Results 211 to 220 of about 22,802 (254)
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BpMAPK3-mediated BpWRKY53 phosphorylation enhances Betula platyphylla drought stress tolerance by increasing flavonoid content.

The Plant Journal
The increasing intensity, frequency, and duration of drought pose a threat to the survival of some tree species worldwide, directly damaging the carbon sequestration capacity of forest ecosystems. Understanding the response mechanisms of trees to drought
Wenfang Dong   +6 more
semanticscholar   +1 more source

Lysine acetylation modulates drought stress responses in birch (Betula platyphylla) through metabolic and transcriptional pathway regulation.

The Plant Journal
Acetylation modifies protein subcellular localization, stability, enzymatic activity, and protein-protein and protein-DNA interactions, playing a crucial role in mediating protein function.
Shilin Sun   +6 more
semanticscholar   +1 more source

Expression analysis of the BpARF genes in Betula platyphylla under drought stress

Plant Physiology and Biochemistry, 2020
Auxin response factors (ARFs) play an important role in modulating plant growth and development processes by regulating the expression of auxin-responsive genes. However, the modes of action of ARFs in birch (Betula platyphylla) remain largely unknown. In this study, fifteen ARF genes were identified in the birch (B. platyphylla) genome. Bioinformatics
Hongyan Li   +4 more
openaire   +2 more sources

BpGH3.5, an early auxin-response gene, regulates root elongation in Betula platyphylla × Betula pendula

Plant Cell, Tissue and Organ Culture (PCTOC), 2014
The GH3 family is an important class of early auxin-response genes involved in the development of the hypocotyls and roots in Arabidopsis thaliana, but the role of this gene family in woody plants is poorly understood. In this study, we cloned a GH3-like gene from Betula platyphylla × Betula pendula (birch) named BpGH3.5 and produced transgenic birch ...
Guang Yang   +6 more
openaire   +1 more source

The BpPP2C-BpMADS11-BpERF61 signaling confers drought tolerance in Betula platyphylla.

New Phytologist
Plant MADS-box proteins are vital for abiotic stress tolerance, yet their mechanisms for responding to drought remain poorly understood. Here, we investigated the drought tolerance mechanism of a MADS-box protein (BpMADS11) from birch (Betula platyphylla)
Hui-Ling Zhao   +3 more
semanticscholar   +1 more source

Insusceptibility of oxygen-evolving complex to high light in Betula platyphylla

Journal of Plant Research, 2015
High mountain plants growing at high altitude have to regularly cope with high light and high UV radiation that can lead to photodamage of oxygen-evolving complex (OEC). However, the underlying mechanism of photoprotection for OEC in high mountain plants is unclear. Sun leaves of Betula platyphylla were used to examine whether cyclic electron flow (CEF)
Wei, Huang, Shi-Bao, Zhang, Hong, Hu
openaire   +2 more sources

Antioxidant and anticancer activity of extract from Betula platyphylla var. japonica

Life Sciences, 2004
The antioxidant and anticancer properties of a medicinal plant, Betula platyphylla var. japonica were investigated. The total methanol extract of B. platyphylla var. japonica had protective effects against hydrogen peroxide (H2O2) in the Chinese hamster lung fibroblast (V79-4) cell line and induced apoptotic cell death in human promyelocytic leukemia ...
Eun Mi, Ju   +3 more
openaire   +2 more sources

Expression profiles of genes regulated by BplMYB46 in Betula platyphylla

Journal of Forestry Research, 2018
The transcription factor BplMYB46 has been identified as a regulator of abiotic stress responses and promoter of secondary wall deposition in Betula platyphylla. To investigate the downstream targets of BplMYB46, the expression profiles of genes in stems from BplMYB46-overexpressing (OE) and BplMYB46-silencing (SE) plants were studied. In OE stems, 952
Huiyan Guo   +6 more
openaire   +1 more source

Cytotoxic Triterpenoids from the Barks of Betula platyphylla var. japonica

Chemistry & Biodiversity, 2017
Phytochemical investigation on the barks of Betula platyphylla var. japonica (Betulaceae) was carried out, resulting in the isolation and identification of three new triterpenoids, 27‐O‐cis‐caffeoylcylicodiscic acid (1), 27‐O‐cis‐feruloylcylicodiscic acid (2), and 27‐O‐cis‐caffeoylmyricerol (3), along with six known triterpenoids, obtusilinin (4 ...
Hee Jeong, Eom   +3 more
openaire   +2 more sources

Bioactivity-guided isolation of antioxidant triterpenoids from Betula platyphylla var. japonica bark

Bioorganic Chemistry, 2016
The bark of Betula platyphylla var. japonica (Betulaceae) has been used to treat pneumonia, choloplania, nephritis, and chronic bronchitis. This study aimed to investigate the bioactive chemical constituents of the bark of B. platyphylla var. japonica. A bioassay-guided fractionation and chemical investigation of the bark of B.
Hee Jeong Eom   +6 more
openaire   +2 more sources

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