Results 71 to 80 of about 87,380 (302)

dUTPase is essential in zebrafish development and possesses several single‐nucleotide variants with pronounced structural and functional consequences

open access: yesFEBS Open Bio, EarlyView.
dUTPases are involved in balancing the appropriate nucleotide pools. We showed that dUTPase is essential for normal development in zebrafish. The different zebrafish genomes contain several single‐nucleotide variations (SNPs) of the dut gene. One of the dUTPase variants displayed drastically lower protein stability and catalytic efficiency as compared ...
Viktória Perey‐Simon   +6 more
wiley   +1 more source

Sequence analysis of the second internal Transcribed spacer (ITS2) region of rDNA for species identification of trichostrongylus nematodes isolated from domestic livestock in Iran [PDF]

open access: yes, 2012
Background: Infectivity of herbivores with Trichostrongylus nematodes is widespread in many countries, having a major economic impact on breeding, survivability, and productivity of domestic livestock.
Fasihi Harandi, M.   +5 more
core   +2 more sources

Cryptic transcripts from a ubiquitous plasmid origin of replication confound tests for cis-regulatory function. [PDF]

open access: yes, 2012
A vast amount of research on the regulation of gene expression has relied on plasmid reporter assays. In this study, we show that plasmids widely used for this purpose constitutively produce substantial amounts of RNA from a TATA-containing cryptic ...
Hiraoka, Kei   +3 more
core   +2 more sources

Tumor‐stromal crosstalk and macrophage enrichment are associated with chemotherapy response in bladder cancer

open access: yesFEBS Open Bio, EarlyView.
Chemoresistance in bladder cancer: Macrophage recruitment associated with CXCL1, CXCL5 and CXCL8 expression is characteristic of Gemcitabine/Cisplatin (Gem/Cis) Non‐Responder tumors (right side) while Responder tumors did not show substantial tumor‐stromal crosstalk (left side). All biological icons are attributed to Bioicons: carcinoma, cancerous‐cell‐
Sophie Leypold   +11 more
wiley   +1 more source

Kekerabatan Genetik Caplak Rhiphicephalus (Boophilus) microplus Asal IndonesiaBerdasarkan Sekuen Internal Transcribed Spacer-2 (GENETIC RELATIONSHIP INDONESIAN RHIPHICEPHALUS (BOOPHILUS) MICROPLUS TICK BASED ON INTERNAL TRANSCRIBED SPACER-2 SEQUENSE )

open access: yesJurnal Veteriner, 2015
Rhiphicephalus (Boophilus) microplus is important obligatory blood feeding ectoparasites transmittingmany different viral, bacterial and protozoan and plays a role as a vector of Babesia sp., The leria sp. andAnaplasma sp. in cattle.
Ana Sahara   +4 more
doaj  

Cryptic Species: A Mismatch between Genetics and Morphology in Millepora [PDF]

open access: yes, 2012
Millepore morphology is highly variable and shows signs of phenotypic plasticity. Two species of Millepora are present around the islands of the Bahamas: one exhibiting a strong, blade-like structure, Millepora complanata, and the other having a delicate
Greenstein, Benjamin J., Tepper, Craig
core   +1 more source

Phylogenetic analysis of Bamboo species using Internal Transcribed Spacer sequence

open access: yes, 2022
Abstract Need for the use of molecular technique in Bamboo is very useful for better resolution of phylogenetic studies. In this study the present investigator has used (ITS1, 5.8S rRNA and ITS2) region of Bamboo species to construct the phylogenetic tree of 18 tropical bamboo species.
Ashiq Hussain Khanday   +5 more
openaire   +1 more source

Marine bacterial microdiversity as revealed by internal transcribed spacer analysis [PDF]

open access: yesAquatic Microbial Ecology, 2005
A growing body of evidence suggests analysis of 16S rRNA gene sequences provides only a conservative estimate of the actual genetic diversity existing within microbial communities. We examined the less conserved internal transcribed spacer (ITS) region of the ribosomal operon to determine the impact microdiversity may have on our view of marine ...
MV Brown, JA Fuhrman
openaire   +1 more source

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

Physical Model of the Immune Response of Bacteria Against Bacteriophage Through the Adaptive CRISPR-Cas Immune System [PDF]

open access: yes, 2013
Bacteria and archaea have evolved an adaptive, heritable immune system that recognizes and protects against viruses or plasmids. This system, known as the CRISPR-Cas system, allows the host to recognize and incorporate short foreign DNA or RNA sequences,
Barrick, Jeffrey E.   +3 more
core   +1 more source

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