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第41卷第6期             袁   逸,戴程婷,李一卉,等. 大宫内发育迟缓新生小鼠胰腺发育转录组分析[J].
                  2021年6月                     南京医科大学学报(自然科学版),2021,41(06):785-795                       ·789 ·


                A                                                B
                             Hypertrophic cardiomyopathy(HCM)       4 505
                    Arrhythmogenic right ventricular cardiomyopathy(ARVC)  3 604
                                      Pathways in cancer
                            Transcriptional misregulation in cancers  Num of Genes  2 703
                                     Dopaminergic synapse           1 802
                           Valine,leucine and isoleucine biosynthsis  GeneNumber
                                    Glutamatergic synapse  50        901
                                     Serotonergic synapse  100
                                                           150         0
                                                                                      signaling
                                                                                                     binding
                                                                                 multiceilular organismal process
                                                                                             membrane part
                                                                                                           structural moecule activity
                                                                                           extracellular region part
                                                                        behavior
                                                                                                            translation regulator activity
                                                                                                       molecular function regulator
                                                                                         cell part
                                                                                                        molecular transducer activity
                                                                                                           protein tag
                                  Calcium signaling pathway  200        biological adhesion biological regulation cell aggregation cell killing cellular process detoxification developmental process immune system process growth  localization locomotion metabolic process multi⁃organism process  reproduction reproductive process response to stimulus rhythmic process single⁃organism process  cell cell junction extracellular matrix extracellular region macromolecular complex membrane membrane⁃enc
                   Pathway          Proteoglycans in cancer  QValue      cellular component organization of biogenesis  presynaptic process invoived in synaptic transmission  extracellular matrix component  nucleic acid binding transcnption factor activity transcription factor activity, protein binding
                                       Circadian rhythm
                             Retrograde endocannabinoid signaling  6e⁃05
                                     Circadian entrainment  4e⁃05
                                Dilated cardiomyopathy(DCM)  2e⁃05     Biological Process  Cellular Component  Molecular Function
                                      Cholinergic synapse
                             Phosphatidylinositol signaling system
                               Phospholipase D signaling pathway
                                     Gastric acid secretion
                              Vascular smooth muscle contraction
                                      Morphine addiction
                                                  0.2  0.3  0.4  0.5  0.6
                                                 Rich Factor
                   A:差异LncRNA Antisense作用靶基因KEEG 分析,纵轴表示通路名称,横轴表示富集指数,富集指数越大,表示富集程度越大,点的大小
                表示富集在此通路中差异表达的基因个数,点的颜色代表不同的P值;B:差异LncRNAs Antisense 作用靶基因的GO富集分析,图中横轴表示
                GO富集条目,纵轴表示基因数。
                                       图2 差异LncRNA Antisense作用靶基因KEEG和GO富集分析
                      Figure 2  The KEEG and GO enrichment analysis of differentially expressed LncRNA antisense target genes
                A                                                B
                                                                    6 745
                                   Spliceosome
                                    Ribosome                        5 396
                              Huntington’s disease
                               Salmonella infection                Num of Genes  4 047
                                   Alcoholism                       2 698
                            Oxidative phosphorylation
                               Rheumatoid arthritis    GeneNumber   1 349
                      Longevity regulating pathway⁃mammal  100
                                                                                                            translation regulator activity
                                                                        behavior
                                                                                           macromolecular complex
                                                                                multi⁃organism process
                                                                                                       molecular function regulator
                                                                                multiceilular organismal process
                                                                                   reproduction
                                                                                         cell part
                        Bacterial invasion of epithelial cells  200    0  biological adhesion biological regulation cell aggregation cell killing cellular process detoxification  growth  localization locomotion metabolic process  reproductive process response to stimulus rhythmic process signaling  cell junction cell  extracellular matrix extracellular region  membrane membrane part  nucleoid organelle organelle part other organism other organism part supramolecular fiber  synapse synapse pa
                                                                                                       nucleic acid binding transcnption factor activity
                                                                                                          signal transducer activity
                                                                                                           structural moecule activity
                  Pathway  Epstein⁃Barr virus infection  QValue          cellular component organization of biogenesis developmental process immune system process presynaptic process invoived in synaptic transmission  single⁃organism process  extracellular matrix component extracellular region part  membrane⁃enclosed lumen  chemoattractant activity chemorepellent activity electron carrier activity molecular transducer activity  transcription factor activity, protein binding
                             Proteoglycans in cancer
                                                        6e⁃05
                     Non⁃alcoholic fatty liver disease(NAFLD)  4e⁃05
                    Protein processing in endoplasmic reticulum  2e⁃05
                               Parkinson’s disease
                                                                       Biological Process  Cellular Component  Molecular Function
                                 RNA polymerase
                                Pathways in cancer
                                    Lysosome
                               Alzheimer’s disease
                              Pyrimidine metabolism
                                 Bladder cancer
                                        0.20 0.25 0.30 0.35
                                            Rich Factor
                                   A:差异LncRNA Cis作用靶基因KEEG 分析;B:差异LncRNAs Cis作用靶基因GO分析。
                                          图3 差异LncRNA Cis作用靶基因KEEG、GO富集分析
                        Figure 3  The KEEG and GO enrichment analysis of differentially expressed LncRNA Cis target genes
               (图4A)。按照GO分析基因表达数目可知:BP中前                          mRNA,2 000个差异表达mRNA,其中1 711个上调,
                5位是“cellular process”“single⁃organism process”“bi⁃  289个下调,部分差异表达mRNA如表3所示。
                ological regulation”“metabolic process”“response to  2.2.2  差异 mRNA GO 功能与 KEEG 信号通路富集
                stimulus”,CC 前 5 位 是“cell”“cell part”“organelle”  分析
               “membrane”“membrane part”,MF 前 5 位是“binding”           mRNA 差异表达 KEEG 和 GO 信号通路富集分
               “catalytic activity”“transporter activity”“molecular  析见图 5。按照 KEEG 信号通路富集分析中基因数
                transducer activity”“signal transducer activity”(图4B)。  量比,前 5 位分别是“PI3K⁃Akt signaling pathway”
                2.2  mRNA相关分析                                    (111 个基因)、“Endocytosis”(104 个基因)“MAPK
                2.2.1 mRNA表达差异情况                                  signaling pathway”(100 个 基 因)、“Rap1 signaling
                    在正常、IUGR 新生鼠中共检测出 66 652 个                    pathway”(86 个基因)、“FoxO signaling pathway”(64
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