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373篇 您的检索式:作者名="Sham S"
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1A family study of endophenotypes for psychosis within an early intervention programme in Hong Kong: Rationale and preliminary findings显示文摘The study of endophenotypes may be a viable strategy to tackle the genetic complexity and phenotypic heterogeneity of psychosis, but this research direction is relatively under-developed in China as compared to Western countries. We have recently initiated one of the first family studies of endophenotypes for psychosis in China. Patients entering an established early psychosis intervention service are recruited into this research project for phenotyping, endophenotyping and genotyping. At the endophenotypic level, four domains (neurological soft signs, neurocognition of prospective memory, social cognition of facial emotion recognition, and affective cognition of anticipatory and consummatory pleasure) are studied in the sample of patients with psychosis and their unaffected siblings. This article illustrates the benefit of a research-oriented clinical programme and its findings based on the data collected as of early 2011.LUI Simon S Y SHAM Pak CHAN Raymond C K CHEUNG Eric F C 2011Chinese Science Bulletin2011,56,32:2
2Statistical issues and approaches in endophenotype research显示文摘The endophenotype concept was initially proposed to enhance the power of genetic studies of complex disorders. It is closely related to the genetic component in a liability-threshold model; a perfect endophenotype should have a correlation of 1 with the genetic component of the liability to disease. In reality, a putative endophenotype is unlikely to be a perfect representation of the genetic component of disease liability. The magnitude of the correlation between a putative endophenotype and the genetic component of disease liability can be estimated by fitting multivariate genetic models to twin data. A number of statistical methods have been developed for incorporating endophenotypes in genetic linkage and association analyses with the aim of improving statistical power. The most recent of such methods can handle multiple endophenotypes simultaneously for the greatest increase in power. In addition to increasing statistical power, endophenotype research plays an important role in helping to understand the mechanisms which connect the associated genetic variants with disease occurrence. Novel statistical approaches may be required for the analysis of the complex relationships between endophenotypes at different levels and how they converge to cause the occurrence of disease.SHAM Pak Chung CHERNY Stacey S HALL Mei-Hua 2011Chinese Science Bulletin2011,56,32:2
3Accumulation of heavy metals in two crop seeds due to soil contamination as determined by neutron activation analysis techniques显示文摘AcumulationofheavymetalsintwocropsedsduetosoilcontaminationasdeterminedbyneutronactivationanalysistechniquesM.F.AbdelSabourS...M.F.Abdel Sabour Soil and Water Department, Nuclear Research Center, Cairo, Egypt A.S.Abdel Haleem Hot Lab’s Center, Atomic Energy Authority, Cairo, Egypt A.Sroor, N.Abdel Baset Nuclear Physics Lab, Girls Faculty, Ain Shams University, Egypt R.A.Zaghloul Mubarak City for Scientific Research and Technology, Egypt 1998Journal of Environmental Sciences1998,10,2:2
4Clinicopathologic significance of plasma matrix Metalloproteinase-2 and -9 levels in patients with undifferentiated nasopharyngeal carcinoma显示文摘WONG T S KWONG D L SHAM J S 2004Eur J Surg Oncol2004,30,5:1
5Prokineticin-1 (Prok-1) works coordinately with glial cell line derived neurotrophic factor (GDNF) to mediate proliferation and differentiation of enteric neural crest cells显示文摘Ngan E S Shum C K Poon H C Sham M H Garcia-Barcelo M M Lui V C 2008Biochim Biophys Acta2008,1783,:1
6Concurrent and adjuvant chemotherapy for nasopharyngeal carcinoma:a factorial study显示文摘Kwong D L Sham J S Au G K 2004J Clin Oncol2004,22,13:1
7A phase Ⅱ study of docetaxel and cisplatin as first-line chemotherapy in patients with metastatic na- sopharyngeal carcinoma显示文摘Chua D T Sham J S Au G K 2005Oral Oncol2005,41,6:1
8Effects of incubation and spawning water temperature, and salinity on egg development of the spotted grouper (Epinephelus coioides, Serranidae) 显示文摘Kawahara S Shams A J Bosta A A 1997Asian Fisheries Science1997,9,4:1
9Inverse planning in three-dimensio-nal conformal and intensity-modulated radiotherapy of mid-thoracicoesophageal cancer显示文摘Wu V W Sham J S Kwong D L 2004Br J Radiol2004,77,919:1
10Impact of Caregiving on Health and Quality of Life : A Comparative Popu- lation-based Study of Caregivers for Elderly Persons and Noncaregivers 显示文摘Ho S C Chan A Woo J Chong P and Sham A 2009Journals of Gerontology Series A: Biologi- cal Sciences and Medical Sciences2009,64,:1
11X-ray absorption spectra of ruthenium L edges in hexaammine ruthenium (Ⅲ) chloride(Ru(NH3)6Cl3 ) 显示文摘Sham T K Brunschwig B S 1983Springer Ser Chem Phys1983,27,:1
12No evidence for links between autism, MMR and measles virus显示文摘Chen W Landau S Sham P 2004Psychol Med2004,34,:1
13A study electronic structure and optical properties of silicon nanowires: Using X-ray excited optical luminescence and X-ray emission spec- troscopy 显示文摘Sham T K Naftel S J Kim P S G 2004Phys Rev B2004,70,04:1
14Numerical Simulation of Roughness Effects on Flow and Heat Transfer in Microchannels at Slip Flow Regime显示文摘Khadem M H Shams M Hossainpour S 2009International Communications in Heat and Mass Transfer2009,36,1:1
15Control of regional metastasis after induction chemotherapy and radiotherapy for nasopharyngeal carcinoma显示文摘Chua D T Sham J S Wei W I 2002Head Neck2002,24,4:1
16lmmunoglobulin A against viral capsid antigen of Epstein-Barr vix'us and indirect mirror examination of the nasopharynx in the detection of the asymptomatic nasopharyngeal carcinoma 显示文摘Zong Y S Sham J S Ng M H 1992Cancer1992,69,1:1
17Localization, quantification, and activation of platelet- activating factor receptor in human endometrium during the menstrual cycle: PAF stimulates NO, VEGF, and FA Kppl 25 显示文摘Ahmed A Dearn S Shams M 1998FASEB J1998,12,10:1
18Threshold Contrast Ratio and Masking Ability of Porcelain Veneers with High-density Alumina Cores显示文摘Chu F C Sham A S Luk H W 2004Int J Prosthodont2004,17,:1
19Diagnosis of spon- taneous bacterial peritonitis in children by reagent strips 显示文摘Farahmand F Eshagh Roze M Shams S 2013Acta Med Iran2013,51,2:1
20Assessment of serum iron and iron deficiency anaemia in sample of pregnant woman at delivery in fran 显示文摘Vahidinia AA Shams S 2004Asia Pac J Clin Nutr2004,13,:1
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