Results 31 to 40 of about 251,771 (264)

The complete mitochondrial genome of Lebiasina astrigata (Characiformes: Lebiasinida) and phylogenetic studies of Characiformes

open access: yesMitochondrial DNA. Part B. Resources, 2019
In the present study, the complete mitochondrial DNA sequence of was determined for the first time. The mitochondrial genome of Lebiasina astrigata is a circular molecule of 16,899 bp in size and contains 13 protein-coding genes, 2 rRNA genes, 22 tRNA ...
Fang Meng   +7 more
doaj   +1 more source

The complete mitochondrial genome of Ochotona sacraria (Lagomorpha: Ochotonidae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
A pika species Ochotona thibetana sacraria (Lagomorpha) (Thomas ), was reported as a subspecies of O. thibetana. To date, this subspecies have been elevated to species status. O.
Feng-Jun Li   +4 more
doaj   +1 more source

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Next generation sequencing yields the complete mitochondrial genome of Notonecta montandoni Motschulsky (Hemiptera: Notonectidae)

open access: yesMitochondrial DNA. Part B. Resources, 2019
The complete mitochondrial genome of Notonecta montandoni Motschulsky (Hemiptera: Notonectidae) was sequenced in this study. The whole length of the mt genome is 15,150 bp.
Min Li   +4 more
doaj   +1 more source

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Evolutionary relationships among gamma-carboxymuconolactone decarboxylases [PDF]

open access: yesJournal of Bacteriology, 1981
gamma-Carboxymuconolactone decarboxylase (EC 4.1.1.44) from Azotobacter vinelandii resembled the isofunctional enzymes from Acinetobacter calcoaceticus and Pseudomonas putida. All three decarboxylases appeared to be hexamers formed by association of identical subunits of about 13,300 daltons. The A. vinelandii and P. putida decarboxylases cross-reacted
W K, Yeh   +3 more
openaire   +2 more sources

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Complete Mitochondrial Genomes and Phylogenetic Relationships of Myotis siligorensis and Myotis laniger

open access: yesEcology and Evolution
Bats belong to the order Chiroptera, which represents the second most diverse order among mammals. Bats provide critical ecosystem services through mosquito population control, suppression of agricultural arthropod pests, pollination facilitation, and ...
Xiao‐Die Chen   +4 more
doaj   +1 more source

The Genus Petunia (Solanaceae): Evolutionary Synthesis and Taxonomic Review

open access: yesPlants
Many plant groups exhibit complex evolutionary processes, including hybridization, incomplete lineage sorting, and variable evolutionary rates, which make species delimitation challenging.
Luana S. Soares   +2 more
doaj   +1 more source

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