The current picture of biotechnology as a science suggests its potential for sustainable development, if to consider its environmental compatibility, economic viability and social responsibility. The geographical patterning of biotechnology capacity and utilization reveals the technology gap, ‘genetic divide’, between developed and developing countries. Due to institutional insufficiency, devel...

BACKGROUND Despite several studies attempting to identify the risk factors for dementia, little is known about the impact of childhood living conditions on cognitive function in later life. The present study aims to examine the unique contribution of food insufficiency in childhood to dementia in old age. METHODS Data for this study of 2,745 older Malaysians aged 60 years and older was obtain...

Kimmerle’s anomaly is a rare and serious pathology of the 1st cervical vertebra, which may sometimes lead to hardly explicable changes in vertebrobasilar circulation. Also known as ponticulus posticus (PP), this phenomenon encircles the vertebral artery and suboccipital nerve and is associated with vertigo, vertebro-basilar insufficiency, neck pain, shoulder pain and cervicogenic headache sympt...

BACKGROUND AND PURPOSE Hyperperfusion syndrome is a rare but well-described complication after endarterectomy or stenting in the carotid circulation. SUMMARY OF CASE A 66-year-old man who had vertebrobasilar insufficiency refractory to medical treatment because of an intracranial right side vertebral stenosis was referred to our institution for endovascular treatment. Stenting was performed, ...

This paper presents an integrative approach to understanding of the inner experience of suicidal persons in terms of hemispheric asymmetry. The right hemisphere is involved in formation of polysemantic context. Polysemantic context is determined by multiple interconnections among its elements, while each concrete element bears the stamp of the whole context. Left hemisphere functioning leads to...

OBJECTIVE To evaluate the effects of acute sleep deprivation on the level of perceived occupational stress and cognitive functioning in a group of medical residents. DESIGN Prospective study. SETTING Regional hospital, Hong Kong. PARTICIPANTS Twenty-one residents who had regular in-hospital on-call duties. MAIN OUTCOME MEASURES From January to April 2002, participants were asked to comp...