Results 91 to 100 of about 12,187 (208)

Transcriptome analysis of ectopic chloroplast development in green curd cauliflower (Brassica oleracea L. var. botrytis) [PDF]

open access: yes, 2011
Background Chloroplasts are the green plastids where photosynthesis takes place. The biogenesis of chloroplasts requires the coordinate expression of both nuclear and chloroplast genes and is regulated by developmental and environmental ...
Xiangjun Zhou   +3 more
core   +2 more sources

RFWD2 Mitigates AD‐Like Cognitive Impairments via the JNK–SGK1 Signaling Pathway in Mice

open access: yesCNS Neuroscience &Therapeutics, Volume 32, Issue 4, April 2026.
The reduction in RFWD2 expression activated the JNK pathway, upregulated the levels of proteins SGK1 and p‐Tau, causing mitochondrial damage in neurons, abnormal autophagy, and driving mice to develop AD‐like pathological changes. Inhibiting the JNK pathway or the expression of SGK1 can reverse the above pathological changes caused by the ...
Mengjiao Ying   +7 more
wiley   +1 more source

EGF Relays Signals to COP1 and Facilitates FOXO4 Degradation to Promote Tumorigenesis

open access: yesAdvanced Science, 2020
Forkhead‐Box Class O 4 (FOXO4) is involved in critical biological functions, but its response to EGF‐PKB/Akt signal regulation is not well characterized.
Hyun Ho Choi   +13 more
doaj   +1 more source

Circular RNA Vv‐circCOR27 modulates thermotolerance through attenuating VvHSP90.2b‐VvHsfA7a interaction in grapevine

open access: yesNew Phytologist, Volume 250, Issue 2, Page 988-1003, April 2026.
Summary Circular RNAs (circRNAs) are single‐stranded, covalently closed RNA molecules that arise from exon back‐splicing. The identification and function investigation of circRNAs have been comprehensively explored in plants, however, the regulatory mechanisms are largely unknown.
Yi Ren   +14 more
wiley   +1 more source

The Golgi apparatus: 100 years of progress and controversy. [PDF]

open access: yes, 1998
Research on the Golgi apparatus has resulted in major advances in understanding its structure and functions, but many important questions remain unanswered.
Farquhar, MG, Palade, GE
core  

Wheat TaSPL13‐2B Improves Floret Fertility and Enhances Grain Number per Spikelet Through Jasmonic Acid Signalling Pathway

open access: yesPlant Biotechnology Journal, Volume 24, Issue 4, Page 2056-2075, April 2026.
ABSTRACT Floret fertility is a key determinant of grain number per spike and an important factor in cereal crop yield. However, the mechanisms by which phytohormone signalling and transcription factors coordinately regulate floret fertility and spikelet development are not well understood, especially in wheat.
Li Li   +12 more
wiley   +1 more source

COP1D, an alternatively spliced constitutive photomorphogenic-1 (COP1) product, stabilizes UV stress-induced c-Jun through inhibition of full-length COP1 [PDF]

open access: yesOncogene, 2007
COP1 is an evolutionarily conserved RING-finger ubiquitin ligase acting within a Cullin-RING ligase (CRL) complex that promotes polyubiquitination of c-Jun and p53. Stability of the above substrates is affected by post-translational changes priming the proteins for polyubiquitination and proteasome-dependent degradation.
M G, Savio   +5 more
openaire   +2 more sources

Arabidopsis COP1 guides stomatal response in guard cells through pH regulation

open access: yesCommunications Biology
Plants rely on precise regulation of their stomatal pores to effectively carry out photosynthesis while managing water status. The Arabidopsis CONSTITUTIVE PHOTOMORPHOGENIC 1 (COP1), a critical light signaling repressor, is known to repress stomatal ...
Seoyeon Cha, Wang Ki Min, Hak Soo Seo
doaj   +1 more source

Distinct roles of Constitutive Photomorphogenesis Protein 1 homolog (COP1) in human hepatocyte models

open access: yesFrontiers in Molecular Biosciences
IntroductionConstitutive Photomorphogenesis Protein 1 homolog (COP1) is a conserved E3 ligase with key roles in several biological systems. Prior work in hepatocyte-derived tumors categorized COP1 as an oncogene, but its role in untransformed hepatocytes
Sébastien Soubeyrand   +3 more
doaj   +1 more source

Natural variation links seedling hypocotyl growth with water loss in Arabidopsis

open access: yesThe Plant Journal, Volume 126, Issue 1, April 2026.
SUMMARY Plants integrate environmental and internal cues such as light and sugar availability to coordinate growth and water‐use strategies. While hypocotyl elongation is widely used to study photo‐ and thermo‐morphogenesis, its connection to whole‐plant physiological traits remains unclear.
Gilor Kelly   +16 more
wiley   +1 more source

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