18; 95% CI, 1.06-16.51; P = .04), poor tibia] runoff (OR, 4.42; 95% CI, 1.16-16.82; P = .03), and preprocedural neutrophil count in the third tertile (OF, 10.77; 95% CI, 2.19-52.91; P = .003) were independent predictors of outcome.
Conclusions. MS-275 in vivo The results suggest that the preprocedural neutrophil count could be used in global risk factor assessment of patients with advanced PVD who are being considered for PTA. The neutrophil count may reflect the burden of atherosclerosis and tissue damage, and so could identify patients who need more aggressive intervention for advanced PVD. (J Vasc Surg 2008;48:1504-8.)”
“Low dose total-body gamma-irradiation (TBI) was reported to confer
neuroprotection against MPTP-induced dopaminergic neurotoxicity. After being pretreated with a single low dose (0.5 Gy, 2.0 Gy or 3.5 Gy) TBI, C57BL/6 mice were administered with MPTP
(75 mg/kg, four times, 2 h apart) intraperitoneally (i.p.). In the group pretreated with 2.0 Gy TBI, with lower lymphocytes number, neuroprotection was found by High Performance Liquid Chromatography (HPLC) determination of the striatal dopamine. Contrarily, in the group pretreated with 0.5 Gy TBI, with higher lymphocytes number, dopaminergic neuron toxicity was enhanced. So it was probably the decrease of lymphocytes, not the radiation hormesis that rendered the potential neuroprotection. And it was the balance between radiation injury and lymphocytopenia neuroprotection that decided the effect of low dose gamma-irradiation on MPTP-induced dopaminergic neurotoxicity. (C) 2008 Elsevier
Ireland Ltd. All rights reserved.”
“Objective:To investigate whether intermittent Thiamine-diphosphate kinase pneumatic selleck chemicals compression (IPC) augments skin blood flow through transient suspension of local vasoregulation, the veno-arteriolar response (VAR), in healthy controls and in patients with peripheral arterial disease (PAD).
Methods: Nineteen healthy, limbs and twenty-two limbs with PAD were examined. To assess VAR, skin blood flow (SBF) was measured using laser Doppler fluxmetry in the horizontal and sitting positions and was defined as percentage change with postural alteration [(horizontal SBF - sitting SBF)/horizontal SBF x 100]. On IPC application to the foot, the calf, or both, SBF was measured with laser Doppler fluxmetry, the probe being attached to the pulp of the big toe.
Results: Baseline VAR was higher in the controls 63.8 +/- 6.4% than in patients with PAD (31.7 +/- 13.4%, P = .0162). In both groups SBF was significantly higher with IPC than at rest (P < .0001). A higher percentage increase with IPC was demonstrated in the controls (242 +/- 85% to 788 +/- 318%) than in subjects with PAD, for each one of the three different IPC modes investigated (98 +/- 33% to 275 +/- 72%) with IPC was demonstrated. The SBF enhancement with IPC correlated with VAR for all three compression modes (r = 0.58, P = .002 for calf compression, r = 0.65, P < .0001 for foot compression alone, and r = 0.64, P = .