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Section: Genetics
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Genetics
Genetics : An Overview
⇒
Genetics : A study of heredity and variation
⇒
Sexuality : A source of hereditary variation
⇒
Ideas on heredity : A brief history
⇒
Ideas of Hippocrates and Aristotle
⇒
Preformation and epigenesist
⇒
Pangenes and acquired characters
⇒
Germplasm theory
⇒
Phenocopies
⇒
Scope and significance of genetics
⇒
Transmission genetics or classical genetics
⇒
Behavioural genetics
⇒
Developmental genetics
⇒
Forward genetics vs. reverse genetics
Mendel's Laws of Inheritance
⇒
Gregor Mendel's life
⇒
Pre-Mendelian experiments
⇒
Mendel's experiments
⇒
Symbols and terminology
⇒
Principle of segregation (law of purity of gametes)
⇒
Principle of independent assortment
⇒
Mendel's results, chromosome theory and linkage (present status)
⇒
Molecular basis of Mendel's wrinkled seed character
⇒
The rules of probability (product rule and sum rule)
⇒
Mendelian genetics in humans
⇒
Deviations from Mendel's finding
Lethality and Interaction of Genes
⇒
Lethality
⇒
Interaction of genes
⇒
Abbreviated genotypic ratio
⇒
Two gene pairs affecting same character
⇒
Epistasis
⇒
Complementary genes
⇒
Duplicate genes
⇒
Additional interactions involving two gene pairs
⇒
Interactions between more than two gene pairs
⇒
Modifiers, suppressors and pleiotropic genes
⇒
Meiotic drive, segregation distortion and selfish genes
⇒
Penetrance and expressivity
Quantitative Inheritance
⇒
Multiple factors
⇒
Binomial distribution
⇒
Effect of degree of dominance, number of genes and environment
⇒
Quantifying variability
⇒
Variance and standard deviation
⇒
Partitioning of phenotypic variance
⇒
Heritability in broad sense and narrow sense
Multiple Alleles (Based on Classical Concept of Allelomorphism)
⇒
Multiple alleles and isoalleles
⇒
Colour loci in corn
⇒
Skin colour in rodents
⇒
Eye colour in Drosophila
⇒
Self sterility in Nicotiana
⇒
ABO blood groups in humans
Physical Basis of Heredity 1. The Nucleus and the Chromosome
⇒
The Nucleus
⇒
Significance of nucleus : Hammerling's experiment
⇒
Number, shape and size of nucleus
⇒
Nucleus in prokaryotes and eukaryotes
⇒
Nuclear envelope
⇒
Nuclear pore complex and nucleocytoplasmic traffic
⇒
Nucleolus
⇒
Chromosomes
⇒
Number, size and shape of chromosomes
⇒
Morphology of chromosomes
⇒
Karyotypes
⇒
Euchromatin and heterochromatin
⇒
Constitutive and facultative heterochromatin
⇒
Single-stranded and multi-stranded hypotheses for chromosomes
⇒
Chemical composition of chromosomes
⇒
Infrastructure of chromosomes
⇒
Function of chromosomes
⇒
Special types of chromosomes
⇒
Lampbrush chromosomes
⇒
Salivary gland chromosomes
⇒
B-Chromosomes
⇒
Prokaryotic Nucleoids
Physical Basis of Heredity 2. Cell Division (Mitosis and Meiosis)
⇒
Mitosis
⇒
Prophase
⇒
Metaphase
⇒
Anaphase
⇒
Telophase
⇒
Cytokinesis
⇒
Meiosis
⇒
Significance of meiosis
⇒
Reproductive cycles
⇒
Stages of meiosis
⇒
Synaptonemal complex
⇒
Recombination nodules
⇒
Comparison of meiosis and mitosis
Physical Basis of Heredity 3. Genetics, Biochemistry and Dynamics of Cell Division
⇒
Genetics of cell division cycle
⇒
Biochemistry of cell division
⇒
Biochemistry of mitosis
⇒
Biochemistry of meiosis
⇒
Dynamics of chromosome movements during cell division
⇒
Events involving chromosome movement
⇒
Kinetochore and spindle in chromosome movement
⇒
Basic questions about kinetochore function
Physical Basis of Heredity 4. The Chromosome Theory of Inheritance
⇒
Association of paternal and maternal chromosomes at meiosis
⇒
Qualitative differences between chromosomes
⇒
Formulation of chromosome theory
⇒
Sex chromosomes and chromosome theory
Linkage and Crossing Over in Diploid Organisms (Higher Eukaryotes)
⇒
Coupling and repulsion hypothesis
⇒
A testcross in maize
⇒
Crossing over and meiosis
⇒
Crossing over and chiasma formation
⇒
Mechanism of genetic recombination
⇒
Crossing over and linkage maps
⇒
Recombination frequencies from a test-cross
⇒
Recombination frequencies from F
2
data
⇒
Interference and coincidence
⇒
Linkage maps
⇒
Mapping function and poisson distribution
⇒
Linkage groups
⇒
Chi-square test
⇒
Cytological basis of crossing over
⇒
Creighton and McClintock's experiment in corn
⇒
Meselson and Weigle's experiment using lambda (
λ
) phage
⇒
Crossing over at four strand stage
Tetrad Analysis, Mitotic Recombination and Gene Conversion in Haploid Organisms (Fungi and Single Celled Algae)
⇒
Tetrad analysis
⇒
Analysis of ordered tetrads
⇒
Analysis of unordered tetrads
⇒
Mitotic recombination and parasexual cycle in
Aspergillus
⇒
Gene conversion.
