Results 81 to 90 of about 2,840,552 (246)

Diversity Stand Protest with “Diversity exists. Our center doesn’t.” shirts

open access: yes, 2014
A photo of Diversity Stand protest with a group of students in “Diversity exists.
Juarez, Dominick
core   +2 more sources

Integrating sequence composition information into microbial diversity analyses with k-mer frequency counting

open access: yesmSystems
k-mer frequency information in biological sequences is used for a wide range of applications, including taxonomy classification, sequence similarity estimation, and supervised learning. However, in spite of its widespread utility, k-mer counting has been
Nicholas A. Bokulich
doaj   +1 more source

Water availability as a major climatic driver of taxonomic and functional diversity in a desert reptile community

open access: yesEcosphere, 2020
The impact of climate change is considered to be particularly important in arid environments where ectotherm species constitute the majority of vertebrates.
Michele Chiacchio   +3 more
doaj   +1 more source

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Gamma diversity: derived from and a determinant of alpha diversity and beta diversity. An analysis of three tropical landscapes [PDF]

open access: yes, 2003
Using three taxonomic groups of beetles we examine how alpha and beta diversity influence the species richness of a landscape (gamma diversity), and vice versa. That is, how the species richness of a landscape ?
Lucrecia Arellano, Gonzalo Halffter
core  

In the Face of Climate Change, Coral Reservoirs with Restoration Potential: A Case Study in Utría Cove, Eastern Tropical Pacific

open access: yesDiversity
The limited research in Utría Cove has hindered our understanding of marginal coral areas in a rapidly changing ocean. To better understand how marginal reefs could serve as coral reservoirs where local communities could actively be involved, we assessed
Maria Gabriela Quirama   +2 more
doaj   +1 more source

Invisible but not inaccessible—Revealing transient oligomers formed by intrinsically disordered proteins with solution NMR and complementary methods

open access: yesFEBS Letters, EarlyView.
Transient oligomers formed by intrinsically disordered proteins may be ‘invisible’ to direct detection yet remain accessible to solution NMR through equilibrium‐exchange measurements and pressure‐jump experiments. Complementary methods report on mass, stoichiometry, selected distance distributions, morphology, and internal packing.
Martin D. Gelenter, Ad Bax
wiley   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

Stationery of Alpha Kappa Alpha

open access: yes, 2016
Stationery representing the sorority through its traditional colors of salmon pink and apple green.Archival master image scanned in reflective mode as 48-bit RGB color TIFF using Epson 11000 XL.
Alpha Kappa Alpha
core  

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