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Genome Wide Association Studies Zhiwu Zhang Washington State University
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Administration Why this course Overview Outline
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No recording (video or audio) http://ZZLab.Net (link on the left) http://ZZLab.Net http://zzlab.net/GWAS2016WUHAN/ http://zzlab.net/GWAS2016WUHAN/ WeChat Administration
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Label account with real name Use portrait starting from shoulders No politics and religions WeChat
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Hosts: 25 Guests: 25 Online: ?
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Teaching team Xiaolei Liu Guanghui HuJiabo WangMeijing LiangYou Tang
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Thanks to organizers Shuhong ZhaoMei Yu
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Beginners: Data process and tool selection Experienced: Method selection and result interpretation Advanced: Modeling and maximization of data values Developers: genetic models, statistical models, coding and software engineering Attendants
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Mechanism of GWAS, pros and cons Experiment design: false discoveries, power and accuracy Analyses: methods and tools Reasoning and critical thinking Motivated through reinventing Objectives
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Grade PercentageLetter 93%-100%A 90%-93%A- 87%-90%B+ 83%-87%B 80%-83%B- 77%-80%C+ 73%-77%C 70%-73%C- 66%-70%D+ 60%-66%D 0%-60%F Certificate
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Participation Score No question, no discussion0% Question or discussion occasionally25% Question actively50% Discussion actively75% Question AND discussion actively100%
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Assignments: five in total Due 5:00PM, Monday to Thursday Submit by email PDF Report and R source code separately PDF report is limited to five pages. R source code should set seed for replicate of report No late submission accepted. Answers are given on next day Your homework may be selected for demonstration Homework
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1.Hypotheses/statement 2.What did you observed (Results) 3.How to replicate your findings (Method) 4.Presentation: Description, figures and tables 5.R source code Homework components each takes 20%
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Hypothesis (demo)
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Result (demo)
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Method (demo)
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Presentation (demo)
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http://link.springer.com/book/10.1 007%2F978-1-62703-447-0 Text book
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http://luckyrobot.com/wp-content/uploads/2013/04/nih-cost-genome.jpg Human genome Human genome 2 nd Generation Sequencing 2 nd Generation Sequencing
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More Research on GWAS and GS By May 31, 2013
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As fast as one season 50~300 kb resolution
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Computing difficulties: millions of markers, individuals, and traits False positives, ex: “Amgen scientists tried to replicate 53 high-profile cancer research findings, but could only replicate 6”, Nature, 2012, 483: 531 False negatives Problems in GWAS
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Associations on flowering time
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2/3 of Statistical Genomics at WSU
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Schedule Lecture SectionTitleRemark 17/4/16FundamentalSyllabus, introduction, and R (L01, L02) 27/4/16 Random variables and distribution (L03)HW1 37/5/16 Statistical inference (L04) 47/5/16 Linear algebra (L05)HW2 57/6/16 Genetic architecture and simulation of phenotype (L08) 67/6/16GWASMechanism of GWAS (L09, L10)HW3 77/7/16 Power, type I error and False Discovery Rate (L11) 87/7/16 General Linear Model (GLM) (L13)HW4 97/8/16 Structure and Kinship (L12, L14) 107/8/16 Mixed Linear Model (MLM) and Compression (L15, L16)HW5 117/9/16 SUPER GWAS method (L19) 127/9/16 FarmCPU (L21)Exam (L##: CROPS545 lecture number)
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Morning: Theory Afternoon: Practice and homework Evening: Preparation Phases
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Active participation + HWs + Exam GWAS: Very active for research and application Rapid development Highlight
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