Results 71 to 80 of about 489,615 (166)

RNA interference: more than a research tool in the vertebrates' adaptive immunity

open access: yesRetrovirology, 2005
In recent years, RNA silencing, usage of small double stranded RNAs of ~21 – 25 base pairs to regulate gene expression, has emerged as a powerful research tool to dissect the role of unknown host cell factors in this 'post-genomic' era.
Mak Johnson
doaj   +1 more source

Reporter constructs with low background activity utilizing the cat gene [PDF]

open access: yes, 1992
Reporter plasmids utilizing the cat gene for the analysis of promoter and enhancer sequences in vertebrate cells, were constructed. These plasmids minimize the background of transcription derived from cryptic promoters or cryptic regulatory elements ...
Andrea Schmidt   +11 more
core   +1 more source

Erratum: Roadkills in Northern Peninsular Malaysia

open access: yesFrontiers in Environmental Science, 2022
Frontiers Production Office
doaj   +1 more source

Optimizing the vertebrate vestibular semicircular canal: could we balance any better? [PDF]

open access: yes, 2004
The fluid-filled semicircular canals (SCCs) of the vestibular system are used by all vertebrates to sense angular rotation. Despite masses spanning seven decades, all mammalian SCCs are nearly the same size. We propose that the SCC represents a sensory organ that evolution has `optimally designed'. Four geometric parameters are used to characterize the
arxiv   +1 more source

Marsupials and monotremes sort genome treasures from junk [PDF]

open access: yes, 2016
A recent landmark paper demonstrates the unique contribution of marsupials and monotremes to comparative genome analysis, filling an evolutionary gap between the eutherian mammals (including humans) and more distant vertebrate ...
Graves, Jennifer A M   +1 more
core   +1 more source

Force-Ultrasound Fusion: Bringing Spine Robotic-US to the Next "Level" [PDF]

open access: yesarXiv, 2020
Spine injections are commonly performed in several clinical procedures. The localization of the target vertebral level (i.e. the position of a vertebra in a spine) is typically done by back palpation or under X-ray guidance, yielding either higher chances of procedure failure or exposure to ionizing radiation. Preliminary studies have been conducted in
arxiv  

Chromatin insulator elements: establishing barriers to set heterochromatin boundaries [PDF]

open access: yes, 2012
Epigenomic profiling has revealed that substantial portions of genomes in higher eukaryotes are organized into extensive domains of transcriptionally repressive chromatin.
Adam G West   +9 more
core   +1 more source

Grass-endophytes in plant protection [PDF]

open access: yes, 2009
Agriculturists have long known that certain grass species infected with systemic fungal endophytes are highly resistant to both vertebrate and invertebrate ...
Saikkonen, Kari
core  

A full lifespan model of vertebrate lens growth [PDF]

open access: yes, 2017
The mathematical determinants of vertebrate organ growth have yet to be elucidated fully. Here, we utilized empirical measurements and a dynamic branching process-based model to examine the growth of a simple organ system, the mouse lens, from E14.5 ...
Bassnett, Steven   +3 more
core   +3 more sources

Wildlife vertebrate mortality in roads from Santa Fe Province, Argentina Mortalidad de vertebrados en caminos de la provincia de Santa Fe, Argentina

open access: yesRevista Mexicana de Biodiversidad, 2011
Mortality of vertebrates was monitored on 2 roads (National Road 168; NR168 and Provincial Road 1; PR1) in Santa Fe Province (Argentina) from October 2007 to August 2008.
Andrés M. Attademo   +6 more
doaj  

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