiple participants linked by complicated interactions, impacting the production, processing, transportation, and
S. Bhat   +3 more
semanticscholar   +1 more source

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