Hongtao Xiang

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Application of plant growth regulators (PGRs) to soybean plants is known to induce changes in nitrogenase activity in root nodules, and this led us to hypothesize that PGRs would affect nitrogenase activity in free-living rhizobia cultures. Little is known about the molecular basis of the effects of PGRs on nitrogenase activity in free-living rhizobia(More)
Studies on the expanded eradicative and modified operation for treatment in patients of late pancreas head cancer, so as to enhance the incised rate, survival rate and life quality. Elective laparotomy was done in 20 patients. Expanded eradicative operation was performed in 18 patients (portal vein excision 19, left outer leaf of liver 8, transverse colon(More)
OBJECTIVE To enhance the clinical doctors' cognizance of atypical spinal dural arteriovenous fistulae (SDAVFs) associated with perimedullary anteriovenous fistulae (PMAVFs). METHODS The clinical imaging and surgical therapy of 3 patients with PMAVFs were analyzed retrospectively. RESULTS The clinical presentations of the 3 patients were not(More)
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