样品要求 ² 样品类型:细胞、新鲜组织或DNA样品。 ² 样品量:细胞样品请提供至少5×106个细胞,组织样品请提供至少100mg的组织块或切片。DNA样品请提供1μg以上的基因组DNA。 ² 样品质量:DNA无明显降解,OD260/280值在1.7~1.9之间,浓度≥50ng/μl。 ² 样品保存:细胞样品或新鲜组织块(切成~50mg的小块)用液氮速冻后,-80℃保存。DNA样品可溶于的超纯水或TE(PH8.0)中,-20℃短期保存或者-80℃长期保存。样品保存期间避免反复冻融。 ² 样品运输:样品置于1.5 ml管中,封口膜封好,干冰运输。DNA样本放离心管或者PCR板中,密封后,冰袋运输。 应用案例 1. Genotypes over-represented among college students are linked to better cognitive abilities and socioemotional adjustment. Cult Brain. 2013, 1(1):47–63. 2. Meta-analysis of genome-wide association studies identifies common variants associated with blood pressure variation in east Asians. Nature Genetics.2011, 43(6):531-8. 3. Genome-wide association study in a Chinese Han population identifies nine new susceptibility loci for systemic lupus erythematosus. Nature Genetics. 2009, 41(11):1234-7. 4. Psoriasis genome-wide association study identifies susceptibility variants within LCE gene cluster at 1q21. Nature Genetics.2009. 41(2):205-10.