Results 81 to 90 of about 8,047,140 (326)

CCT4 promotes tunneling nanotube formation

open access: yesFEBS Letters, EarlyView.
Tunneling nanotubes (TNTs) are membranous tunnel‐like structures that transport molecules and organelles between cells. They vary in thickness, and thick nanotubes often contain microtubules in addition to actin fibers. We found that cells expressing monomeric CCT4 generate many thick TNTs with tubulin.
Miyu Enomoto   +3 more
wiley   +1 more source

Task-specific odorant receptor expression in worker antennae indicates that sensory filters regulate division of labor in ants

open access: yesCommunications Biology, 2023
Division of labor (DOL) is a characteristic trait of insect societies, where tasks are generally performed by specialized individuals. Inside workers focus on brood or nest care, while others take risks by foraging outside.
Marcel A. Caminer   +5 more
doaj   +1 more source

Tempo and mode in the molecular evolution of influenza C [PDF]

open access: yes, 2010
Influenza C contributes to economic damage caused by working days lost through absence or inefficiency and may occasionally cause an acute respiratory illness in a paediatric setting.
Gatherer, Derek
core   +2 more sources

DAMBE6: New Tools for Microbial Genomics, Phylogenetics, and Molecular Evolution

open access: yesJournal of Heredity, 2017
DAMBE is a comprehensive software workbench for data analysis in molecular biology, phylogenetics, and evolution. Several important new functions have been added since version 5 of DAMBE: 1) comprehensive genomic profiling of translation initiation ...
X. Xia
semanticscholar   +1 more source

Photosynthesis under far‐red light—evolutionary adaptations and bioengineering of light‐harvesting complexes

open access: yesFEBS Letters, EarlyView.
Phototrophs evolved light‐harvesting systems adapted for efficient photon capture in habitats enriched in far‐red radiation. A subset of eukaryotic pigment‐binding proteins can absorb far‐red photons via low‐energy chlorophyll states known as red forms.
Antonello Amelii   +8 more
wiley   +1 more source

Correlation between Sub-Tg relaxation processes and mechanical behavior for different hydrothermal ageing conditions in epoxy assemblies [PDF]

open access: yes, 2010
The aim of this study is to understand aging phenomena by monitoring physical parameters after real and simulated aging experiments. This study focuses on aluminum-epoxy assemblies, which are commonly used on spacecraft structures.
Apicella   +18 more
core   +1 more source

DAMBE5: A Comprehensive Software Package for Data Analysis in Molecular Biology and Evolution

open access: yesMolecular biology and evolution, 2013
Since its first release in 2001 as mainly a software package for phylogenetic analysis, data analysis for molecular biology and evolution (DAMBE) has gained many new functions that may be classified into six categories: 1) sequence retrieval, editing ...
X. Xia
semanticscholar   +1 more source

Rad27/FEN1 prevents accumulation of Okazaki fragments and ribosomal DNA copy number changes

open access: yesFEBS Letters, EarlyView.
The budding yeast Rad27 is a structure‐specific endonuclease. Here, the authors reveal that Rad27 is crucial for maintaining the stability of the ribosomal RNA gene (rDNA) region. Rad27 deficiency leads to the accumulation of Okazaki fragments and changes in rDNA copy number.
Tsugumi Yamaji   +3 more
wiley   +1 more source

Dynamically Driven Evolution of the Interstellar Medium in M51 [PDF]

open access: yes, 2009
Massive star formation occurs in giant molecular clouds (GMCs); an understanding of the evolution of GMCs is a prerequisite to develop theories of star formation and galaxy evolution. We report the highest-fidelity observations of the grand-design spiral
Bock, Douglas C.-J.   +22 more
core  

On the Rapid Collapse and Evolution of Molecular Clouds

open access: yes, 2007
Stars generally form faster than the ambipolar diffusion time, suggesting that several processes short circuit the delay and promote a rapid collapse.
Bacmann A.   +25 more
core   +1 more source

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