Results 81 to 90 of about 86,120 (307)

Karyotyping and in situ chromosomal localization of rDNA sites in black cumin Bunium persicum (Boiss) B. Fedtsch,1915 (Apiaceae)

open access: yesComparative Cytogenetics, 2011
The fluorescent in situ hybridization (FISH) technique has been applied to somatic chromosomes in the medicinally important species, Bunium persicum, to elucidate its karyotypes.
R. K. Chahota   +4 more
doaj   +1 more source

Nuclear RNA Surveillance in \u3cem\u3eSaccharomyces cerevisiae\u3c/em\u3e: Trf4p-dependent Polyadenylation of Nascent Hypomethylated tRNA and an Aberrant Form of 5S rRNA [PDF]

open access: yes, 2006
1-Methyladenosine modification at position 58 of tRNA is catalyzed by a two-subunit methyltransferase composed of Trm6p and Trm61p in Saccharomyces cerevisiae.
Anderson, James T.   +2 more
core   +1 more source

Defective Ribosome Recycling: A Bridge Between Translation Fidelity, Organelle Dysfunction, and Diseases

open access: yesBioEssays, EarlyView.
The Role of Ribosome Recycling in Human Diseases This diagram highlights how disruptions in ribosome translation and recycling can negatively impact cellular and organismal health. Usually, these processes operate efficiently to maintain cellular protein homeostasis.
Foozhan Tahmasebinia, Zhihao Wu
wiley   +1 more source

The sequence of the 5S ribosomal RNA of the crustacean Artemia salina [PDF]

open access: yesNucleic Acids Research, 1981
The primary structure of the 5 S rRNA isolated from the cryptobiotic cysts of the brine shrimp Artemia salina is pACCAACGGCCAUACCACGUUGAAAGUACCCAGUCUCGUCAGAUCCUGGAAGUCACACAACGUCGGGCCCGGUCAGUACUUGGAUGGGUGACCGCCUGGGAACACCGGGUGCUGUUGGCAU (OH).
Rupert De Wachter   +3 more
openaire   +3 more sources

RNA Polymerase III Subunit Mutations in Genetic Diseases

open access: yesFrontiers in Molecular Biosciences, 2021
RNA polymerase (Pol) III transcribes small untranslated RNAs such as 5S ribosomal RNA, transfer RNAs, and U6 small nuclear RNA. Because of the functions of these RNAs, Pol III transcription is best known for its essential contribution to RNA maturation ...
Elisabeth Lata   +7 more
doaj   +1 more source

Taxonomic studies on methylotrophic bacteria by 5S ribosomal RNA sequencing.

open access: yesJournal of General Microbiology, 1990
Nucleotide sequences of 5S ribosomal RNA (rRNA) isolated from 19 strains of Gram-negative methylotrophic bacteria were determined. Comparison of these sequences allowed construction of a tentative phylogenetic tree and showed that the bacteria analysed ...
E. S. Bulygina   +6 more
semanticscholar   +1 more source

Molecular cytogenetic differentiation of paralogs of Hox paralogs in duplicated and re-diploidized genome of the North American paddlefish (Polyodon spathula). [PDF]

open access: yes, 2017
BackgroundAcipenseriformes is a basal lineage of ray-finned fishes and comprise 27 extant species of sturgeons and paddlefishes. They are characterized by several specific genomic features as broad ploidy variation, high chromosome numbers, presence of ...
Amemiya, Chris T   +7 more
core   +4 more sources

Extraocular Photoreception in Optic Lobes, Suckers, and Skin of Octopus vulgaris

open access: yesIntegrative Zoology, EarlyView.
Evidence of extra‐ocular photoreception in Octopus vulgaris (a) Diagram of the O. vulgaris different tissues considered: SPB, sucker proximal big; SPL, sucker proximal large; SM, sucker medium; SD, sucker distal; SK, skin; OL, optic lobes; RT, retina; (b‐d) Gene expression analysis of Ov‐GRK1 (red), Ov‐retinochrome (green), Ov‐rhodopsin (blue) mRNA ...
Valeria Maselli   +7 more
wiley   +1 more source

Evolutionary dynamics of rRNA gene clusters in cichlid fish

open access: yesBMC Evolutionary Biology, 2012
Background Among multigene families, ribosomal RNA (rRNA) genes are the most frequently studied and have been explored as cytogenetic markers to study the evolutionary history of karyotypes among animals and plants. In this report, we applied cytogenetic
Nakajima Rafael T   +4 more
doaj   +1 more source

3D Genome Constrains Breakpoints of Inversions That Can Act as Barriers to Gene Flow in the Stickleback

open access: yesMolecular Ecology, EarlyView.
ABSTRACT DNA within the nucleus is organised into a well‐regulated three‐dimensional (3D) structure. However, how such 3D genome structures influence speciation processes remains largely elusive. Recent studies have shown that 3D genome structures influence mutation rates, including the occurrence of chromosomal rearrangement.
Yo Y. Yamasaki   +4 more
wiley   +1 more source

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