Sexuality and Recombination in Bacteria and Viruses
⇒
Three Methods for Transfer of Genetic Material
⇒
Sexual conjugation in bacteria
⇒
Culture media and mutant strains
⇒
Discovery of gene transfer
⇒
Discovery of linkage in bacteria
⇒
Donor and recipient strains
-
Mechanism of chromosome transfer
-
Physical structures involved in chromosome transfer
⇒
Linkage maps in bacteria
⇒
Conjugation mapping through interrupted mapping
⇒
Circular linkage map
⇒
Linkage information from transformation
⇒
Recombination after gene transfer
⇒
High resolution mapping
⇒
Linear order of genes
⇒
Replication and recombination in viruses
⇒
Replication of bacteriophages
⇒
Lysogenic bacteria
⇒
Transduction
⇒
Recombination in viruses
⇒
Circular genetic maps in viruses
Molecular Mechanisms of Recombination
⇒
Hybrid DNA models involving single strand breaks
⇒
Hybrid DNA models involving double strand breaks
⇒
Mismatch repair and post-meiotic segregation (pms) in heteroduplex region
⇒
Enzymes and proteins involved in recombination
Fine Structure of Gene-at the Genetic Level (A New Concept of Allelomorphism)
⇒
Gene
vs
allele : A new concept of allelomorphism
⇒
Fine structure of gene (
lozenge
in
Drosophila, rII
in T4 phage)
⇒
Cistron, recon and muton
Plasmids, IS Elements, Transposons and Retroelements
⇒
Plasmids
⇒
Classification of plasmids
⇒
Replication, transfer and recombination in plasmids
⇒
Insertion sequences or IS elements
⇒
Transposons and controlling elements
⇒
Transposons in prokaryotes
⇒
Transposons in eukaryotes
⇒
Retrolelements (viral and non-viral)
⇒
Mechanism of Transposition
⇒
Uses of Transposons
Sex Linked, Sex Influenced and Sex Limited Traits
⇒
Sex linked traits
⇒
Sex linkage in Drosophila
⇒
Sex linked lethals in Drosophila
⇒
Sex linkage in human beings
⇒
Sex linkage in poultry
⇒
Non-disjunction of sex chromosomes in Drosophila
⇒
Sex Influenced Traits (horned character in sheep)
⇒
Sex Limited Traits (cock feathering in poultry and baldness in man).
