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Biomedical subjects

I Effendi

Publications and source records attributed to I Effendi.

8 recordsLinked to original sources

Survival of the fish pathogen Aeromonas salmonicida in seawater.

Survival of Aeromonas salmonicida in natural (non-sterile) seawater, as determined from colony counts on marine agar, was found to be influenced by the presence of potentially inhibitory organisms, i.e., Acinetobacter, Aeromonas hydrophila, Chromobacterium, Escherichia coli, Flavobacterium and Pseudomonas, and their metabolites. Yet, samples, thought to be devoid of culturable A. salmonicida, were found to contain cells, which were filterable through 0.22 and 0.45 microns Millipore Millex porosity filters, and were recoverable on a specialised medium for L-forms, i.e. L-F medium.

Aeromonas↗

The relation between betel chewing and dental caries.

In the eastern part of Java and on the island of Bali betel chewing is a very common habit confined principally to females. The purpose of the present study was to examine the influence of betel chewing on the prevalence of dental caries. The study, which is based upon 982 villagers, indicates a strong inverse relationship between the prevalence of dental caries and the intensity of betel chewing. The possible mechanisms whereby betel chewing may have a caries-inhibiting effect are discussed.

Adolescent↗

Dental mutilations among villagers in Central Java and Bali.

In Central Java and on the island of Bali 779 and 437 villagers respectively were examined for dental mutilations. In Java 81.1% of the males and 99.2% of the females showed dental mutilations in the form of grinding the incisal and vestibular surfaces of the maxillary incisors and canines. In Bali, the figure for males was 91.3% and for females 96.6%. In Java as well as on the island of Bali most of the mutilations had been subjected to artificial staining. The authors have found a relief in the temple of Borobudur, built about 800 A.D., possibly depicting the performance of a dental mutiliation.

Adolescent↗