30 research outputs found

    Adaptive Skin Color Prediction Using Multi Skin Color Models

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    In this paper, a new skin color detection method, in which a skin color model for a given image is adequately selected from a set of models to realize adaptive detection, is proposed. In the proposed method, multiple skin color models are tuned by a learning based on a concept of self-organizing adaptive controller. The skin color models for various lighting conditions can be obtained from small number of images. The effectiveness of the proposed method is verified by simulation results

    Donor Heme Oxygenase-1 Promoter Gene Polymorphism Predicts Survival after Unrelated Bone Marrow Transplantation for High-Risk Patients

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    Heme oxygenase-1 (HO-1), an intracellular enzyme that catalyzes the degradation of heme into biliverdin, free iron, and carbon monoxide, exerts anti-inflammatory and cytoprotective effects against endothelial cell injury. The HO-1 promoter gene has one important single-nucleotide polymorphism (SNP) rs2071746 (-413A>T) that is functional, and the A allele has been reported to be associated with higher HO-1 expression levels than the T allele. We investigated the influence of the HO-1 rs2071746 SNP on the transplant outcomes in 593 patients with hematological malignancies undergoing unrelated, human leukocyte antigen (HLA)-matched, T-cell-replete bone marrow transplantation (BMT) through the Japan Donor Marrow Program. In patients with high-risk diseases, the donor A/A or A/T genotype was associated with better 5 year overall survival (35% vs. 25%; p = 0.03) and 5 year disease-free survival (35% vs. 22%; p = 0.0072), compared to the donor T/T genotype. These effects were not observed in patients with low-risk diseases. The current findings therefore indicate that HO-1 rs2071746 genotyping could be useful for selecting donors and tailoring transplant strategies for patients with high-risk hematologic malignancies

    Comparison of efficacy of intensive versus mild pitavastatin therapy on lipid and inflammation biomarkers in hypertensive patients with dyslipidemia.

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    OBJECTIVE: Intensive as compared to mild statin therapy has been proven to be superior in improving cardiovascular outcome, whereas the effects of intensive statin therapy on inflammation and lipoprotein biomarkers are not well defined. METHODS: This study assigned essential hypertensive patients with dyslipidemia to 6 months administration of mild (1 mg/day, nβ€Š=β€Š34) or intensive pitavastatin therapy (4 mg/day, nβ€Š=β€Š29), and various lipid and inflammation biomarkers were measured at baseline, and 3 and 6 months after the start of treatment. RESULTS: Both pitavastatin doses were well tolerated, and there were no serious treatment-related adverse events. After 6 months, significant improvements in total cholesterol, triglycerides, low-density lipoprotein (LDL-) cholesterol, LDL/high-density lipoprotein cholesterol (LDL/HDL), apolipoproteins B, C-II, and E, apolipoprotein-B/apolipoprotein-A-I (Apo B/Apo A-I), and malondialdehyde (MDA-) LDL were observed in both groups. Compared with the mild pitavastatin group, the intensive pitavastatin therapy showed significantly greater decreases in C reactive protein (Fβ€Š=β€Š3.76, p<0.05), total cholesterol (Fβ€Š=β€Š10.65), LDL-cholesterol (Fβ€Š=β€Š23.37), LDL/HDL (Fβ€Š=β€Š12.34), apolipoproteins B (Fβ€Š=β€Š19.07) and E (Fβ€Š=β€Š6.49), Apo B/Apo A-I (Fβ€Š=β€Š13.26), and MDA-LDL (Fβ€Š=β€Š5.76) (p<0.01, respectively). CONCLUSION: Intensive pitavastatin therapy may have a more favorable effect not only in decreasing LDL-cholesterol but also in pleiotropic benefits in terms of improvement of apolipoproteins, inflammation, or oxidation

    Charge order lock-in by electron-phonon coupling in La1.675Eu0.2Sr0.125CuO4

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    Charge order is universal to all hole-doped cuprates. Yet, the driving interactions remain an unsolved problem. Electron-electron interaction is widely believed to be essential, whereas the role of electron-phonon interaction is unclear. We report an ultrahigh-resolution resonant inelastic x-ray scattering (RIXS) study of the in-plane bond-stretching phonon mode in stripe-ordered cuprate La1.675Eu0.2Sr0.125CuO4. Phonon softening and lifetime shortening are found around the charge ordering wave vector. In addition to these self-energy effects, the electron-phonon coupling is probed by its proportionality to the RIXS cross section. We find an enhancement of the electron-phonon coupling around the charge-stripe ordering wave vector upon cooling into the low-temperature tetragonal structure phase. These results suggest that, in addition to electronic correlations, electron-phonon coupling contributes substantially to the emergence of long-range charge-stripe order in cuprates

    Clinical features and surgical selection in colitis-associated colorectal cancer with ulcerative colitis

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    Abstract Purpose The aim of this study was to compare the clinical characteristics of ulcerative colitis (UC) patients who underwent surgery for cancer/dysplasia with those who underwent surgery for refractory disease and to discuss the preoperative preparation for successful hand-sewn IPAA. Methods Patients who underwent surgery for UC between January 2014 and December 2021 at Hyogo Medical University were included in the study. A total of 443 UC surgical cases were included in the study, which comprised 188 cancer/dysplasia patients and 255 refractory patients. Clinical records were compared retrospectively. Results The proportion of surgical UC cases with cancer/dysplasia has been on the rise, accounting for approximately 40% in recent years. The duration of disease (months) was 186 (2–590) in the cancer/dysplasia group and 48 (1–580) in the refractory group (p = 0.02). UC severity (mild/moderate/severe) was 119/69/0 in the cancer/dysplasia group and 18/157/80 in the refractory group (p < 0.01). The four nutrition factors of weight (55.2 (32.7–99.6) kg: 49.9 (20.3–85.2) kg), body mass index (21.0 (13.9–32.5) kg/m2: 18.3 (11.4–34.1)kg/m2), serum albumin level (4.3 (2.7–5.0)g/dl: 3.4 (1.4–5.2)g/dl) and prognostic nutrition index (49.2 (33.2–61.2): 40.9 (17.4–61.1)) were significantly higher in the cancer/dysplasia group (p < 0.01). The degree of obesity was also significantly higher in the cancer/dysplasia group (p < 0.01). Conclusion UC patients with cancer/dysplasia were more likely than refractory patients to have mild inflammation; they also had a longer duration of UC disease and better nutritional status
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