Results 141 to 150 of about 8,901,945 (306)

Floristic study of the pure beech (Fagus orientalis Lipsky) stands in eastern Guilan, Iran

open access: yesیافته‌های نوین در علوم زیستی, 2017
Hyrcanian forests in northern Iran have important tree and shrub elements of Euro-Siberian and rare forest communities, among them beech community widely covers the mountainous forests from Western to Eastern (Gorgan) Hyrcanian region.
Hamid Gholizadeh   +2 more
doaj  

Multiple ETS family transcription factors bind mutant p53 via distinct interaction regions

open access: yesFEBS Letters, EarlyView.
Mutant p53 gain‐of‐function is thought to be mediated by interaction with other transcription factors. We identify multiple ETS transcription factors that can bind mutant p53 and found that this interaction can be promoted by a PXXPP motif. ETS proteins that strongly bound mutant p53 were upregulated in ovarian cancer compared to ETS proteins that ...
Stephanie A. Metcalf   +6 more
wiley   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Crown organization in reproductive individuals of Quercus robur L. in the western spurs of the Volga upland

open access: yesИзвестия высших учебных заведений. Поволжский регион: Естественные науки
Background. In recent centuries on the East European Plain massive degeneration of oak forests has been in progress. This is caused by a complex of climatic and anthropogenic factors. Since Quercus robur L. is a key species it seems to be necessary to
M.N. Stamenov
doaj   +1 more source

Flora, life form and chorological studies of riparian forest along Safa-Rud riverside in Ramsar forest between altitudinal ranges 350 to 2400 m a.s.l. [PDF]

open access: yesمجله جنگل ایران, 2015
Riparian forests maintain diverse vegetation structure through the influence of various types, intensities, and frequencies of disturbance promoted by fluvial and geomorphic processes.
doaj  

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Presentation of flora, life form and chorotype of plants in Sadetarik Forest Park, Roudbar, Guilan [PDF]

open access: yesمجله جنگل ایران, 2012
The Sadetarik Forest Park with an area about 614.85 ha is located at south-east of Rasht city. The aim of this research was to study the floristic composition, life forms and chorotype in Sadetarik Forest Park.
doaj  

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Floristic, life form, and chorological studies of unharvested beech (Fagus orientalis Lipsky) site in Zilaki forest, Guilan [PDF]

open access: yesمجله جنگل ایران, 2014
The study area with 170 hectares is located in the north of Rudbar and between 1010-1560 m a.s.l. There is not any harvesting in the study area due to a lack of a road network.
doaj  

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