Bioconversion of waste newspaper into fermentable sugars at different temperatures with Aspergillus niger cellulase concentrationsJ Boitumelo M Sibiya, J Pieter H van Wyk

J. Terblanche, Cape Town J.A. Myburgh, Johannesburg J. Krige, Cape Town P.C. Bornman, Cape Town L.C. van Rensburg, Stellenbosch C.J. Nel, Bloemfontein J.A. van Wyk, Medunsa E.M. Barker, Natal H.H. Lawson, Johannesburg V.O.L. Karusseit, Pretoria Chairman and national delegate Vice-chairman Secretary/treasurer Committee member Committee member Committee member Committee member Committee member Co...

or hypothyroidism. (b) Medical therapy: frequent and prolonged, with the need for supervision, the risk of toxic reactions, and the chance of eventual failure. Surgical mortality may be small but is present in most of the recQrded series (Hayles, Kennedy, Beahrs, and Woolner/ 1959; Kunstadter and Stein, 1955; McClintock, Frawley, and Holden, 1956; Van Wyk, Grumbach, Shepard, and Wilkins, 1956) ...

Primary hypothyroidism in the juvenile population generally leads to retardation of linear growth and delay or even arrest of puberty. However, in rare conditions, children with long-standing hypothyroidism present with signs of Van Wyk-Grumbach's syndrome (VWGS) which include juvenile hypothyroidism, delayed bone age, and pseudoprecocious puberty. We report a rare case of prepubertal male chil...

The clinical picture of short stature, neck webbing, and cubitus valgus was first described by Ulirich (1930) in males and females with normal pubertal development. In his classical description, Turner (I938) described a similar clinical picture in females who had primary amenorrhoea. Since the original description, numerous contributions have been made to the study of this syndrome: sex chroma...