共查询到20条相似文献,搜索用时 15 毫秒
1.
ExperimentalstudyonthefunctionofthecricothyreoideusofthedogYinBaoguo尹保国,GuoJiasong郭家松,TangFubin唐甫斌,ZhangRonghan张荣汉andHuFangli... 相似文献
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目的:在高血压一线药物中,与利尿剂相比,肾上腺素α受体阻断剂被认为提供的保护作用较弱。考虑到α受体阻断剂在代谢方面的优势,尽管临床血压差异可部分解释这种保护方面的劣势,该劣势仍显得出人意料。本研究目的是评价α受体阻断剂应用与血压下降的关系。方法:对24h动态血压监测数据库进行横断面评估,以确定抗高血压治疗和血压下降的关系。在3年期间内有681例接受了治疗的受试对象(年龄63±14岁,女性占57%)。结果:在681例高血压患者中共有78例(11%)应用α受体阻断剂治疗。9%的血压下降者和16%血压不下降者应用了α受体阻断剂(OR2.0)。然而… 相似文献
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Zhang Daqing 《中华医学杂志(英文版)》2022,(5):505-508
<正>The year (2022) marks the 135th anniversary of the founding of the Chinese Medical Journal. Over the past 135 years, the journal has witnessed tremendous changes in the health conditions of the Chines 相似文献
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The triangwlar fibrocartilages(TFC) of 136 wrist joints from 48 fetuses and 20 infants fresh cadavers without any evidence of known deformity and injary were studied .Perforations of the TFC were found not only in infants(18.8%),but also in fetuses(25%). 相似文献
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In the last few years there has been intense debate in Italy on administration of life-prolonging treatment to premature babies at the edge of viability. In 2006, a group of experts based in Florence drafted recommendations known as Carta di Firenze (CdF) for responsible use of intensive care for premature infants between 22 and 25 weeks of gestational age (GA). The CdF was later endorsed by several medicoprofessional associations, but was followed by recommendations by the Ministry of Health mandating resuscitation for all premature babies regardless of GA and parental consent. Recent statements from medicoprofessional bodies seem to show that the 'always resuscitate rule' is not supported by many Italian doctors. We argue that ethically sensitive issues in medicine should be regulated with, and not against, the medical profession and its representative bodies. 相似文献
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MODUTLWADawsonNkaelang LiZhi-you YOUQi-dong 《南京医科大学学报(英文版)》2004,18(1):48-51
Statins are lipid-towering agents widely used in the treatment of hyperchotesterotemia and atherosclerosis. They act by inhibiting of 3-hydroxy-3-methytgtutaryl-coenzyme A (HMG-CoA) reductase, an enzyme responsible for the conversion of HMG-CoA to mevatonate in cholesterol biosynthesis. Due to their ability to reduce low-density tipoproteins (LDL) Levels more than other cholesterol-lowering drugs, they have become the drugs most often prescribed in the treatment of atheroscterosis. 相似文献
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Using immunohistochemical technique,the cell bodies and fiber terminals of 13peptidergic neurons-vasoactive intestinal peptide(VIP)-,cholecystokinin(CCK)-,corticotropin releasing factor(CRF)-,neurotensin(NT)-,galanin(GAL)-,substance P(SP)-,somatostatin(SOM)-,calcitonin gene related peptide(CGRP)-,α-melanocytestimulating hormone(β-MSH)-,β-endorphin(β-END)-,angiotensin Ⅱ(Ang Ⅱ)-,L-enkephalin(L-ENK)-,and M-enkephalin(M-ENK)-immunohistochemical reactive(IR)neurons were studied and the pattern of distribution of these peptidergic neurons inthe amygdaloid nucleus(AMYG)and the bed nucleus of the stria terminalis(BST)of therat was compared.Some similarities of the distribution of these peptidergic neurons in thesubdivisions of the AMYG and BST were observed.The peptidergic neurons in the ante-rior part of BST are similar to those in the central amygdaloid nucleus and in the medialamygdaloid nucleus,and the peptidergic neurons in the posterior part of BST are similarto those in the lateral and basal amygdaloid nucleus. 相似文献
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《中国结合医学杂志》1995,(2)
ForewordforthePublicationoftheEnglishEditionoftheChineseJournalofIntegratedTraditionalandWesternMedicineIthasbeenfifteenyears... 相似文献
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Morphological characteristics of the synaptic structures of substance P-immunoreactive terminals in the marginal division of the rat striatum 总被引:2,自引:0,他引:2
In the present study,the morphological characteristics of the synaptic structure(MCSS)of the substance P immunoreactive(SPIR)teminals in the marginal division(MrD)of the ratstriatum were studied by using electron microscopy and immunocytochemistry.Four major typesof SPIR symnapses were identified in teh MrD.axodendritic,axo-spinous,axo-axonic,and com-pound.Axo-dendritic and axo-spinous synapses were more common,and a few axo-axonic andcompound synapses wer observed as well.In the postsynaptic target zones of axo-dendritic,andaxo-spinous synapses,there were small or large dendrites or spires.Some synapses with morethan two synaptic components are referred to as compound synapses.Both symmetric andasymmetric SPIR synapses were seen in the MrD.The vesicles in the SPIR presynaptic boutonswere mostly pleomorphic although a few of them were round,The MCSS distinguishes theultrastructure of the MrD from that of the other part of striatum,which suggests that the func-tion of the MrD may be different from that of the rest of the striatum. 相似文献
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The number of AgNORs in the nucleolar organizer region was studied quantitativelyby one-step silver colloid technique in 6 samples obtained from normal bladder tissue,9 ofchronic cystitis and 56 of transitional cell carcinoma of bladder.The results revealed that meannumber of AgNORs per nucleus was not statistically different between normal bladder tissueand tissue from chronic cystitis,while there was a significant difference between normal or in-flammatory tissue and malignant tisssue on the one hand and between various grades of bladdertumor on the other.The results also indicated that mean number of AgNORs per nucleus wasclosely related to the prognosis of bladder tumor.So it is suggested that AgNOR counting bythe silver stain technique might play a role in the differenciation of benign and malignant lesionsand in grading and prognosis in bladder tumors. 相似文献
