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[TDI determination in polyurethane paints and in work environment (author's transl)]. [聚氨酯涂料和工作环境中TDI的测定[作者简介]。
Lavoro umano Pub Date : 1976-03-01
M Scrima, P Salvadori
{"title":"[TDI determination in polyurethane paints and in work environment (author's transl)].","authors":"M Scrima,&nbsp;P Salvadori","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A simple gas chromatographic method is described for the analytical determination of free monomeric TDL in polyurethane paints. Analyses of commercial products used in furniture plants showed a high percentage of free monomer with repercussion on the air and work environment.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"28 2","pages":"48-59"},"PeriodicalIF":0.0,"publicationDate":"1976-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"11407704","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
[Functional conditions of the respiratory system and work site pollution. III. Relationships between "risk indicators" and "respiratory risk" in a chemical industry (author's transl)]. 呼吸系统功能状况及工作场所污染。3化学工业中“风险指标”与“呼吸风险”之间的关系[作者译]。
Lavoro umano Pub Date : 1976-03-01
G Pezzagno, L Pozzoli, G Catenacci, E Capodaglio, G Moscato
{"title":"[Functional conditions of the respiratory system and work site pollution. III. Relationships between \"risk indicators\" and \"respiratory risk\" in a chemical industry (author's transl)].","authors":"G Pezzagno,&nbsp;L Pozzoli,&nbsp;G Catenacci,&nbsp;E Capodaglio,&nbsp;G Moscato","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The results are reported of a retrospective study carried out by the authors on 717 workers of a chemical industry whose exposure was diversified and quantified through a work environment survey. A comparison between \"risk indicators\" and both objective (respiratory function changes) and subjective (chronic bronchopneumopathy symptoms) \"risks\" showed a significant probability of the causal role played by work environment pollution in respect of the repiratory changes found by the authors.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"28 2","pages":"33-47"},"PeriodicalIF":0.0,"publicationDate":"1976-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12201138","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
[Operating room ethrane pollution (author's transl)]. [手术室乙烷污染(作者译)]。
Lavoro umano Pub Date : 1976-01-01
R D Zotti, S Volpe, F Gobbato
{"title":"[Operating room ethrane pollution (author's transl)].","authors":"R D Zotti,&nbsp;S Volpe,&nbsp;F Gobbato","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Several surveys of ethrane pollution were made by the authors in operating rooms, either equipped or not with general ventilation systems, during operations where non-rebreathing anaesthesia devices were used. In operating rooms without general ventilation systems, but with simple air conditioning systems, ethrane pollution was found to be rather high and to attain 30-40 ppm at the fourth hour of operation. No statistically significant differences were elicited among levels found at the anaesthetist, surgeon and assistance personnel sites. The authors analyze the kinetics of ethrane pollution as a function of its consumption and of time and discuss the most suitable means for decreasig and preventing such pollution.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"28 1","pages":"1-9"},"PeriodicalIF":0.0,"publicationDate":"1976-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12149269","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
[Benzene acute aleukemic leukosis, with widespread leukemic parenchymal infiltration (author's transl)]. [苯急性白血病，伴广泛白血病实质浸润(作者图)]。
Lavoro umano Pub Date : 1976-01-01
G Pollini, G P Biscaldi, L Carosi
{"title":"[Benzene acute aleukemic leukosis, with widespread leukemic parenchymal infiltration (author's transl)].","authors":"G Pollini,&nbsp;G P Biscaldi,&nbsp;L Carosi","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A case is reported by the authors of a progressive benzene hemopathy with a final leukemic evolution. The leukemic pattern was an autopsy \"\"surprise'', inasmuch as never, even in the hours just before death, could leukemic cells be detected in the blood stream. The authors discuss some pathogenic aspects, with particular emphasis on the systemic spreading of a malignant hemopathy from very few leukemic cells in bone marrow.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"28 1","pages":"10-6"},"PeriodicalIF":0.0,"publicationDate":"1976-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12149270","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
[Epidemiologic evaluation of isocyanate immediate irritative action: 'one day effect' control (author's transl)]. [异氰酸酯即刻刺激作用的流行病学评价:“一日效应”控制[作者简介]。
Lavoro umano Pub Date : 1976-01-01
C Mapp, G Mastrangelo, L Fabbri, G Marcer, B Saia
{"title":"[Epidemiologic evaluation of isocyanate immediate irritative action: 'one day effect' control (author's transl)].","authors":"C Mapp,&nbsp;G Mastrangelo,&nbsp;L Fabbri,&nbsp;G Marcer,&nbsp;B Saia","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Nineteen MDI exposed workers showed ventilatory changes, after eight hour exposure, mainly involving upper respiratory airways; the changes reversed following a bronchodilator aerosol. An incomplete recovery of VC was found in some subjects; therefore, the possibility of changes in the lung elastic recoil forces was hypothesized. No statistically significant differences were found as to occupation and smoking habit, which suggests that even low MDI concentrations could be enough to give rise to acute effects. The greater impairment found in subjects who were already affected by morning time emphasizes the necessity that such subjects were not employed in their specific work.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"28 1","pages":"17-24"},"PeriodicalIF":0.0,"publicationDate":"1976-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12149271","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
Chromosome changes induced by ionizing radiations. Case reports (author's transl). 电离辐射引起的染色体改变。病例报告(作者翻译)。
