Results 211 to 220 of about 225,866 (281)

Giants in the cold: Morphological evidence for vascular heat retention in the viscera but not the skeletal muscle of the basking shark (Cetorhinus maximus)

open access: yesJournal of Fish Biology, EarlyView.
Abstract Fewer than 50 of the over 30,000 extant species of fishes have developed anatomical specializations facilitating endothermy in specific body regions. The plankton‐feeding basking shark (Cetorhinus maximus), traditionally classified as an ectotherm, was recently shown to have regionally endothermic traits such as centralized red muscle (RM ...
C. Antonia Klöcker   +9 more
wiley   +1 more source

Living at the Extremes [PDF]

open access: yes, 2010
Gerth, Nadine
core  

Biogenic retrograde signaling via GUN1 ensures thermotolerant chloroplast biogenesis during seedling establishment in Arabidopsis thaliana

open access: yesJournal of Integrative Plant Biology, EarlyView.
Under heat stress, GENOMES UNCOUPLED1 (GUN1) is crucial for the formation of functional chloroplasts in seedlings under heat stress. Without GUN1, chloroplast development fails and seedlings fail to turn green. Therefore, GUN1 helps relay heat‐related cues to maintain chloroplast biogenesis and support thermotolerance during early growth.
Shan Qi   +6 more
wiley   +1 more source

Electron microscopy‐based three‐dimensional subcellular imaging of plant male gametophyte

open access: yesJournal of Integrative Plant Biology, EarlyView.
The Aquilos2 Cryo‐FIB workflows provide practical routes for cryo‐electron tomography and volume imaging in plant structural biology. ABSTRACT Understanding cellular events in three dimensions (3D) is of great importance for the annotation and illustration of biological processes in a contextual way. Imaging techniques based on electron microscopy (EM),
Zhiqi Liu   +9 more
wiley   +1 more source

From mitochondrial DNA arrangement to repair: a kinetoplast-associated protein with different roles in two trypanosomatid species. [PDF]

open access: yesParasit Vectors
Gonçalves CS   +10 more
europepmc   +1 more source

Review of expansion microscopy combined with advanced imaging modalities

open access: yesJournal of Microscopy, EarlyView.
Abstract Expansion microscopy (ExM) is a powerful high‐resolution imaging technique that enhances the spatial resolution of conventional light microscopy by physically enlarging biological specimens by embedding and cross‐linking them in a swellable polymer network.
Natalie Woo, Claire M. Brown
wiley   +1 more source

Haemanthidine-Containing Alkaloid Fraction from Crinum scabrum as a Natural Therapeutics for Chagas Disease

open access: yesACS Omega
Jennifer Blandón Pardo   +7 more
doaj   +1 more source

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