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4篇 您的检索式:作者名="Minren Huang"
    题名 作者 年代 出处 被引量
1Isolation and characterization of two genes encoding polygalacturonase-inhibiting protein from Populus deltoides显示文摘Polygalacturonase-inhibiting proteins (PGIPs) are extracellular proteins that belong to the leucine-rich repeat (LRR) protein super-family. PGIPs inhibit fungal polygalacturonases (PGs) and promote accumulation of oligogalacturonides, which activate plant defense responses. PGIPs play important roles in resistance to infection of pathogens. In this study, reverse transcriptase-polymerase chain reac-tion (RT-PCR) and RNA ligase-mediated rapid amplification of cDNA ends (RLM-RACE) were used to isolate the full-length PGIP cDNA from Populus deltoides (GenBank accession no. of PdPGIP2 and PdPGIP4: EF684913 and EF684912). Domain analysis revealed that the deduced amino acid sequences of PdPGIP2 and PdPGIP4 had a typical PGIP topology. Phylogenetic analysis of known PGIPs indicated that the two PdPGIPs were clustered to the defense-related PGIP clade. Using real-time RT-PCR, the expression patterns of the two PdPGIPs following treatment with a fungal pathogen and defense-related signaling molecules were studied. The expression levels of PdPGIP2 and PdPGIP4 were both up-regulated when inoculated with the phytopathogenic fungus Marssonina brunnea. Therefore, it was proposed that the two PGIPs might be involved in the resistance to Marssonina brunnea in P. deltoides.Qiang Cheng Youzhi Cao Huixin Pan Mingxiu Wang Minren Huang 2008Journal of Genetics and Genomics2008,35,10:8
2Identification of differentially expressed proteins in poplar leaves in-duced by Marssonina brunnea f. sp. Multigermtubi显示文摘Black spot disease in poplar is a disease of the leaf caused by fungus. The major pathogen is Marssonina brunnea f. sp. multigermtubi. To date, little is known about the molecular mechanism of poplar (M. brunnea) interaction. In order to identify the proteins related to disease resistance and understand its molecular basis, the clone 'NL895' (P. euramericana CL'NL895'), which is highly resistant to M. brunnea f. sp. multigermtubi, was used in this study. We used two-dimensional gel electrophoresis (2-DE) and mass spectrometry (MS) to identify the proteins in poplar leaves that were differentially expressed in response to black spot disease pathogen, M. brunnea f. sp. mul- tigermtubi. Proteins extracted from poplar leaves at 0, 12, 24, 48, and 72 h after pathogen-inoculation were separated by 2-DE. About 500 reproducible protein spots were detected, of which 40 protein spots displayed differential expression in levels and were subjected to Ma- trix assisted laser desorption/ionization time of flight mass spectrometry (MALDI-TOF MS) followed by database searching. According to the function, the identified proteins were sorted into five categories, that is, protein synthesis, metabolism, defense response and un- classified proteins.Kun Yuan Bo Zhang Yanmei Zhang Qiang Cheng Mingxiu Wang Minren Huang 2008Journal of Genetics and Genomics2008,35,1:6
3Plants regenerated from mesophyll protoplasts of white mulberry显示文摘Morus alba(white mulberry) mesophyll protoplasts were isolated from leaves of 30-45 day old sterile shoots,with protoplast yields of 2.5 x 107 g-1/F.W. after purification. The protoplasts were cultured in a modified K8P liquid medium containing 0.2 mg/L 2,4-D(2,4- Dichlorophe-noxy acetic acid), 1 mg/L NAA(Naphthyl acetic acid) and 0.5 mg/L BA(6-benzylaminopurine). A low plating density (5 x 104/ml) proved to be favourable to the division of protoplast-derived cells. The first divisioll occurred 4 days after culture, and the division frequency reached 24% at 10 days. A number of cell colonies and microcalli formed in 6 weeks. The microcalli were transferred onto MSB medium with 0.5 mg/L NAA and 0.5 mg/L BA for further proliferation. Shoot formation was initiated when the calli of 3-4 mm in size were transferred onto MSB differentiation medium with 0.1 mg/L NAA and 1 mg/L BA. The frequency of shoot formation was 35%. The shoots of 4-5 cm in height were excised from the callus and rooted on half strength MS medium with 0.5 mg/L IBA and 0.1 mg/L BA. After transplantation into pots, the regenerated plants grew vigorously in the phytotron.WEI ZHIMING ZHIHONG XU JIANQIU HUANG NONG XU MINREN HUANG.(National laboratory of Plant Molecular Genetics, Shanghai Institute of Plant Physiology, Academia Sinica, 300Fenglin Road. Shanghai 200032, China)(Forest Tree Genetics and Breeding Laboratory 1994Cell Research1994,4,2:2
4Molecular linkage maps of the populus genome显示文摘Yin Tongming Zhang Xinye Huang Minren 2002Genome2002,45,3:1
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