Sex Determination, Sex Differentiation, Dosage Compensation and Genetic Imprinting
⇒
Chromosome Theory of Sex Determination
⇒
Balance Theory of Sex Determination X/A ratio in
Drosophila
⇒
Triploid intersexes in
Drosophila
and genie balance theory
⇒
X/A ratio and gynandromorphs in
Drosophila
⇒
X/A ratio in
Coenorhabditis elegans
(a free living nematode)
⇒
Balance Between Male and Female Factors
-
Diploid intersexes in gypsy moth (
Lymantria
)
-
X/A ratio and multiple numerator elements (
Drosophila
and
Coenorhabditis
)
⇒
Sex Determination in Plants
⇒
Methods for determining heterogametic sex in plants
⇒
Sex determination in
Coccinia
and
Melandrium
⇒
Sex determination in other dioecious plants
⇒
Sex Chromosomes in Mammals Including Humans (
Homo sapiens
)
⇒
TDF, ZFY and SRY genes in humans
⇒
H-Y antigen and male development in mammals
⇒
Single gene control of sex
⇒
Sex determination in
Asparagus
⇒
Tassel seed (ts) and silkless (sk) genes in maize
⇒
Transformer gene (
tra
)in
Drosophila
⇒
Haploid males in Hymenoptera
⇒
Hormonal control of sex
⇒
Environmental Sex Determination in Reptiles
⇒
Dosage Compensation in Organisms with Heterogametic Males
⇒
X-chromosome inactivation in mammals
⇒
Position effect variegation
⇒
Hyperactivity of X-chromosome in male
Drosophila
⇒
Lack of Dosage Compensation in Organisms with Heterogametic Females
⇒
Genetic imprinting
Maternal Effects and Cytoplasmic Inheritance
⇒
Maternal effects
⇒
Cytoplasmic Inheritance Involving Dispensable Hereditary Units
⇒
Kappa particles in
Paramecium
⇒
CO
2
Sensitivity in
Drosophila
(sigma factor)
⇒
Organellar genetics
⇒
Plastid inheritance : variegation in plants
⇒
Male sterility in plants
⇒
Chloroplast genetics Non-chromosomal genes in
Chlamydomonas
⇒
Mitochondrial genetics
⇒
Paternal inheritance of cpDNA and mtDNA
Structural Changes in Chromosomes
⇒
Deficiencies
⇒
Duplications
⇒
Translocations
⇒
Inversions
Numerical Changes in Chromosomes
⇒
Aneuploidy
⇒
Monosomy
⇒
Nullisomy
⇒
Trisomy
⇒
Tetrasomy
⇒
Euploidy
⇒
Monoploidy and haploidy
⇒
Polyploidy
Mutations : 1. Morphological Level (Including Lethal Mutations)
⇒
Brief History
⇒
Range of Mutations
⇒
Stages of Which Mutations Occur
⇒
Types of Mutations
⇒
Spontaneous
Vs
Induced Mutations
⇒
Mutation Rates and Frequencies
⇒
Induced Mutations
⇒
Detection of Mutations in
Drosophila
⇒
Detection of Mutations in Plants
⇒
Use of Microbial Systems to Assess Potency of Mutagens
⇒
Practical Applications of Mutations
⇒
Effect of Genotypes on Induction of Mutations (Mutator Gene and Paramutations)
⇒
Adaptive Mutations and Genotrophs
Mutations : 2. Biochemical Level (Biochemical and Microbial Genetics)
⇒
Inborn errors of metabolism in man
⇒
Eye transplantation in
Drosophila
⇒
Biochemical mutations in
Neurospora
⇒
Mutations in
E. coli
for resistance against phages or antibiotics
⇒
Cell counting in suspension
⇒
Calculation of mutation rates and frequencies
⇒
Biochemical mutations and biosynthetic pathways
⇒
Gene sequences and enzyme sequences in biosynthetic pathways
Mutations: 3. Molecular Level (Mechanism)
⇒
Mutations and nucleotide sequences in nucleic acid
⇒
Effect of chemical mutagens on nucleotide sequence
⇒
Effect of dyes on nucleotide sequence
⇒
Effect of physical conditions on nucleotide sequence
⇒
Effect of radiations on nucleotide sequence
⇒
Spontaneous mutations and nucleotide sequence
⇒
Mutation and amino acid sequences in proteins (including colinearity hypothesis)
⇒
Suppressor mutations, tRNAs and ribosomes
Human Genetics
⇒
Human chromosomes
⇒
Determination of sex
⇒
Sex linked inheritance
⇒
Chromosomal aberrations
⇒
Dizygotic and monozygotic twins
⇒
Inborn errors in metabolism
⇒
Sickle-cell anaemia
⇒
Genetic analysis through pedigree charts
⇒
Chromosome mapping in humans (including RFLPs, etc.)
