7,387 Result(s)

Article

Immunhistochemischer Nachweis einer Proteinfraktion aus Katecholaminspeichervesikeln in verschiedenen Geweben des Meerschweinchens

Durch Abspaltung der endständigen Phosphatgruppe durch ein in Katecholaminspeichervesikeln vorhandenes Enzym wird ATP zu ADP umgewandelt. Dieses gereinigte Enzym (Fraktion I) ist ein Protein mit einem Molekula...

Ch. Heym, Wang Qing-tang, G. Taugner, Ch. Melcher in Acta Academiae Medicinae Wuhan (1984)

Article

Existence of infinitely many complex eigenvalues for the mono-energetic neutron transport operator

In this Letter it is proved that the mono-energetic neutron transport operator for the case of a spherically-symmetric, isotropically-scattering sphere with a central cavity, has infinitely many complex eigenv...

Xu Bang Qing, Xao Chang Gui, Wang Yong Jiu in Letters in Mathematical Physics (1986)

Article

Bioavailability of iron in soybean and effect of enhancers in anemic rats

The aim of this paper is to study the bioavailability of iron from soybean by estimating the rise of Hb in anemic rats, and using ascorbic acid, meat and cysteine as enhancers. When iron bioavailability of fer...

Wang Er-yu, Zhu Qing-hua in Journal of Tongji Medical University (1988)

Article

First international conference of China on anatomical sciences

Jun-Ben Jiang, Ting-Yong Zhou, **g-Ru Han… in Surgical and Radiologic Anatomy (1989)

Article

Study on the RFLPs and amplication and rearrangement of the transforming genes in primary hepatic carcinoma, gastric carcinoma and brain tumor with six human oncogene probes

By using c-Ha-ras-1, N-ras Wigler (left sequence) and P^52C-(right sequence), c-sis, v-erbB, c-myc and v-fos oncogenes as probes, restriction fragment length polymorphisms (RFLPs) of tumor tissue DNAs of 95 patien...

Wang Shijun, Shan **angnian, Zhang Lishan, Gao Yizhi… in Chinese Journal of Cancer Research (1990)

Article

Multiloop calculations of effective action for local composite operators

Effective action for local composite operators is described for both the standard loop expansion formulation and an improved two-particle irreducible formulation. Rules for calculating multiloop contributions ...

Hong-Jian He, Qing Wang, Yu-** Kuang in Zeitschrift für Physik C Particles and Fields (1990)

Article

Synthesis and characterization of new aluminium and gallium heteropoly complexes with chromium, iron, cobalt or coppercentred undecatungstate ligand

Eight aluminium and gallium heteropoly undecatungstometalate complexes of general formula K_n[M(H₂O)-XW₁₁O₃₉]·nH₂O, where M=Al^III, Ga^III, and X=Cr^III, Fe^III, Co^II or Cu^II, have been prepared and characterized by e...

En-bo Wang, Qing-yin Wu, Bao-jian Zhang, Ru-dan Huang in Transition Metal Chemistry (1991)

Article

A 13,000-year climate record from western Tibet

ALTHOUGH the Tibetan plateau is important in influencing the atmospheric circulation of the Northern Hemisphere^1–3, there are only a few continuous palaeoclimate records available, and these are limited to the p...

F. Gasse, M. Arnold, J. C. Fontes, M. Fort, E. Gibert, A. Huc, Li Bingyan… in Nature (1991)

Article

Changes in the level of IL-2, T cell subsets and the function of T suppressor cells in patients with schistosomiasis japonica

The level of interleukin-2 (IL-2) produced by peripheral blood mononuclear cells in vitro, T cell subsets and the function of T suppressor cells (Ts) in patients with schistosomiasis japonica were investigated...

Li Zu-**, Dai Jia-zhu, Yang Ye-xiang… in Journal of Tongji Medical University (1991)

Article

Zweifarben-PAP-Färbung

Die Zweifarben-PAP-Färbung wurde auf der Grundlage der Sternberger Methode entwickelt, und die neue Methode wurde zur Erforschung der Gastrin (Gas)- und Somatostatin (Som)-positiven Zellen der Ratte angewandt....

