Design. In a rat model of neuropathic pain produced by chronic constrictive injury (CCI) of the sciatic nerve, thermal hyperalgesia, and mechanical allodynia were observed from day 2 after surgery. An electroconvulsive shock (ECS) was administered to rodents once daily for 6 days on days 7-12 after CCI operation using a pulse generator. Thermal and mechanical stimulation tests were performed to assess pain thresholds. Real-time polymerase chain reaction was used to measure the gene expression levels for Stem Cell Compound Library datasheet 5HT(1A)R, 5HT(2A)R, neuropeptide Y (NPY), and GABAA(alpha 1)R in the brain.
Results. After ECS, the latency to withdrawal from thermal stimulation was significantly
increased; however, pain withdrawal thresholds in response to mechanical stimulation were not significantly changed. Expression ratios of NPY were significantly greater after ECS.
Conclusion. Symptoms of neuropathic pain improved and expression of NPY in the brain was increased in CCI model rats after ECS, suggesting that changes in the expression of NPY in the brain may be related to the mechanism of action of ECT in treating neuropathic pain.”
“There are several breast cancer experimental models including cell lines, which are commonly used due to ease of handling and storage. Selleckchem GW4869 However, the continued propagation of cell lines and distribution among laboratories results in genetic
drift and distancing from the in-vivo model. Primary organ culture of breast cancer slices may produce biological responses with high standard deviation for different samples, reflecting the heterogeneity of different tumors. Thus, the organ culture model system offers a new perspective to the results obtained in the cell lines and offers an alternative for studies that seek to individualize treatment for each patient, an increasingly prominent concern in current cancer therapy.
European Journal OICR-9429 research buy of Cancer Prevention 21:333-335 (C) 2012 Wolters Kluwer Health vertical bar Lippincott Williams & Wilkins.”
“We investigated clinical outcomes in patients with ST-segment elevation myocardial infarction (STEMI) and multivessel coronary artery disease (CAD) treated for initial culprit-only or by initial simultaneous treatment of nonculprit lesion with culprit lesion. Optimal management of multivessel disease in STEMI patients treated by primary percutaneous coronary intervention (PCI) is still unclear in the drug-eluting stent era. We compared clinical outcomes of 274 STEMI patients (69.3 +/- 11.8 years, 77 % men) in the Ibaraki Cardiovascular Assessment Study registry who underwent initial culprit-only (OCL, n = 220) or initial multivessel PCI of nonculprit lesion with culprit lesion (NCL, n = 54) from April 2007 to August 2010. Major adverse cardiac and cerebrovascular events (MACCE) included all-cause death, myocardial infarction (MI), target-vessel revascularization (TVR), and cerebrovascular accident (CVA).
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