Results 31 to 40 of about 81,347 (209)

MYB and HD-ZIP IV homologs related to trichome formation are involved in epidermal bladder cell development in the halophyte Mesembryanthemum crystallinum L.

open access: yesPlant Production Science, 2017
The common ice plant, Mesembryanthemum crystallinum L., a halophytic new functional leafy vegetable crop, develops epidermal bladder cells (EBCs) on the surfaces of its aerial organs.
Siranet Roeurn   +5 more
doaj   +1 more source

Dryas aeolian landforms in Arctic deflationary tundra, central Spitsbergen

open access: yesPolish Polar Research, 2020
Aeolian activity is common on ice free areas in regions with permafrost occurrence. Sparse high-Arctic tundra vegetation, modifying surface air flow and sediments transport, influences the generation of individual landforms and their assemblages ...
Borysiak Janina   +2 more
doaj   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Sources of organic ice nucleating particles in soils [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Soil organic matter (SOM) may be a significant source of atmospheric ice nucleating particles (INPs), especially of those active  >  −15 °C. However, due to both a lack of investigations and the complexity of the SOM itself, the identities of these
T. C. J. Hill   +8 more
doaj   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Peripheral lysosomes recruit PLEKHG3 to focal adhesions and restrain protrusion dynamics

open access: yesFEBS Letters, EarlyView.
Proximity‐dependent labeling at the LAMTOR complex revealed the Rho GEF PLEKHG3 as a lysosome‐proximal protein directing the study toward the influence of lysosome positioning on actin dynamics and cell motility. We show that PLEKHG3 colocalizes with lysosomes at focal adhesion sites and observe that forced peripheral dispersion of lysosomes hinders ...
Rainer Ettelt   +8 more
wiley   +1 more source

Missing nitrogen source during ecosystem succession within retrogressive thaw slumps in Alaska

open access: yesEnvironmental Research Letters, 2023
Retrogressive thaw slumps (RTS)—thermal erosion of soil and vegetation after ground ice thaw—are increasing. Recovery of plant biomass after RTS is important for maintaining Arctic carbon (C) stocks and is regulated by nutrient availability for new plant
Kate M Buckeridge   +4 more
doaj   +1 more source

Human-Mediated Land Use Change Drives Intraspecific Plant Trait Variation

open access: yesFrontiers in Plant Science, 2021
In the Anthropocene, more than three quarters of ice-free land has experienced some form of human-driven habitat modification, with agriculture dominating 40% of the Earth’s surface.
Hayley Schroeder   +4 more
doaj   +1 more source

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

Ancestral chromosome karyotype construction and large-scale analysis of CAM biosynthesis genes in ice plant and representative plants

open access: yesVegetable Research
Caryophyllales is one of the evolutionary branches of core eudicots, comprising numerous economically important species. However, comprehensive investigations into the genomic evolution of Caryophyllales remain scarce.
Shaoqin Shen   +8 more
doaj   +1 more source

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