Results 1 to 10 of about 132,973 (294)

Introns increase gene expression in Caenorhabditis elegans by a mechanism that must be at least partly different than in plants [PDF]

open access: yesScientific Reports
The wide diversity of organisms in which introns stimulate gene expression suggests that this is an ancient phenomenon. However, the mechanisms through which introns boost expression remain poorly understood, and the degree the which the action of ...
Alan B. Rose   +5 more
doaj   +2 more sources

Multiple rearrangements and low inter- and intra-species mitogenome sequence variation in the Heterobasidion annosum s.l. species complex

open access: yesFrontiers in Microbiology, 2023
IntroductionMitochondria are essential organelles in the eukaryotic cells and responsible for the energy production but are also involved in many other functions including virulence of some fungal species.
Kajsa Himmelstrand   +4 more
doaj   +1 more source

Splice and Dice: Intronic microRNAs, Splicing and Cancer

open access: yesBiomedicines, 2021
Introns span only a quarter of the human genome, yet they host around 60% of all known microRNAs. Emerging evidence indicates the adaptive advantage of microRNAs residing within introns is attributed to their complex co-regulation with transcription and ...
Alex C. H. Wong, John E. J. Rasko
doaj   +1 more source

The position of the longest intron is related to biological functions in some human genes

open access: yesFrontiers in Genetics, 2023
The evidence that introns can influence different levels of transfer of genetic information between DNA and the final product is increasing. Longer first introns were found to be a general property of eukaryotic gene structure and shown to contain a ...
Pavel Dvorak   +5 more
doaj   +1 more source

Polymorphisms of mbl gene introns and their association with mbl serum levels in hu sheep [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2019
PCR single-strand conformation polymorphism (SSCP) and DNA sequencing techniques were used to analyze the genetic polymorphism of mannose-binding lectin (MBL) gene 3 introns in Hu sheep.
Mengting ZHAI   +6 more
doaj   +1 more source

Can Introns Stabilize Gene Duplication?

open access: yesBiology, 2022
Gene duplication is considered one of the most important events that determine the evolution of genomes. However, the neo-duplication condition of a given gene is particularly unstable due to recombination events. Several mechanisms have been proposed to
Gioacchino Micheli, Giorgio Camilloni
doaj   +1 more source

Dynamics of genomic innovation in the unicellular ancestry of animals

open access: yeseLife, 2017
Which genomic innovations underpinned the origin of multicellular animals is still an open debate. Here, we investigate this question by reconstructing the genome architecture and gene family diversity of ancestral premetazoans, aiming to date the ...
Xavier Grau-Bové   +6 more
doaj   +1 more source

Genome-Wide Analysis of Amino Acid Transporter Gene Family Revealed That the Allele Unique to the Aus Variety Is Associated with Amino Acid Permease 17 (OsAAP17) Amplifies Both the Tiller Count and Yield in Indica Rice (Oryza sativa L.)

open access: yesAgronomy, 2023
Amino acid transporters (AATs) play a crucial role in facilitating the movement of amino acids across cellular membranes, which is vital for the growth and development of plants.
Itishree Nayak   +13 more
doaj   +1 more source

Defining the location of promoter-associated R-loops at near-nucleotide resolution using bisDRIP-seq

open access: yeseLife, 2017
R-loops are features of chromatin consisting of a strand of DNA hybridized to RNA, as well as the expelled complementary DNA strand. R-loops are enriched at promoters where they have recently been shown to have important roles in modifying gene ...
Jason G Dumelie, Samie R Jaffrey
doaj   +1 more source

Exploring the Relationship between Fusion Genes and MicroRNAs in Cancer

open access: yesCells, 2023
Fusion genes are key cancer driver genes that can be used as potential drug targets in precision therapies, and they can also serve as accurate diagnostic and prognostic biomarkers.
Saurav Panicker   +4 more
doaj   +1 more source

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