Ramandeep Sandhu

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Chinese hamster cells (V79 379A) cells from a human small cell carcinoma of the lung (ME/MAR) and two xenografted human melanomas (HX117 and HX118) have been grown as multicellular spheroids in vitro. The radiation response of these four cell types has been compared when grown as spheroids (200 or 400 micron in diameter) and as single cells from(More)
Keywords: Role-based access control RBAC Role theory Information Security Survey a b s t r a c t The concept of roles has been prevalent in the area of Information Security for more than 15 years already. It promises simplified and flexible user management, reduced administrative costs, improved security, as well as the integration of employees' business(More)
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