Results 71 to 80 of about 302,633 (300)

Advanced Mounting Technique for Improved Imaging and Analysis of Embedded Spheroids and Migrating Cells in Light Sheet Fluorescence Microscopy

open access: yesAdvanced Materials Technologies, EarlyView.
A novel sample holder compatible with the Zeiss Lightsheet 7 microscope improves imaging of spheroids embedded in collagen matrices. By enabling dual‐sided illumination, it enhances image quality and quantitative analysis of migrating cells. This method advances 3D light sheet microscopy for studying tumor invasion and therapeutic responses.
Masoumeh Mohamadian Namaqi   +5 more
wiley   +1 more source

Innate Immunity in C. elegans [PDF]

open access: yes, 2010
The nematode Caenorhabditis elegans is proving to be a powerful invertebrate model to study host-pathogen interactions. In common with other invertebrates, C. elegans relies solely on its innate immune system to defend itself against pathogens. Studies of the nematode response to infection with various fungal and bacterial pathogens have revealed that ...
Ilka, Engelmann, Nathalie, Pujol
openaire   +5 more sources

An evolutionarily conserved transcriptional response to viral infection in Caenorhabditis nematodes

open access: yesBMC Genomics, 2017
Background Caenorhabditis elegans is a powerful model organism for probing many biological processes including host-pathogen interactions with bacteria and fungi. The recent identification of nematode viruses that naturally infect C.
Kevin Chen   +4 more
doaj   +1 more source

Selenite enhances immune response against Pseudomonas aeruginosa PA14 via SKN-1 in Caenorhabditis elegans. [PDF]

open access: yesPLoS ONE, 2014
Selenium (Se) is an important nutrient that carries out many biological processes including maintaining optimal immune function. Here, inorganic selenite (Se(IV)) was evaluated for its pathogen resistance and potential-associated factors in ...
Wen-Hsuan Li   +4 more
doaj   +1 more source

Multigenome DNA sequence conservation identifies Hox cis-regulatory elements [PDF]

open access: yes, 2008
To learn how well ungapped sequence comparisons of multiple species can predict cis-regulatory elements in Caenorhabditis elegans, we made such predictions across the large, complex ceh-13/lin-39 locus and tested them transgenically. We also examined how
De Buysscher, Tristan   +7 more
core   +3 more sources

Chemosensation in C. elegans [PDF]

open access: yesWormBook, 2006
C. elegans has a highly developed chemosensory system that enables it to detect a wide variety of volatile (olfactory) and water-soluble (gustatory) cues associated with food, danger, or other animals. Much of its nervous system and more than 5% of its genes are devoted to the recognition of environmental chemicals.
openaire   +2 more sources

Thermal Plasticity is Regulated by a Key MicroRNA During Range Expansion of an Invasive Fruit Fly

open access: yesAdvanced Science, EarlyView.
Populations at the invasion front of Bactrocera dorsalis adapt through reduced phenotypic and gene expression plasticity, a phenomenon likely to be driven by genetic assimilation. We identify a key miRNA‐mediated regulatory axis, in which miR‐276b post‐transcriptionally represses thw, a conserved chitin‐binding gene critical to the cold‐tolerance ...
Yan Zhao   +5 more
wiley   +1 more source

Characterization of aminopeptidase encoding gene anp-1 and its association with development in Caenorhabditis elegans [PDF]

open access: yesPeerJ, 2019
Background Aminopeptidases play important roles in various biological processes in nematodes including growth, development and reproduction. Although the aminopeptidases have been shown to regulate reproduction in Caenorhabditis elegans (C. elegans), the
Shanchun Su   +3 more
doaj   +2 more sources

Versatile CRISPR‐Cas Tools for Gene Regulation in Zebrafish via an Enhanced Q Binary System

open access: yesAdvanced Science, EarlyView.
This study introduces CRISPR‐Q, a transgenic CRISPR‐Cas system leveraging the QFvpr/QUAS binary expression platform in zebrafish. CRISPR‐Q overcomes previous challenges in achieving stable and efficient gene regulation. By enabling precise spatiotemporal control of transcript knockdown (CRISPR‐QKD) and gene activation (CRISPR‐Qa), it provides a ...
Miaoyuan Shi   +13 more
wiley   +1 more source

The Microbial Zoo in the C. elegans Intestine: Bacteria, Fungi and Viruses

open access: yesViruses, 2018
C. elegans is an invaluable model organism that has been a driving force in many fundamental biological discoveries. However, it is only in the past two decades that it has been applied to host–pathogen interaction studies.
Hongbing Jiang, David Wang
doaj   +1 more source

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