Reply to JB Lavine

JB Commentary

Advances in stem cell biology have clarified that a tumour is a collection of heterogeneous cell populations, and that only a small fraction of tumour cells possesses the potential to self-renew. Delta-like 1 protein (Dlk-1) is a surface antigen present on foetal hepatic stem/progenitor cells but absent from mature hepatocytes in neonatal and adult rodent liver. Using a monoclonal antibody (mAb...

JB Khadka

The Authors’ Reply

07 Trap (JB/D)

Very limited funds are available for expenditure on drugs in the public health sector in most African countries. For example, in Zimbabwe during the 1994–95 fiscal year, about US$5 was spent in the public sector on drugs and supplies per person. Ensuring the optimal use of these limited funds is one of the major challenges facing health managers. The study described in this paper aimed to evalu...

LCMS_Chap09 (JB-D)

This definition is clearly legally motivated and does not support the discussion of technical issues. The number and classes of prohibited substances is very complex in human sports, where selected stimulants, narcotics, hormones, β2agonists, anti-oestrogenic agents and diuretics are covered. The situation becomes even more confusing if the term ‘doping’ is extended to animal (e.g. equestrian) ...