找到约 15 条结果

文章 熊猫全基因组研究进展

...  Reference: [1].   Li R, Fan W, Tian G, Zhu H, He L, Cai J, et al. The sequence and de novo assembly of the giant panda genome[J]. Nature. 2009;463:311. [2].   Hu Y, Wu Q, Ma S, Ma T, Shan L, Wang X, et al. Comparative genomics reveals convergent evolution between the bamboo-eating giant ...

问题 我在文献中读到这么一段话,是关于某一基因家族在某植物各个组织器官中表达的,请老师帮我看看这是怎么做的

transcription data of the genome-wide gene expression of the tato cultivar were downloaded from the tomato functional gnomics database(TFGD). ten different tissues were selected: root, leaf, bud, flower and so on .RPKM values were log2-transformed. 这是描述做植物各个组织器官各基因的...

问题 请问为什么三个pca成分成为作为pca协变量控制群体结构对GWAS关联准确性的影响进行GLM和LLM时,识别到四个协变量,删除第一行截距后,仍旧识别到四个协变量,这是为什么啊

...(C) 2012-2021 Reading Files ... **** INFO: no intercept term is found in the cvt file: a column of 1s is added. ## number of total individuals = 21 ## number of analyzed individuals = 21 ## number of covariates = 4 ## number of phenotypes = 1 ## number of total SNPs/var        =   16313...

文章 tsne_analysis.r 表达聚类分析

...dims] [-p perplexity] [--theta theta] [-M initial_dims] [-T top] -g group [-s size] [-a alpha] [-e] ...

文章 软件fastsimcoal2输入文件说明

...2 1。 1 0 //Per chromosome: Number of linkage blocks 1 //per Block: data type, num loci, rec. rate and mut rate + optional parameters MICROSAT 10 MUTRATE 0.0005 0 # 10个微卫星标记,重组率为MUTRATE,变异率为0.0005参数(NPOP、TEXP、RESIZE和MUTRATE等)的分布如果在估计...

问题 circos 分析

...reference/best_practices  The debugging facility is helpful to figure out what's happening under the  hood      http://www.circos.ca/documentation/tutorials/configuration/debugging  If you're still stumped, get support in the Circos Google Group.      http://groups.google.com/group/circ...

问题 下图的文件是怎么得到的

老师  我想问一下 泛基因家族里面的这个数据是怎么得来的  是在The pan-genome and local adaptation of Arabidopsis thaliana这篇文章中下载的  还是自己做的呀

文章 BSA分析中MutMap 分析:95% 99%阈值置信区间是如何计算的

...####################snp_index<-function(read_depth,ratio_of_genotype_in_the_population){x1<-rbinom(1,read_depth,ratio_of_genotype_in_the_population)return(x1/read_depth) }###########################################################################################################################...

文章 微生物多样性alpha分析看不明白?看这里!

...lpha.html 计算菌群丰度(Community richness)的指数有: Chao - the Chao1 estimator (http://scikit-bio.org/docs/latest/generated/generated/skbio.diversity.alpha.chao1.html#skbio.diversity.alpha.chao1); ACE - the ACE estimator (http://scikit-bio.org/docs/latest/generated/generated/skbio.d...

问题 请问一下做WGCNA时,出现这种问题如何解决呢?用的是课程的数据

traitColors = numbers2colors(datTraits, signed = FALSE) Warning message: In numbers2colors(datTraits, signed = FALSE) : (some columns in) 'x' are constant. Their color will be the color of NA. > # Plot the sample dendrogram and the colors underneath.

文章 perl中判断数组中是否含有某个元素

...or; if (grep { $visitor eq $_ } @names) { print "Visitor $visitor is in the guest list\n"; } else { print "Visitor $visitor is NOT in the guest list\n"; } 在这个例子中,grep函数位于标量上下文。在标量上下文中,grep返回通过过滤的元素个数。我们检查的条...

问题 TCGA的RNA-seq count annotation过滤,有些不知道是否需要删除

.... patient_annotation:Notification:Item in special subset:This is part of the ovarian triplet set. 3. aliquot_annotation:CenterNotification:Item flagged DNU:QC Warning- Expression quality metrics (e.g. 3-prime bias, high duplicate rate, genomic contamination, or low alignment rate) are well bel...

问题 如何用荧光定量数据绘制热图?

...n profiles of PtSAUR genes in different tissues as determined by qRT-PCR. There were three biological and three technicalreplicates performed for each sample. The relative expression levelswere evaluated by 2-ΔΔCT. GraphPad software was used for the statistical analyses. 作者是用的2-ΔΔCT...

文章 生信分析-小提琴图绘制-脚本使用

...p show this help message and exit -m meta, --meta meta Input the clinical information file path that contains the grouping[required] -n name, --name name The column name of the value[optional,default:IRPS] -g group_name, --group_name group_name ...

文章 Minimap2安装与使用

...ase quality)reads碱基质量值12 Optional Fields 可选的列以TAG:TYPE:VALUE的形式提供额外的信息 (三)FLAG释义和CIGAR string 1、FLAG释义,常见于bam文件中 1 : 代表这个序列采用的是PE双端测序2: 代表这个序列和参考序列完全匹配,...