Results 161 to 170 of about 170,127 (368)

GOTaxon: Representing the evolution of biological functions in the Gene Ontology [PDF]

open access: yesarXiv, 2018
The Gene Ontology aims to define the universe of functions known for gene products, at the molecular, cellular and organism levels. While the ontology is designed to cover all aspects of biology in a "species independent manner", the fact remains that many if not most biological functions are restricted in their taxonomic range.
arxiv  

Optogenetic control of transgene expression in Marchantia polymorpha

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise The model liverwort Marchantia polymorpha is an emerging testbed species for plant metabolic engineering but lacks well‐characterized inducible promoters, which are necessary to minimize biochemical and physiological disruption when over‐accumulating target products.
Anya Lillemor Lindström Battle   +1 more
wiley   +1 more source

Learning Seasonal Phytoplankton Communities with Topic Models [PDF]

open access: yesarXiv, 2017
In this work we develop and demonstrate a probabilistic generative model for phytoplankton communities. The proposed model takes counts of a set of phytoplankton taxa in a timeseries as its training data, and models communities by learning sparse co-occurrence structure between the taxa.
arxiv  

Looking to the past to inform the future: What eDNA from herbarium specimens can tell us about plant–animal interactions

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise The importance of natural history collections in modern ecological and genetic research cannot be overstated. Herbarium specimens provide historical information that can be used to investigate community ecology, phenology, and population genetics. In this study, environmental DNA (eDNA) metabarcoding and next‐generation sequencing were
Christopher Waters   +2 more
wiley   +1 more source

Learning microbial interaction networks from metagenomic count data [PDF]

open access: yesarXiv, 2014
Many microbes associate with higher eukaryotes and impact their vitality. In order to engineer microbiomes for host benefit, we must understand the rules of community assembly and maintenence, which in large part, demands an understanding of the direct interactions between community members.
arxiv  

Enhancing plant morphological trait identification in herbarium collections through deep learning–based segmentation

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Deep learning has become increasingly important in the analysis of digitized herbarium collections, which comprise millions of scans that provide valuable resources for studying plant evolution and biodiversity. However, leveraging deep learning algorithms to analyze these scans presents significant challenges, partly due to the ...
Hanane Ariouat   +4 more
wiley   +1 more source

Taxonomía: clasificación de los seres vivos

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 1997
This article review the importance of taxonomy- of living beings. It presents basic information concerning different international recognized taxonomic techniques, from simple to more complex ones, whith enphasis in microorganisms, and particularly ...
Hugo Montoya-Villafañe
doaj  

Records of desmids (Chlorophyta) newly found in Korea

open access: yesJournal of Ecology and Environment, 2014
The present study summarizes the taxonomic notes and korean distribution of 29 taxa of the desmids (Chlorophyta) collected from several swamps, reservoirs, rivers, and high land wetlands in South Korea from 2009 to 2013.
Han Soon Kim
doaj   +1 more source

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