Results 31 to 40 of about 842,690 (365)

Morphological Characters and Molecular Phylogeny Reveal Three New Species of Subgenus Russula from China

open access: yesLife, 2022
Three new species are described and illustrated here based on morphological evidence and phylogenetic analysis from China. Russula leucomarginata is recognized by a yellowish red to reddish brown pileus center, a yellowish white to reddish white and ...
Bin Chen   +3 more
doaj   +1 more source

Twenty years of Chinese vascular plant novelties, 2000 through 2019

open access: yesPlant Diversity, 2020
From 2000 to 2019, 11,895 new names or new additions to the Chinese vascular flora were proposed by 4226 individuals (4086 articles and 140 books), as documented in the Chinese Plant Names Index (CPNI).
Cheng Du   +3 more
doaj   +1 more source

Orthotrichum cupulatum Hoffm. ex Brid. var. lithophilum , a new variety of epilithic bristle moss from Tasmania

open access: yesActa Societatis Botanicorum Poloniae, 2023
Orthotrichum cupulatum var. lithophilum is described as a new variety from Tasmania, Australia. The species is primarily characterized by its exserted capsule with cryptoporous stomata, a single peristome with 16 exostome teeth, a bistratose lamina of
Vítězslav Plášek   +3 more
doaj   +1 more source

British Bryological Society expedition to Mulanje Mountain, Malawi : 13., new and other unpublished records [PDF]

open access: yes, 2001
Further results are provided of the 1991 British Bryological Society Expedition to Mulanje Mt., Malawi including 168 taxa of bryophyte, comprising 72 taxa of liverwort (38 new to Malawi) and 96 taxa of mosses (45 new to Malawi)
Bruggeman-Nannenga, Maria A.   +4 more
core  

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

Taxonomic results of the Bryotrop expedition to Zaire and Rwanda : 12., Metzgeriaceae, Plagiochilaceae, Lejeuneaceae (the nonepiphyllous collections) [PDF]

open access: yes, 1993
Vanden Berghen (1948) who himself described two new species (1951, 1953) and supplied a key for the Central African taxa (Vanden Berghen 1960). Kuwahara described Metzgeria agnewii from the Aberdare Mts. in Kenya (1973), established the classification of
Pócs, Tamás
core  

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

British Bryological Society expedition to Mulanje Mountain, Malawi : 15., Lejeuneaceae, and the occurrence and frequency of foliicolous taxa [PDF]

open access: yes, 2001
Details of habitat and location are given for 64 taxa of Lejeuneaceae collected during the BBS expedition to Mulanje Mountain, Malawi in 1991, of which 47 are new to Malawi.
Wigginton, Martin J.
core  

New Australian taxa in Juncus (Juncaceae) [PDF]

open access: yes, 1991
From southeastern Australia, including Tasmania, the Juncus alexandri complex (in section Genuini) is discussed, with new taxa: J alexandri L. Johnson subsp. alexandri and subsp. melanobasis L. Johnson, J. laeviusculus L. JOfmson subsp.
Johnson, LAS
core   +3 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

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