GENOMICS AND TRANSCRIPTOMICS IN MEDICINE

Francesca RIZZO GENOMICS AND TRANSCRIPTOMICS IN MEDICINE

0522100045
DEPARTMENT OF CHEMISTRY AND BIOLOGY "ADOLFO ZAMBELLI"
EQF7
BIOLOGY
2023/2024

OBBLIGATORIO
YEAR OF COURSE 2
YEAR OF DIDACTIC SYSTEM 2022
AUTUMN SEMESTER
CFUHOURSACTIVITY
1GENOMICA E TRASCRITTOMICA APPLICATA ALLE PATOLOGIE (MODULO 1)
324LESSONS
112LAB
2GENOMICA E TRASCRITTOMICA APPLICATA ALLE PATOLOGIE (MODULO 2 )
324LESSONS
112LAB
Objectives
The course aims to provide students with knowledge of new technologies, experimental approaches and methods of data analysis for the study of the genome, epigenome and transcriptome. In detail, students will have to master the methodologies for conducting large-scale molecular studies, understand the mechanisms related to the regulation of gene expression, both in prokaryotes and in eukaryotes and know how to analyze data, through the use of bioinformatics tools. This knowledge can be used to understand physiological and pathological molecular mechanisms, with modern and current approaches.
Prerequisites
Basic knowledge of molecular and cellular biology
Contents
Genome mapping
Genetic and physical maps
Molecular markers

Transcriptome analysis methodologies
cDNA, Northern blot, RT-PCR, Real-Time RT PCR, cDNA Libraries
Second-generation sequencing technologies, comparison with the Sanger method
Pyrosequencing, Illumina method
RNA-seq, small RNA-seq, single-cell sequencing
Third-generation sequencing techniques

Epigenetics and regulation of gene expression
DNA methylation
Histone modifications
Methods for DNA methylation analysis

Genome analysis methodologies
DNA sequencing methods
Genome assembly
Genome-wide association studies
Molecular diagnostics

Structure, function and evolution of genomes
The human genome and the 1000 genomes projects

Transcriptional regulatory elements in prokaryotes and eukaryotes
Coding and non-coding RNA
Cis and trans regulation: promoter, enhancers, isolators
Chromatin and transcription: access, remodelling and histone modifications
"Active", "poised" and "inactive" enhancers
Transcription factors: functioning mechanisms of activators and repressors
Compartmentalization of the genome: "Topologically Associating Domains (TADs)"

Transcriptome and gene regulation analysis strategies
Gene expression (RNA-seq)
Single-cell transcriptomics (single-cell RNA-seq)
Chromatin immunoprecipitation (ChIP-seq)
Hi-C (High-throughput Chromosome conformation capture)
Genome-Wide methylation analysis

Analysis tools for genomics and transcriptomics
Genomic browsers (Ensembl and UCSC)
Databases
Analysis tools
Gene Ontology

Molecular diagnosis of major genetic diseases
The course is structured to guide the student through the different topics by placing them in different physio-pathological contexts, thus starting from the suspicion of genetic disorder and its molecular diagnosis. The genetic component in acquired diseases. Mendelian genetic diseases. Characteristics of diseases with autosomal dominant and recessive Mendelian transmission. Polygenic and multifactorial diseases. Quantitative and threshold traits. Characteristics of X-linked dominant and recessive transmission diseases. Genetic imprinting. Epigenetic mechanisms. Loss of heterozygosity. Mitochondrial inheritance and heteroplasmy. Characteristics of chromosomal diseases. Mutations in the number of sex chromosomes. Mutations in the structure of chromosomes. Dynamic mutation diseases. Mutations in tumours. Genetic instability syndromes.
Teaching Methods
Lectures in the classroom with slide shows and videos.
Exercises and laboratory activities to learn how to perform bioinformatic analysis of experimental data
Verification of learning
Oral exam to verify the knowledge level and the ability to understand the topics covered during the course. The student must demonstrate the ability to apply the concepts learned, together with the technologies discussed in the course, to the solution of biological problems relating to genomics and transcriptomics. Both the ability to expose and the use of appropriate scientific language will be evaluated.
Texts
Genetics & genomics in the medical sciences. Strachan T et al. Zanichelli.
Genomes (4th edition). Brown T.A. EdiSES.
Next Generation Sequencing Methods and Protocols, Head et al., Humana Press
Additional material provided by the teacher: slides and scientific articles.
Genetica Umana & Medica; G. Neri, M. Genuardi, Edra Masson.

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