15 Result(s)
within
Life Sciences
Plant Biochemistry
Guo-**n Jiang
Article
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Article
Open AccessNew Iboga-Type Indole Alkaloids from Tabernaemontana divaricata
Two hitherto unknown iboga-type indole alkaloids, namely (3R)-7,19-di-epi-3-methoxytabernoxidine (1) and (3R,19R)-19-hydroxy-3-(2-oxopropyl)voacangine (2), together with eight known alkaloids (3–10), were isolate...
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Open AccessAristolane-type Sesquiterpenoids from Nardostachys chinensis and Revised Structure of Aristolanhydride
Four hitherto unknown aristolane-type sesquiterpenes, including one novel 8,9-secoaristolane, namely secoaristolenedioic acid (1), two aristolone derivatives, namely 1α,2β-dihydroxyaristolone (2), 9-epidebilon (3
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Open AccessIndole Alkaloids Inhibiting Neural Stem Cell from Uncaria rhynchophylla
Uncaria rhynchophylla is commonly recognized as a traditional treatment for dizziness, cerebrovascular diseases, and nervous disorders in China. Previously, the neuro-protective activitie...
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Transposon insertion resulted in the silencing of Wx-B1n in Chinese wheat landraces
A novel Wx-B1 allele was characterized; a transposon insertion resulted in the loss of its function, which is different from the ...
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Open AccessGenome-wide association study, genomic prediction and marker-assisted selection for seed weight in soybean (Glycine max)
Twenty-two loci for soybean SW and candidate genes conditioning seed development were identified; and prediction accuracies of GS and MAS were estimated through cross-validation and validation ...
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Open AccessChemical Constituents from the Stems of Manihot esculenta
Two new compounds, maniesculentins A (1) and B (6), together with four known ones were isolated from the stems of Manihot esculenta Crantz. The structures of the new compounds were elucidated by extensive spectro...
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De novo assembly and transcriptome characterization: novel insights into the temperature stress in Cryptotaenia japonica Hassk
Cryptotaenia japonica Hassk of the Apiaceae family serves as an important vegetable and a medicinal herb in Asia and North America. High temperature leads to serious damage during summer. Here, d...
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The Vaccinium corymbosum FLOWERING LOCUS T-like gene (VcFT): a flowering activator reverses photoperiodic and chilling requirements in blueberry
The blueberry FLOWERING LOCUS T ( FT )-like gene ( VcFT ) cloned from the cDNA of a t...
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Open AccessDaphmacrodins A and B, alkaloids from Daphniphyllum macropodum
Two new daphnicyclidin-type Daphniphyllum alkaloids, daphmacrodins A and B (1 and 2) were isolated from the leaves and stems of Daphniphyllum macropodum. Their structures were elucidated by extensive spectroscopi...
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Increased gibberellin contents contribute to accelerated growth and development of transgenic tobacco overexpressing a wheat ubiquitin gene
Overexpressing TaUb2 promoted stem growth and resulted in early flowering in transgenic tobacco plants. Ubiquitin are involved in the production, metabolis...
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Comparison of the starch synthesis genes between maize and rice: copies, chromosome location and expression divergence
Gene duplication and divergence are important evolutionary processes. It has been suggested that a whole genome duplication (WGD) event occurred in the Gramineae, predating its divergence, and a second WGD occ...
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Identification of defense-related genes in rice responding to challenge by Rhizoctonia solani
Rice sheath blight, caused by Rhizoctonia solani is one of the major diseases of rice. The pathogen infects rice plants directly through stomata or using lobate appressoria and hyphal masses called infection cush...
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QTL analysis of resistance to Fusarium head blight in the novel wheat germplasm CJ 9306. I. Resistance to fungal spread
Fusarium head blight (FHB or scab) caused by Fusarium species is a destructive disease in wheat and barley worldwide. The objectives of our study were to identify quantitative trait loci (QTLs) for resistance to ...
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QTL analysis of resistance to Fusarium head blight in the novel wheat germplasm CJ 9306. II. Resistance to deoxynivalenol accumulation and grain yield loss
Fusarium head blight (FHB or scab) caused by Fusarium species is a destructive disease in wheat, not only causing dramatic decrease of grain yield and quality, but also leading to serious mycotoxin contamination ...
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Application of YO-PRO-1 as an Epifluorescent Dye for in situ Detection of Small Amount DNA in Plant Cells
plastid and mitochondrial DNA in the plant cells such as the sperm cell of Jasminum nudiflorum, the generative cell of Pharbitis lim-bata, the cultured cell of Nicotiana tabacum and the root cell of Vicia faba w...
