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Biomedical subjects

V Serý

Publications and source records attributed to V Serý.

At least 19 recordsLinked to original sources

Antibacterial properties of the Vietnamese cajeput oil and ocimum oil in combination with antibacterial agents.

Main antibacterially active agents obtained from plants-Cajeput essential oil--1,8 cineol, linalool, alpha-terpineol and terpinen-4-ol, for example from Melalleuce leucadendron (Myrtaceae) as well as essential oil from Ocimum gratissimum (Labiatae) were combined in tests in vitro with selected antibiotics. Above mentioned plant products were found to be effective medicaments for local application in modern medical practice. Combinations with antibiotics potentiated their therapeutical action. On the basis of tests in vitro the synergistic action of these two kinds of medicaments, i.e., preparations traditionally used for a few last decades--antibiotics--might be well applied for therapeutical needs.

Anti-Bacterial Agents

Typhoid fever survey in two localities in Vietnam.

As a part of multipurpose health survey of the population in Vietnam the antibodies against S. typhi were determined by the micromethod using haemagglutination test (O-antigen 9, 12) and agglutination test using standard H-diagnostic antigen (d). Totally 292 sera were examined, 139 from Duyen Thai village and 154 from Mai Chau. The data on vaccination against typhoid fever are recorded only in 102 persons. The positivity on Vi antibodies is very high--70% in Duyen Thai and 47% in Mai Chau. This finding is significant according to the high titres in the carriers of S. typhi. The titres of all antibodies are lower in Mai Chau area situated in mountains then in crowded lowlands of Duen Thai. The level of antibodies is decreasing with age. The frequency distribution of antibodies by age proves endemicity of the disease in area, where a large part of population is infected already before reaching 20 years of age. The effectivities of vaccination is discussed.

Adolescent

Environmental protection and its trends in developing countries.

On instances of some worldwide problems of environmental protection, the authors refer to the fact, that a target of industrial countries is to help to the developing countries. Mainly it means an aim in such sense, that the dangerous failures and faults which happened in the past, should not be repeated as a consequence of temporaneous economical problems in the Third World. In the long run it is a common interest of all and certainly a sufficient motivation of a commonly coordinated effort in this field. It is at most desirable, that all developing projects, from a simple water supply to the integrated developing concepts, for example eco-agriculture projects, correspond with the national interests as well as with the specific requirements of environmental control.

Developing Countries

Immunological surveys of antibodies against B. pertussis and B. parapertussis in some African and Asian countries.

Immunological surveys in African and Asian countries showed a different degree of herd immunity in the respective countries and the circulation of various types of B. pertussis. Antibodies against B. parapertussis, the second aertiological agent of whooping cough, were found in all countries in all age groups. Before planning any vaccination program, attention should be paid to the vaccine concerning the content of all types of B. pertussis, as was shown in the results of the testing of different vaccines used in Mongolia and Algeria. It is also possible to estimate the age limit for vaccination and thus economic use of the vaccine. The contemporary state of reporting whooping cough cases is very unsatisfactory.

Adolescent