Clinical science and molecular medicine. Supplement最新文献

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The effects of calcium and calcium-ionophores (X 537 A and A 23187) on renin release in the isolated perfused rat kidney. 钙和钙离子载体(X 537a和A 23187)对离体灌注大鼠肾脏肾素释放的影响。
U Schwertschlag, E Hackenthal, R Hackenthal, G H Rohs
{"title":"The effects of calcium and calcium-ionophores (X 537 A and A 23187) on renin release in the isolated perfused rat kidney.","authors":"U Schwertschlag,&nbsp;E Hackenthal,&nbsp;R Hackenthal,&nbsp;G H Rohs","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>1. Calcium depletion from the medium of the isolated perfused kidney reduced renin release and renal perfusate flow. 2. Reintroduction of calcium increased renin release and perfusate flow. 3. The ionophore X 537 A (0.1-4 micromol/1) increased renin release both in the presence and absence of calcium in the medium. 4. The ionophore A 23187 (1-10 nmol/1) increased as well as decreased renin release. There was a positive correlation between direction of this effect and renal perfusate flow. 5. The results are compatible with the view that the effects of calcium and ionophores on renin release are the sum of direct and indirect effects of these agents, the predominant indirect effect being the modification of vascular tone.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"171s-174s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11575286","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Long-term treatment of hypertension in man by an orally active angiotensin-converting enzyme inhibitor. 口服活性血管紧张素转换酶抑制剂对高血压的长期治疗。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055293s
H R Brunner, H Gavras, G A Turini, B Waeber, P Cappuis, D N McKinstry
{"title":"Long-term treatment of hypertension in man by an orally active angiotensin-converting enzyme inhibitor.","authors":"H R Brunner,&nbsp;H Gavras,&nbsp;G A Turini,&nbsp;B Waeber,&nbsp;P Cappuis,&nbsp;D N McKinstry","doi":"10.1042/cs055293s","DOIUrl":"https://doi.org/10.1042/cs055293s","url":null,"abstract":"<p><p>1. Captopril or SQ 14 225, administered orally twice a day, reduced the blood pressure of hypertensive patients whatever their clinical diagnosis and even when their plasma renin activity was 'normal' or low. 2. Long-term administration of captopril, either alone or together with diuretics, provides a powerful new tool with which to treat ambulatory hypertensive patients. 3. The renin system may play an important role in maintaining blood pressure in a majority of hypertensive patients.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"293s-295s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055293s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11431060","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 21
Brain catecholamines and catecholamine-synthesizing enzymes in renovascular hypertension in the rat. 肾血管性高血压大鼠脑内儿茶酚胺及儿茶酚胺合成酶的研究。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055101s
M A Petty, J L Reid
{"title":"Brain catecholamines and catecholamine-synthesizing enzymes in renovascular hypertension in the rat.","authors":"M A Petty,&nbsp;J L Reid","doi":"10.1042/cs055101s","DOIUrl":"https://doi.org/10.1042/cs055101s","url":null,"abstract":"<p><p>1. Noradrenaline content of several rat brain stem and hypothalamic nuclei falls transiently at 72 h after initiation of renovascular hypertension (one-kidney Goldblatt model). 2. Tyrosine hydroxylase activity is significantly reduced in posterior, paraventricular and periventricular nuclei of hypothalamus at this time but returns to control value by 7 days. 3. Treatment with hydrallazine, 5 mg/kg intraperitoneally, twice daily or methaoxamine, 5 mg/kg, three times daily for 3 days respectively raises and lowers the noradrenaline content of brain nuclei, suggesting that short-term changes in noradrenaline may be secondary to afferent baroreceptor input. 4. At later times after the development of renovascular hypertension (7 and 28 days) activity of phenylethanolamine-N-methyl transferase is increased in the nucleus of the solitary tract and the locus coeruleus. 5. Brain catecholamines may participate both early in the development and later in the maintenance of renovascular hypertension.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"101s-103s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055101s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11254590","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Labetalol in hypertensive patients with angina pectoris: beneficial effect of combined alpha- and beta-adrenoreceptor blockade. 拉贝他洛尔对合并心绞痛的高血压患者:联合肾上腺素受体阻断的有益效果。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055283s
W F Lubbe, D A White
