In this article, we study the high resolution quantization problem for Rdvalued stochastic processes X that are solutions of stochastic differential equations. We let C([0, 1],Rd) denote the set of continuous functions mapping [0, 1] to Rd and denote by ‖·‖[0,1] the corresponding supremum norm, i.e. ‖f‖[0,1] = supt∈[0,1] |f(t)|. Analogously, Lq([0, 1],Rd) denotes the Lq-space of functions mappi...

A model of irradiated cell survival probability based on cell-cycle regulation of an avascular tumor is developed. It is shown, that for high doses as used in hypofractionated regimens the conventional linear quadratic (LQ) model grossly underestimate cell survival. The surviving fraction of tumor cells in hypoxic and normoxic conditions is calculated as a function of dose for an equivalent tum...

BACKGROUND We evaluated the performance of two different array-based techniques, a bead-based multiplex genotyping method (LQ; digene HPV Genotyping LQ Test, QIAGEN, Germany) and a DNA chip-based method using peptide nucleic acid probes (PANArray; PANArray HPV Genotyping Chip, Panagene, Korea), for detection of human papillomavirus (HPV) and genotyping of high-risk (HR) or probable high-risk (P...

S AbstractWe analyze the robust stability of Inverse LQ regulators for single-input linear systems with uncertain input delay. Unlike the usual LQ regulator, the Inverse LQ regulator has a gain tuning parameter that can be chosen freely to some extent without losing its LQ optimality. Utilizing this freedom we seek the range of tuning parameter that ensures the robust stability against the unce...

Although the cholinesterase inhibitor tacrine has been successfully used for the treatment of Alzheimer's disease, it is known to have hepatotoxic effects. Liquiritigenin (LQ), an active flavonoid in Glycyrrhizae radix, exerts protective effects against liver damage. This study investigated the toxic effect of tacrine on hepatocytes and the beneficial effect of LQ on tacrine intoxication in viv...

Liquiritigenin (LQ) is a flavonoid that can be isolated from Glycyrrhiza radix. It is frequently used as a tranditional oriental medicine herbal treatment for swelling and injury and for detoxification. However, the effects of LQ on cognitive function have not been fully explored. In this study, we evaluated the memory-enhancing effects of LQ and the underlying mechanisms with a focus on the N-...

This paper considers solving the unconstrained lq-norm (0 ≤ q < 1) regularized least squares (lq-LS) problem for recovering sparse signals in compressive sensing. We propose two highly efficient first-order algorithms via incorporating the proximity operator for nonconvex lq-norm functions into the fast iterative shrinkage/thresholding (FISTA) and the alternative direction method of multipliers...

Unlike Western medicine that generally uses purified compounds and aims to target a single molecule or pathway, traditional Chinese medicine (TCM) compositions usually comprise multiple herbs and components that are necessary for efficacy. Despite the very long-time and wide-spread use of TCM, there are very few direct comparisons of TCM and standard cytotoxic chemotherapy. In the present repor...

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Glutamate has a key role in the neuronal cell damage associated with Alzheimer's and Parkinson's diseases. Liquiritin (LQ), a major constituent of Glycyrrhiza Radix, possesses various pharmacological activities. The present study investigated the neuroprotective effect of LQ against glutamate‑induced cell damage in the differentiated PC12 (DPC12) rat pheochromocytoma cell line. Pretreatment wit...