Lavoro umano Pub Date : 1975-11-01
L Fontana, M Siccardi, V Ardoino
{"title":"Chromosome changes induced by ionizing radiations. Case reports (author's transl).","authors":"L Fontana,&nbsp;M Siccardi,&nbsp;V Ardoino","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The authors, after a short review of the literature, report four cases of acute accidental irradiation from Co60 exposure, however of slight degree. A cytogenetic study showed chromosome changes of unstable type only, which were also found in the case with 1,5 rem absorption.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"27 6","pages":"188-200"},"PeriodicalIF":0.0,"publicationDate":"1975-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12382700","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
[Histologic patterns of liver damage in chronic poisoning from tri-ortho-cresyl phosphate (author's transl)]. [三邻甲酰磷酸慢性中毒肝损害的组织学模式[作者译]。
Lavoro umano Pub Date : 1975-11-01
R Caudarella, P Gennari, G D'Antuono
{"title":"[Histologic patterns of liver damage in chronic poisoning from tri-ortho-cresyl phosphate (author's transl)].","authors":"R Caudarella,&nbsp;P Gennari,&nbsp;G D'Antuono","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Six subjects, affected with TOCP polyneuritis, were submitted to liver biopsy by means of Menghini's technique. By means of both optic and electron microscopy, histologic and ultrastructural findings of liver damage were evaluated, whose genesis is believed to be due to the toxic effect of TOCP. The hepatocytes showed changes, mainly represented by cloud-vacuolar swelling of the cytoplasm, with abnormalities of nuclear membrane and lipofuscin pigment accumulation. The above mentioned patterns were found in all the examined needle biopsies, which possibly account for their toxic nature.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"27 6","pages":"161-74"},"PeriodicalIF":0.0,"publicationDate":"1975-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12382698","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
[Functional conditions of the respiratory system and work site pollution. II. Prevalence of respiratory function changes in workers employed in bichromate and chromic acid production (author's transl)]. 呼吸系统功能状况及工作场所污染。2重铬酸盐和铬酸生产工人呼吸功能改变的患病率[作者译]。
Lavoro umano Pub Date : 1975-11-01
E Capodaglio, G Catenacci, G Pezzagno, G Poggi, L Pozzoli
{"title":"[Functional conditions of the respiratory system and work site pollution. II. Prevalence of respiratory function changes in workers employed in bichromate and chromic acid production (author's transl)].","authors":"E Capodaglio,&nbsp;G Catenacci,&nbsp;G Pezzagno,&nbsp;G Poggi,&nbsp;L Pozzoli","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The authors report the prevalence of respiratory function changes in two groups of workers employed in bichromate and chromic acid production. In the first group (82 subjects) examined at the Institute of Occupational Medicine, the following tests were performed: filling out of a questionnaire for cronic bronchitis; chest x-ray; spirometry; pulmonary diffusing capacity (DLco) measurement; blood gas analysis on arteriolized capillary; He and CO2 rapid expiratory curves determination. No environmental pollution data were available. In the second group (180 subjects) examined at the working site, the following tests were performed: filling out of a questionnaire -or chronic bronchitis; spirometric determination. Environmental pollution data were available. A causal connection is hypothesized by the authors between either roentgenologic or respiratory functional changes and chromium exposure, and an increased proportion between lung function changes and exposure length is stressed.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"27 6","pages":"175-87"},"PeriodicalIF":0.0,"publicationDate":"1975-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12382699","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
[The perception of physical performance in different work conditions (author's transl)]. [在不同工作条件下对身体表现的感知(作者译)]。
Lavoro umano Pub Date : 1975-09-01
G Costa, E Gaffuri
{"title":"[The perception of physical performance in different work conditions (author's transl)].","authors":"G Costa,&nbsp;E Gaffuri","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Borg's RPE method was used by the authors to evaluate physical performance of healthy subjects during exercise tests performed either in the night or daytime and involving different muscle masses (upper and lower limbs). The reliability of RPE scale was confirmed. The perception of physical performance appeared to be higher in the night-time and when upper limbs were involved.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"27 5","pages":"129-38"},"PeriodicalIF":0.0,"publicationDate":"1975-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12416854","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
[Experimental contribution to the study of the anticellular effect of diphenyl mercury (author's transl)]. [对二苯汞抗细胞作用研究的实验贡献(作者简介)]。
Lavoro umano Pub Date : 1975-09-01
V Sinibaldi, L Pavesi, G Robustelli Della Cuna, G Poggi
{"title":"[Experimental contribution to the study of the anticellular effect of diphenyl mercury (author's transl)].","authors":"V Sinibaldi,&nbsp;L Pavesi,&nbsp;G Robustelli Della Cuna,&nbsp;G Poggi","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The effect of diphenyl mercury on the chick embryo erythroblastic cell population and rat's bone marrow cells has been studied. The predominant cytologically observed effect of this compound was the c-mitotic action. Besides the well known capacity of spindle inactivation, the diphenyl mercury was able to induce chromosome fragmentation; a radiomimetic action of the compound is suggested.</p>","PeriodicalId":76102,"journal":{"name":"Lavoro umano","volume":"27 5","pages":"139-47"},"PeriodicalIF":0.0,"publicationDate":"1975-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"12416855","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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