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Observation of the Preventive and Therapeutic Effect of Chuanxiong on the Atherosclerosis of Rabbits
Wang Jing 《中国结合医学杂志》1995,(2)
ObservationofthePreventiveandTherapeuticEffectofChuanxiongontheAtherosclerosisofRabbitsWangJing(王京),LiuXue-ru(刘雪如)(GeneralNav... 相似文献
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Objective: To investigate the scientific bases for the traditional use of Stachy-tarpheta angustifolia. Methods: In vitro antibacterial activity of the aqueous and ethanol extract of the plant was investigated using the agar cup plate diffusion method. Results: The ethanol extract of the plant showed antibacterial activity against Escherichia coli, Streptococcus faecalis, Shigella dysenteriae, Staphylococcus aureus (S.aureus), Salmonella sp., Pseudomonas aeruginosa and Neisseria gonorrhoeae, while the water extract was active against Escherichia coli, Streptococcus faecalis, Shigella dysenteriae, Staphylococcus aureus and. Pseudomonas aeruginosa. The ethanol extract exhibited higher antibacterial activity than the water extract. The minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC) of the ethanol extract were 0.65mg/ml and 0.85mg/ml, respectively, anainst S.aureus. Treatment of the extract at higher temperature, 60℃ increased the sensitivity of the test organisms to the plant extract. Phytochemical analysis indicated that the plant possesses tannins, saponins as well as phenols. Conclusion: A scientific basis exists that the plant possesses antibacterial activity and it could be a probable source of therapeutic agent. 相似文献
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Objective:To investigate the scientific bases for the traditional use of stachytarpheta angustigolia.MEthods:In vitro antibacterial activity of the aqueous and ethanol extract of the plant was investigated using the agar cup plate diffustion method.Results:The ethanol extract of the plant showed antibacterial activity against Escherichia coli,Streptococcus faecalis,Shigella dysenteriae,Staphylococcus aureus(S.aureus),Salmonella sp., pseudomonas aeruginosa and Neisseria gonorthoseae,while the water extract was active against Escherichia coli,Streptococcus faecalis,Shigella dysenteriae,Staphylococcus aureus and Pseudomonas aeruginasa.The ethanol extract exhibited higher antibacterial activity than the water extract,The minimum inhibitory comcentration(MIC) and minimum bactericidal concentration(MBC) of the ethanol extract were0.65g/L and 0.85g/L,respectively.against S.aureus.Treatment of the extract at higher temperature,60℃ increased the sensitivity of the test of ganisms to the plant extract.Phytochemical analysis indicated that the plant possesses tannins,saponins as well as phenols.Concluslon:A scientific basis that the plant possesses antibacterial activity and it could be a probable source of therapeutic agent. 相似文献
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In 1 98 3 ,Warren and Mashall separated heli-cobacter pylori(H.pylori) from human stomachs.Ithas been accepted that H.pylori was the etiology ofgastritis and one of the most etiology of peptic ul-cer[1— 3 ] . The infective rate of H.pylori was so highbut only a few patients infected with H.pylori hadpeptic ulcer at last,which indicated the diversity ofoutcomes in H.pylori infection was due to the differ-ent pathogeny of the strains.In1 988,Leunk foundthat parts of H.pyloristrainsproduced … 相似文献
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许硕贵 《中国医学文摘:外科学分册英文版》2005,(3)
Treatment of supracondylar nonunions of the femur@许硕贵$Dept Orthop,Changhai Hosp,2nd Mil Med Univ,Shanghai 200433 相似文献
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The height of the osteotomy and the correction of the kyphotic angle in thoracolumbar kyphosis 总被引:2,自引:0,他引:2
Background This study investigated the relationship between the height of osteotomy and the correction of the kyphotic angle during posterior closing wedge osteotmy with instrumentation and the spinal osteotomy with cage inserting into the intervertebral gap and closing posteriorly by a single posterior approach in thoracolumbar kyphosis, and using this relationship as the basis of the preoperative design. Methods From April 1996 to June 2007, 30 thoracolumbar kyphosis patients with complete medical records and clear X-ray photograms have undergone operation. Of these 30 cases, 16 cases underwent posterior closing wedge osteotmy with instrumentation while the height of the osteotomy and the correction of the angle have been measured; 14 cases underwent spinal osteotomy with cage inserting into the intervertebral gap and closing posteriorly by a single posterior approach while the height of the osteotomy, the height and the place of the cage and the correction of the angle were also measured. A simple geometrical model was simulated to calculate the relationship between the height of the oeteotomy and the correction of the angle and these results are finally compared with the data coming from the actual measuring by the Wilcoxon statistic method. Results The distribution of data from the 16 cases by posterior closing wedge osteotomy with instrumentation was as such: 9 male and 7 female, the mean age was 49.2 years (range 38--70), the kyphosis improved from an average of 30° (range 15°--45°) preoperatively to 4° (range -26°--30°) postoperatively, the kyphosis was corrected on average 2.5-0 per 1 mm in the height of the osteotomy. The results from the simple geometrical model were that the mean of the correction of the angle per 1 mm was 2.2°. As a result, there was no significant difference (P 〉0.05) when comparing the measurement collected with the result simulated from the geometric model. The distribution of data from the 14 cases by spinal osteotomy with cage inserting into the interv 相似文献