{"title":"Labetalol in hypertensive patients with angina pectoris: beneficial effect of combined alpha- and beta-adrenoreceptor blockade.","authors":"W F Lubbe,&nbsp;D A White","doi":"10.1042/cs055283s","DOIUrl":"https://doi.org/10.1042/cs055283s","url":null,"abstract":"<p><p>1. Eight hypertensive patients with angina pectoris had placebo added to their existing medications for 8 weeks, then incremental doses of active labetalol with simultaneous stepwise reduction in other medicines until blood pressure was satisfactorily controlled; after that only labetalol and thiazide (8 weeks) and finally labetalol-placebo together with previous beta-adrenoreceptor antagonists and thiazide for 4 weeks were administered. 2. During the labetalol plus thiazide period resting blood pressures and measurements obtained during isotonic exercise, isometric exercise and the cold pressor test were significantly lower than during the initial placebo addition period. Angina scores were significantly reduced during this period. 3. During the final treatment with placebo, beta-adrenoreceptor antagonist and thiazide, blood pressures remained reduced, but angina was significantly worse. 4. Labetalol which antagonizes both alpha- and beta-adrenoreceptors produced better relief of angina pectoris than beta-adrenoreceptor antagonists during improvement in blood pressure in hypertensive patients.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"283s-286s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055283s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11254598","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Relation between prognosis and the blood pressure before and during treatment of hypertensive patients. 高血压患者治疗前后血压与预后的关系。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055333s
D G Beevers, J Johnston, B L Devine, F G Dunn, H Larkin, D M Titterington
{"title":"Relation between prognosis and the blood pressure before and during treatment of hypertensive patients.","authors":"D G Beevers,&nbsp;J Johnston,&nbsp;B L Devine,&nbsp;F G Dunn,&nbsp;H Larkin,&nbsp;D M Titterington","doi":"10.1042/cs055333s","DOIUrl":"https://doi.org/10.1042/cs055333s","url":null,"abstract":"<p><p>1. A study was conducted amongst 1247 treated hypertensive patients to determine the predictive power of untreated baseline and achieved treated blood pressures in the development of the complications of hypertension. In addition the relative importance of systolic and diastolic pressures was calculated. 2. Statistical analysis was done by calculating univariate differences in blood pressure between cases with and without complications. The higher the univariate distance, the greater the predictive power. 3. Blood pressures achieved during treatment were more important than baseline pressures for predicting stroke in both men and women, confirming the benefits of antihypertensive therapy in preventing strokes. 4. There was some evidence of prevention of myocardial infarction in men and of angina in women as a result of therapy. 5. There was no evidence to suggest that any one group of drugs, including beta-adrenoreceptor-blocking drugs and thiazides, conferred any extra benefit in preventing coronary heart disease. 6. The systolic blood pressures achieved during treatment predicted stroke better than diastolic pressure, but no consistent trends were found for coronary heart disease.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"333s-336s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055333s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11255435","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 24
Altered activity of the sodium-potassium pump in arteries of rats with steroid hypertension. 类固醇性高血压大鼠动脉钠钾泵活性的改变。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055041s
M B Pamnani, D L Clough, F J Haddy
{"title":"Altered activity of the sodium-potassium pump in arteries of rats with steroid hypertension.","authors":"M B Pamnani,&nbsp;D L Clough,&nbsp;F J Haddy","doi":"10.1042/cs055041s","DOIUrl":"https://doi.org/10.1042/cs055041s","url":null,"abstract":"<p><p>1. Ouabain-sensitive uptake of 86Rb, a measure of the Na+-K+ pump activity, was studied in tail arteries of rats made hypertensive with deoxycorticosterone and saline. 2. Decreased activity of the ouabain-sensitive Na+-K+ pump supports the hypothesis that the activity of Na+-K+ pump is suppressed in volume expanded hypertension.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"41s-43s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055041s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11431061","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 72
The hypertension register of the North Karelia project. 北卡累利阿项目的高血压登记册。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055355s
A Nissinen, J Tuomilehto, P Puska