⇒
Gene transfer in mammalian cells
⇒
Chromosome mediated gene transfer
⇒
Transformation of cells with free DNA
⇒
Use of human genetics in medical science
⇒
Genetic counseling
⇒
Amniocentesis and antenatal diagnosis
⇒
Gene therapy
⇒
Making a choice of baby's sex
⇒
DNA fingerprinting in forensic science
Chemistry of the Gene 1. Nucleic Acids and Their Structure
⇒
Nucleic acids as genetic material
⇒
Transformation experiments
⇒
Experiments with bacteriophage (T2) infection
⇒
Experiments with tobacco mosaic virus (TMV)
⇒
Structure of nucleic acids
⇒
Bases
⇒
Nucleosides
⇒
Nucleotides
⇒
Polynucleotide
⇒
Deoxyribonucleic acid (DNA)
⇒
Alternative forms of DNA double helices
⇒
Z-DNA, a left handed DNA form
⇒
RL model
⇒
Supercoils in closed DNA
⇒
Ribonucleic acid (RNA)
Chemistry of the Gene 2. Synthesis, Modification and Repair of DNA
⇒
DNA replication: general features
⇒
Semi-conservative DNA replication in E. coli
⇒
Semi-conservative replication of chromosomes in eukaryotes
⇒
Semi-discontinuous DNA replication
⇒
Unidirectional and bidirectional DNA replication
⇒
RNA primers in DNA replication
⇒
Regulation of DNA replication by anti-sense RNA primer
⇒
Prokaryotic DNA polymerases
⇒
Eukaryotic DNA polymerases
⇒
Replicons for DNA replication
⇒
DNA replication in prokaryotes
⇒
Experimental approaches for the study of DNA replication
⇒
Initiation of DNA replication
⇒
Elongation of DNA chain
⇒
Replication fork movement
⇒
Termination of DNA replication
⇒
DNA replication in eukaryotes
⇒
DNA replication and cell cycle
⇒
Replication origins and initiation of DNA replication (cis and trans-acting elements)
⇒
Comparison of initiation of DNA replication with transcription initiation
⇒
Different steps involved in eukaryotic DNA replication
⇒
Synthesis of telomeric DNA by telomerase
⇒
Models of DNA replication
⇒
Replication fork model
⇒
Rolling circle model of DNA replication
⇒
Mitochondrial DNA replication and D-loops
⇒
RNA directed DNA synthesis (reverse transcription)
⇒
DNA modification and DNA restriction
⇒
DNA repair
⇒
Excision repair systems in E. coli
⇒
An SOS repair system in E. coli
⇒
DNA repair and genetic diseases in humans
Organization of Genetic Material 1. Packaging of DNA as Nucleosomes in Eukaryotes
⇒
Techniques leading to nucleosome discovery
⇒
Subunit of chromatin - the nucleosome
⇒
Spatial arrangement of histones
⇒
Relation between different nucleosomes
⇒
Solenoid model
⇒
Loops, domains and scaffolds in chromatin
⇒
Chromatin replication and nucleosome assembly
⇒
Phasing and modification of nucleosomes in active genes
Organization of Genetic Material 2. Repetitive and Unique DNA Sequences
⇒
Chromosomal DNA content and C-value paradox
⇒
Repetitive DNA
⇒
Technique for detecting repetitive DNA
⇒
Chemical complexity vs sequence (kinetic) complexity
⇒
Repetitive DNA in the form of satellite DNA
⇒
Squash dot hybridization
⇒
Selfish DNA
Organization of Genetic Material 3. Split Genes, Overlapping Genes and Pseudogenes
⇒
Split genes or interrupted genes
⇒
Discovery and nature of split genes
⇒
R-loop mapping and restriction mapping of interrupted genes
⇒
Structure of chicken ovalbumin split gene
⇒
Split genes in fungal mitochondria
⇒
Split genes in chloroplasts
⇒
Intron of one gene may contain exon of another gene
⇒
Exon sequences are conserved, but intron sequences vary
⇒
Introns with coding sequences
⇒
Overlapping genes
⇒
Pseudogenes
⇒
Promiscuous DNA
The Genetic Code
⇒
Properties of genetic code
⇒
Chain initiation and chain termination codons
⇒
Synonym codons and degeneracy
⇒
Mutations and the genetic code
⇒
Wobble hypothesis
⇒
New genetic codes in mitochondria and ciliate protozoa
⇒
Suppressor mutations, base substitutions and suppressor tRNAs
⇒
Second genetic code, and second half of the genetic code
⇒
Recoding of the genetic code
Expression of Gene : Protein Synthesis 1. Proteins and Protein Synthesis Apparatus (tRNA and Ribosomes)
⇒
Protein structure
⇒
Primary structure of proteins
⇒
Secondary structure of proteins
⇒
Tertiary structure of proteins and 'second half of the genetic code'
⇒
Quaternary structure of proteins
⇒
Protein synthesis apparatus
⇒
Structure of tRNAs
⇒
Structure of ribosomes
Expression of Gene : Protein Synthesis 2. Transcription in Prokaryotes and Eukaryotes
⇒
Transcription in prokaryotes
⇒
Single RNA polymerase in
