135 Result(s)

Article

Genetic control of chlorophyll biosynthesis: Regulation of delta-aminolevulinate synthesis in Chlamydomonas

A chlorophyll-deficient mutant, br _s -1, of Chlamydomonas reinhardtii has been shown to accumulate low levels of an intermediate, protoporphyrin (PROTO), and to form light-brown...

Dinq-Ding Huang, Wei-yeh Wang in Molecular and General Genetics MGG (1986)

Article

Plant regeneration from cotyledon and cell suspension protoplasts of apple (Malus x domestica cv. Starkrimson)

Protoplasts were isolated from field and in vitro-grown leaves, cotyledons and cell suspension cultures (of ovule callus origin) of the scion apple cultivars Starkrimson, Rainier, Qiu** and Liaofu. Fast-growi...

Ding Ai-**, Wang Hong-Fan, Chao Yu-Fen in Plant Cell, Tissue and Organ Culture (1995)

Article

Abstracts of presentations on plant protection issues at the xth international congress of virology

E. Ramirez, A. Hernádez, E. Ham, B. L. Barrón, S. W. Ding, W. X. Li… in Phytoparasitica (1997)

Article

Molecular mechanism of diapause in insect (I)

The embryonic diapause of the silkworn,Bombyx mori, is induced by the diapause hormone (DH) which is secreted from the suboesophageal ganglion of pupae. The diapause nature of bivoltine strains uses environmental...

Weihua Xu, Yuanqi Zhang, Ying Wang, Lili Ding… in Science in China Series C: Life Sciences (1998)

Article

Structures of HIV-1 RT–DNA complexes before and after incorporation of the anti-AIDS drug tenofovir

Tenofovir, also known as PMPA, R-9-(2-(phosphonomethoxypropyl)adenine, is a nucleotide reverse transcriptase (RT) inhibitor. We have determined the crystal structures of two related complexes of HIV-1 RT with tem...

Steve Tuske, Stefan G Sarafianos… in Nature Structural & Molecular Biology (2004)

Article

TrustedRBAC—A distributed authorization infrastructure span multiple autonomous domains

TrustedRBAC is a scalable, decentralized trustmanagement and access control mechanism for systems that span multiple autonomous domains. We utilize X. 509 attribute certificates to define trust domains, roles ...

Wang Zhi-gang, Lu Zheng-ding, Li Rui-xuan… in Wuhan University Journal of Natural Scienc… (2004)

Article

A dynamic XML-NS view based approach for the extensible integration of Web data sources

We propose a three-step technique to achieve this purpose. First, we utilize a collection of XML namespaces organized into hierarchical structure as a medium for expressing data semantics. Second, we define th...

Wu Wei, Lu Zheng-ding, Li Rui-xuan… in Wuhan University Journal of Natural Scienc… (2004)

Article

Comparison of the photosynthetic characteristics of two developmental stages inNostoc sphaeroides Kützing (cyanophyta)

The photosynthetic activities between two main developmental stages, colony and hormogonium, of the edible cyanobacteriumNostoc sphaeroides Kützing, were compared. Hormogonia have a higher content of chlorophyll ...

Li Dun-hai, Chen Lan-zhou, Li Gen-bao… in Wuhan University Journal of Natural Scienc… (2005)

Article

Progress in mechanism of salt excretion in recretohalopytes

The recretohalophyte with specialized salt-secreting structures including salt glands and salt bladders can secrete salt from their bodies and easily adapt themselves to many kinds of salt habitats. Salt gland...

Feng Ding, Jian-Chao Yang, Fang Yuan, Bao-Shan Wang in Frontiers in Biology (2010)

Article

Structure of a β-glucan from Grifola frondosa and its antitumor effect by activating Dectin-1/Syk/NF-κB signaling

A soluble homogeneous β-glucan, GFPBW1, with a molecular mass of 300 kDa was purified from the fraction of the fruit bodies of Grifola frondosa extracted with 5 % NaOH. Using various methods, such as infrared spe...

Jian** Fang, Ying Wang, **aofen Lv, **aokun Shen, **nyan Ni… in Glycoconjugate Journal (2012)

Article

Molecular cloning and functional analysis of a recombinant ribosome-inactivating protein (alpha-momorcharin) from Momordica charantia

Alpha-momorcharin (α-MC), a member of the ribosome-inactivating protein (RIP) family, has been used not only as antiviral, antimicrobial, and antitumor agents, but also as toxicant to protozoa, insects, and fu...

Shuzhen Wang, Yubo Zhang, Honggao Liu, Ying He… in Applied Microbiology and Biotechnology (2012)

Article

Surface analysis using shell-isolated nanoparticle-enhanced Raman spectroscopy

Surface-enhanced Raman scattering (SERS) is a powerful fingerprint vibrational spectroscopy with a single-molecule detection limit, but its applications are generally restricted to 'free-electron–like' metal s...

Jian Feng Li, **ang Dong Tian, Song Bo Li, Jason R Anema, Zhi Lin Yang… in Nature Protocols (2013)

Article

Nitrogen fertilizer increases spikelet number per panicle by enhancing cytokinin synthesis in rice

Nitrogen fertilizer enhances local cytokinin synthesis to increase flower numbers in the panicles of rice. Localized cytokinin biosynthesis is an important response to nitrogen. ...

Chengqiang Ding, Juan You, Lin Chen, Shaohua Wang, Yanfeng Ding in Plant Cell Reports (2014)

Article

Map** and candidate gene identification defining BnChd1-1, a locus involved in chlorophyll biosynthesis in Brassica napus

The chlorophyll-deficient mutant (Bnchd1) is a spontaneous mutant of Brassica napus. Compared with the wild type, ‘Qingyou 10’, Bnchd1 exhibits distinct phenotypes, including interveinal yellowing leaves at the s...

Hua Zhao, Lei Yu, Zexun Huai, **aohua Wang, Guangda Ding… in Acta Physiologiae Plantarum (2014)

Article

Physiological and Molecular Responses Under Fe Deficiency in Two Rice (Oryza sativa) Genotypes Differing in Iron Accumulation Ability in Seeds

Fe is an essential mineral element that plants need for their growth. When there is low soil availability of Fe, plants show severe deficiency symptoms. Under Fe-deficiency conditions, plants alter a number of...

Lin Chen, **ufeng Zhao, Chengqiang Ding, Shaohua Wang… in Journal of Plant Growth Regulation (2014)

Article

Characterization of the hypoxia-inducible factor 1 alpha gene in the sperm whale, beluga whale, and Yangtze finless porpoise

Cetaceans have evolved many behavioral and biological adaptations to allow them to survive in aquatic environments. Because of diving and breath-holding behaviors, cetaceans experience wide fluctuations in oxy...

Jianling Bi, Bo Hu, **song Zheng, **gzhen Wang, Wuhan **ao, Ding Wang in Marine Biology (2015)

Article

Reprogramming fibroblasts toward cardiomyocytes, neural stem cells and hepatocytes by cell activation and signaling-directed lineage conversion

A common set of reprogramming factors is used to temporarily activate somatic cells into a transition state; these cells are subsequently directed to various cell types via lineage-specific signals, circumvent...

Saiyong Zhu, Haixia Wang, Sheng Ding in Nature Protocols (2015)