{"title":"The hypertension register of the North Karelia project.","authors":"A Nissinen,&nbsp;J Tuomilehto,&nbsp;P Puska","doi":"10.1042/cs055355s","DOIUrl":"https://doi.org/10.1042/cs055355s","url":null,"abstract":"<p><p>1. One major subprogramme of the North Karelia Project was the hypertension programme which aimed at lowering of the high blood pressure among the whole population, and expecially among middle-aged men. The hypertension programme consisted of intervention integrated with the existing health care structure of the county of North Karelia. 2. The hypertension register, which was the major tool of the programme, aimed to maintain patients in treatment and to get information about the development of the programme. Registration of hypertensive subjects was continuous between 1972 and 1977 and registered patients had annual follow-up examinations. 3. After 5 years of the programme, there were approximately 17 000 registered patients which is 9.7% of the total population. 4. Proportion of drop-outs at the annual follow-up examinations was less than 10%. 83% of the registered hypertensive subjects were under drug treatment after 3 years intervention. The percentage of normotensive subjects increased significantly year by year. 5. Preliminary results from the stroke register of the North Karelia Project indicate that the incidence of stroke decreased as hypertension control was improved.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"355s-358s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055355s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11495792","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Pressure-independent hypertrophy of veins and pulmonary arteries of spontaneously hypertensive rats. Characterization of function, structural and histochemical changes. 自发性高血压大鼠静脉和肺动脉的压力不依赖型肥大。功能、结构和组织化学变化的表征。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055031s
S Greenberg, E C Palmer, W M Wilborn
{"title":"Pressure-independent hypertrophy of veins and pulmonary arteries of spontaneously hypertensive rats. Characterization of function, structural and histochemical changes.","authors":"S Greenberg,&nbsp;E C Palmer,&nbsp;W M Wilborn","doi":"10.1042/cs055031s","DOIUrl":"https://doi.org/10.1042/cs055031s","url":null,"abstract":"","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"31s-36s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055031s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11496014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 30
The relationship between blood pressure and aortic collagen metabolism in renal hypertensive rats. 肾性高血压大鼠血压与主动脉胶原代谢的关系。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055027s
J M Foidart, G L Rorive, B V Nusgens, C M Lapiere
{"title":"The relationship between blood pressure and aortic collagen metabolism in renal hypertensive rats.","authors":"J M Foidart,&nbsp;G L Rorive,&nbsp;B V Nusgens,&nbsp;C M Lapiere","doi":"10.1042/cs055027s","DOIUrl":"https://doi.org/10.1042/cs055027s","url":null,"abstract":"1. Biosynthesis and deposition of collagen, as well as DNA and total proteins, are increased in aortae of rats after 1, 3 and 6 weeks of hypertension. 2. The maximal increase in the rate of synthesis of collagen is observed within one week of hypertension when the stress to the arterial wall is maximal. 3. Reserpine administration prevents hypertension and inhibits the increase of collagen metabolism. 4. At any time of evolution of the hypertension, a linear positive correlation is found between the collagen content in the aorta and the level of blood pressure. 5. These data suggest that synthesis of matrix components by the arterial smooth-muscle cells is controlled by variation in the blood pressure level and is not a direct consequence of circulating humoral factors liberated by the ischaemic kidney.","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"27s-29s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055027s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11496166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evidence for an unidentified, adrenocorticotrophic hormone-dependent mineralocorticoid maintaining hypertension in young women with hypoaldosteronism. 证据不明,肾上腺皮质促激素依赖的矿物皮质激素维持高血压的年轻女性低醛固酮增多症。
Clinical science and molecular medicine. Supplement Pub Date : 1978-12-01 DOI: 10.1042/cs055271s
W H Hoefnagels, J I Drayer, J A Hofman, A G Smals, T J Benraad, P W Kloppenborg
{"title":"Evidence for an unidentified, adrenocorticotrophic hormone-dependent mineralocorticoid maintaining hypertension in young women with hypoaldosteronism.","authors":"W H Hoefnagels,&nbsp;J I Drayer,&nbsp;J A Hofman,&nbsp;A G Smals,&nbsp;T J Benraad,&nbsp;P W Kloppenborg","doi":"10.1042/cs055271s","DOIUrl":"https://doi.org/10.1042/cs055271s","url":null,"abstract":"<p><p>1. Pronounced hypoaldosteronism was found in five young women with low-renin hypertension and characteristic features of the mineralocorticoid hypertensive syndrome. 2. There was no overproduction of the mineralocorticoids 11-deoxycorticosterone and 18-OH-11-deoxycorticosterone. 3. Dexamethasone restored blood pressure to normal, decreased body weight, increased plasma potassium, and increased plasma renin activity and aldosterone excretion in all patients. 4. The data suggest overproduction of an unknown adrenocorticotrophic hormone-dependent mineralocorticoid maintaining hypertension in these patients.</p>","PeriodicalId":10672,"journal":{"name":"Clinical science and molecular medicine. Supplement","volume":"4 ","pages":"271s-274s"},"PeriodicalIF":0.0,"publicationDate":"1978-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1042/cs055271s","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11496167","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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