**a Li-qun, Wang Qing-tang in Journal of Tongji Medical University (1991)

Article

Reconstruction of the frequency distribution of A-and B-cell size in the pancreatic islets from several animal species — An important stereological operation in QMSOC

The stereological algorithms for the conversion of the profile-size frequency distribution (PSFD) observed in histological section to the spheresize frequency distribution (SSFD) in three-dimensional space was...

Ao Zhu-jun, Bao Han-fei, Wang Qing-tang in Journal of Tongji Medical University (1991)

Article

Identification of anodD-like gene inFrankia by direct complementation of aRhizobium nodD-mutant

Clones from aFrankia At4 gene bank were pooled into groups and mass conjugated into anodD mutant ofRhizobium leguminosarum bv.viciae by triparental matings. When peas were inoculated with the pooled transconjugan...

Li-mei Chen, Yu-hai Cui, Min Qin, Yan-ling Wang… in Molecular and General Genetics MGG (1992)

Article

Numerical simulation of 1-D unsteady two-phase flows with shocks

In the present paper, random-choice method (RCM) and second-order GRP difference method, which are high resolution methods used for pure gas flows with shocks, are extended and employed to study the problem of...

Wu Qing-song, Wang Bo-yi in Applied Mathematics and Mechanics (1992)

Article

Lattice disorder in silicon induced by 2.0 MeV Cu⁺ irradiation

The effect of 2.0 MeV Cu⁺ irradiation on Si(100) crystal has been studied by the Rutherford backscattering/channeling technique. Analysis of the lattice disorder distribution has been performed under 〈100〉 direct...

Ke-Ming Wang, Bo-Rong Shi, **ang-Dong Liu, Tian-Bing Xu, Pei-Ran Zhu… in Applied Physics A (1992)

Article

Simultaneous determination of neodymium and erbium in rare earth mixture with 5,7-dibromo-8-hydroxyquinoline and TX-100 by third-derivative spectrophotometry

The absorption spectra of 4f electron transitions of the complexes of neodymium and erbium with 5,7-dibromo-8-hydroxyquinoline in the presence of octylphenol poly(ethyleneglycol)ether have been studied by norm...

Nai-**ng Wang, Qing-Chang Wu, Jun-Bo Shi, ** Qi in Microchimica Acta (1993)

Article

Hypoxia increases cytosolic free calcium in porcine pulmonary arterial endothelial cells

Alteration of cytosolic free calcium ([Ca²⁺ ₁]) in hypoxia was studied with fluorescent probe, Fura-2 in cultured porcine pulmonary arterial endothelial cells. It was found that hypoxia ca...

Hu Qing-hua, Wang Di-xun in Journal of Tongji Medical University (1993)

Article

A study of blood supply of liver tumors using duplex Doppler ultrasound and color Doppler flow imaging

With the use of duplex Doppler ultrasound and color Doppler flow imaging(CDFI), the characteristics of blood supply in neoplasma were studied in 51 cases of 60 liver tumors, and compared with the results of su...

Wang Yuan-fang, Zhang Qing-** in Journal of Tongji Medical University (1993)

Article

Study of dislocation model and evolution characteristics of vertical deformation field of gongheM _S=6.9 earthquake

The preliminary research results of vertical deformation dislocation model of GongheM _S =6.9 earthquake show that, the causative structure is a hidden fault with...

Shou-Wen Gong, Qing-Liang Wang, Ji-Hua Lin in Acta Seismologica Sinica (1993)

Article

Mathematical simulation of geotemperature field and thermal stress field in Sanjiang region of Yunnan

By the mathematical simulation of geotemperature field, deep quasi-stable thermal state and shallow thermal characteristics are reproduced in Sanjiang region of Yunnan. Faults are treated in two ways, 1) as co...

Qing Xu, Guo-Da Chen, Ji-An Wang, Ji-Yang Wang, Ju-Ming Zhang… in Acta Seismologica Sinica (1993)

Article

ATP evokes calcium transients in single pulmonary artery endothelial cell in primary cultures

Effects of ATP on cytosolic free calcium ([Ca²⁺]i) in single porcine pulmonary artery endothelial cell were studied. Using a dual-wavelength excitation microflurometry. it was found that ATP evoked a rapid transi...

Hu Qing-hua, Wang Di-xun, Zhang Yu, Wang **-xi… in Journal of Tongji Medical University (1994)