Results 11 to 20 of about 2,063,348 (292)

Molecular Clock on a Neutral Network [PDF]

open access: yesPhysical Review Letters, 2007
The number of fixed mutations accumulated in an evolving population often displays a variance that is significantly larger than the mean (the overdispersed molecular clock). By examining a generic evolutionary process on a neutral network of high-fitness
Alpan Raval   +11 more
core   +3 more sources

Molecular communication networks with general molecular circuit receivers [PDF]

open access: yesProceedings of ACM The First Annual International Conference on Nanoscale Computing and Communication, 2013
In a molecular communication network, transmitters may encode information in concentration or frequency of signalling molecules. When the signalling molecules reach the receivers, they react, via a set of chemical reactions or a molecular circuit, to ...
Chou, Chun Tung
core   +3 more sources

Graph Networks for Molecular Design [PDF]

open access: yesMachine Learning: Science and Technology, 2020
Abstract Deep learning methods applied to chemistry can be used to accelerate the discovery of new molecules. This work introduces GraphINVENT, a platform developed for graph-based molecular design using graph neural networks (GNNs). GraphINVENT uses a tiered deep neural network architecture to probabilistically generate new molecules
Rocío Mercado   +6 more
openaire   +1 more source

A stochastic and dynamical view of pluripotency in mouse embryonic stem cells [PDF]

open access: yes, 2017
Pluripotent embryonic stem cells are of paramount importance for biomedical research thanks to their innate ability for self-renewal and differentiation into all major cell lines.
Hufton, Peter G.   +3 more
core   +10 more sources

Evaluation and Comparison of Dermo-Cosmetic Activities of Three Oak Species by Targeting Antioxidant Metabolites and Skin Enzyme Inhibitors

open access: yesMetabolites, 2023
The two main species, sessile oak (Quercus petraea Liebl.) and pedunculate oak (Quercus robur L.), predominant in French forests, are mainly used for aging wines and spirits; however, the potential of oak wood extract as a source of natural antioxidants,
Gaëlle Buche   +3 more
doaj   +1 more source

Molecular signatures of attention networks

open access: yesHuman Brain Mapping, 2023
Abstract Attention network theory proposes three distinct types of attention—alerting, orienting, and control—that are supported by separate brain networks and modulated by different neurotransmitters, that is, norepinephrine, acetylcholine, and dopamine.
Hanna Schindler   +3 more
openaire   +2 more sources

Chemical Composition of Leaves, Stem, and Roots of Peperomia pellucida (L.) Kunth

open access: yesMolecules, 2022
Peperomia pellucida is a species known in the Amazon as “erva-de-jabuti” that has been used in several therapeutic applications based on folk medicine.
Paulo Wender P. Gomes   +10 more
doaj   +1 more source

Epidemiology and Molecular Transmission Characteristics of HIV in the Capital City of Anhui Province in China

open access: yesPathogens, 2021
Hefei, Anhui province, is one of the cities in the Yangtze River Delta, where many people migrate to Jiangsu, Zhejiang and Shanghai. High migration also contributes to the HIV epidemic.
Shan Zheng   +12 more
doaj   +1 more source

Unifying the essential concepts of biological networks: biological insights and philosophical foundations [PDF]

open access: yes, 2020
Over the last decades, network-based approaches have become highly popular in diverse fields of biology, including neuroscience, ecology, molecular biology and genetics.
Hilgetag, Claus   +2 more
core   +2 more sources

Lipidomics of Environmental Microbial Communities. II: Characterization Using Molecular Networking and Information Theory

open access: yesFrontiers in Microbiology, 2021
Structurally diverse, specialized lipids are crucial components of microbial membranes and other organelles and play essential roles in ecological functioning. The detection of such lipids in the environment can reveal not only the occurrence of specific
Su Ding   +9 more
doaj   +1 more source

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