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Biomedical subjects

B Heinig

Publications and source records attributed to B Heinig.

6 recordsLinked to original sources

Antimicrobial-finished textile three-dimensional structures.

This paper describes the possibilities of antimicrobial finishing of three-dimensional spacer fabrics and its applications, and gives information about the different effects. A research project of the Textilforschungsinstitut Thüringen-Vogtland Greiz is presented in which medical shoe insoles, based on specially manufactured three-dimensional spacer fabrics, made of permanently effective antimicrobial yarns were used for interesting and functional textile products. Furthermore, work of the research institute Forschungsinstitut für Leder und Kunststoffbahnen Freiberg is presented which describes the silver-coating process and application of textile materials using antimicrobial substances. The chemical and mechanical stability is investigated, and proof of the effectiveness is supplied. The results show that in the three-dimensional spacer fabrics both - antimicrobial yarn materials and thin silver films with antimicrobial substances - can achieve an antimicrobial effect, even in low quantities.

Anti-Infective Agents↗

Somatomedin and growth hormone in psychosocial dwarfism.

The diagnosis of psychosocial dwarfism (PSD) was made in a 7 year old boy upon admission to the hospital. In the period following admission, he grew at a slightly accelerated rate of 0.6 cm in 24 days (extrapolated growth rate--9.1 cm/yr); his caloric intake was 1663 calories/day (147 cal/kg/day), stimulable growth hormone was 5.9 ng/ml and somatomedin activity was in the hypopituitary range (0.24, 0.05 U/ml). In the following period of marked catch-up growth of 8.6 cm in 102 days (extrapolated growth rate 30.8 cm/yr), his caloric intake decreased significantly to 1514 cal/day (106 cal/kg/day, 0.005 less than p less than 0.01), stimulable growth hormone in this period was 13.6 ng/ml and somatomedin activity normalized (0.98 U/ml). While under continued observation, with separation from his favorite nurse, his growth velocity dropped significantly to the rate immediately following admission, but there was no change in his stimulable growth hormone or in somatomedin activity. With the return of his favorite nurse, he resumed his previous rapid catch-up growth with no change in caloric intake (p equals not significant), growth hormone level, or somatomedin activity. Upon transient return to his depriving home, his growth rate decreased to 1.4 cm in 70 days (extrapolated growth rate 7.2 cm/yr); growth hormone remained in the normal range. Somatomedin activity was in the low normal range (0.57 U/ml) and rose to high normal activity (1.31 U/ml) as rapid catch-up growth resumed after he had been readmitted. We conclude from these data that: 1. Serum somatomedin in longstanding untreated PSD may be in the hypopituitary range. 2. Markedly fluctuating growth rates during recovery in this patient with PSD were not due to changes in caloric nutrition, growth hormone release or somatomedin activity, but to an as yet unidentified factor affecting growth during emotional stress.

Affective Symptoms↗