E. coli
⇒
Promoter sites for initiation of transcription in prokaryotes
⇒
Initiation and elongation of RNA synthesis in prokaryotes
⇒
'Inchworm model' for elongation of transcript
⇒
Elongation arrest
vs
termination of transcription
⇒
Termination and antitermination of mRNA synthesis in prokaryotes
⇒
Transcription in eukaryotes
⇒
Multiple RNA polymerases in eukaryotes
⇒
Promoter, enhancer and silencer sites for initiation of transcription in eukaryotes
⇒
Transcription factors and initiation of RNA synthesis in eukaryotes
⇒
Formation of preinitiation (transcription) complex with RNA polymerase II (Pol II)
⇒
Structure and role of TFIID and other transcription factors (TBP, TAFs)
⇒
TFIIB domains for interaction with TFIID/TATA complex
⇒
Phosphorylation of CTD of a subunit of Pol II
⇒
Formation of pre-initiation complex with Pol I and Pol III
⇒
Separate DNA binding and transcription activation domains
⇒
Transcription factors and elongation of RNA chains in eukaryotes
⇒
Chromatin structure and transcription
⇒
Transcription in mitochondria
⇒
Transcription of vertebrate mtDNA
⇒
Transcription of yeast and plant mtDNA
⇒
Transcription in chloroplasts
Expression of Gene : Protein Synthesis 3. RNA Processing (RNA Splicing, RNA Editing and Ribozymes)
⇒
Addition of caps (m
7
G) and tails (polyA) for mRNA
⇒
Addition of methylated cap at the 5' end
⇒
Polyadenylation and the generation of 3' end
⇒
RNA splicing
⇒
Self-splicing of group I introns
⇒
Splicing of group II introns
⇒
Splicing of eukaryotic hnRNA through spliceosomes/snurposomes
⇒
Splicing of introns using RNA maturases or endonucleases
⇒
Yeast tRNA splicing by cutting and rejoining
⇒
Trans-splicing of transcripts in chloroplasts and mitochondria
⇒
Constitutive vs. alternative Splicing
⇒
RNA Editing and Guide RNA
⇒
Ribozymes
Expression of Gene : Protein Synthesis 4. Translation in Prokaryotes and Eukaryotes
⇒
Formation of amino-acyl tRNA
⇒
Initiation of polypeptide
⇒
Initiation in prokaryotes
⇒
Initiation in eukaryotes
⇒
Kozak's scanning hypothesis
⇒
Elongation of polypeptide
⇒
Binding of AA-tRNA at site 'A' of ribosome
⇒
Formation of peptide bond
⇒
Translocation of peptidyl tRNA from 'A' to 'P' site
⇒
Termination of polypeptide
⇒
Modification, folding and transport of released polypeptide
⇒
Translation in chloroplasts and mitochondria
Regulation of Gene Expression 1. Operon Circuits in Bacteria and other Prokaryotes
⇒
Induction and repression
⇒
Inducer and co-repressor
⇒
The operon model for transcriptional regulation
⇒
The tryptophan operon in bacteria (
E. coli
and
Salmonella
)
⇒
Tryptophan (trp) repressor controls three sets of genes
⇒
Negative and Positive Controls of Transcription
⇒
Substitution of Sigma Factor and Control of Transcription
⇒
Multiple sigma factors in
E. coli
⇒
Sporulation in bacteria
⇒
DNA sequences controlling transcription
⇒
DNA sequences for CAP, RNA polymerase and lac-repressor
⇒
Identification of starting point
⇒
Pribnow box and other sequences common to DNA regions upstream to several operons
⇒
Regulation by DNA rearrangements
⇒
Post-transcriptional regulation
⇒
Leader sequences and attenuators
⇒
Autogenous regulation of translation
⇒
Regulation by alternative splicing
⇒
Regulation by-anti-sense RNA
⇒
Repression and activation of translation
⇒
Feedback inhibition
⇒
Signal transduction and ‘two component regulatory system’
Regulation of Gene Expression 2. Cricuit of Lytic Cycle and Lysogeny in Bacteriophages
⇒
Regulation by a cascade in phages
⇒
Alternative sigma factors in phage SPO1
⇒
Lytic cascade in lambda (λ) phage
⇒
DNA binding of Cro and λ repressor proteins
⇒
Functional grouping of genes in phages T4 and T7
Regulation of Gene Expression 3. A Variety of Mechanisms in Eukaryotes
⇒
Regulation at Transcription Level
⇒
Activation of transcription
⇒
Britten-Davidson model for unit of transcription
⇒
Gene battery
⇒
Chromosomal proteins and gene expression
⇒
Repression of transcription
⇒
Specific DNA sequences controlling transcription
⇒
Transgenic plants to study regulatory sequences
⇒
Modification of DNA sequences and their transcripts in gene expression
⇒
Alternative splicing of transcripts
⇒
Regulation at translation level
⇒
Activation and repression of translation
⇒
Masked mRNA in eggs of sea urchin and Xenopus
⇒
Regulation by gene re-arrangement
⇒
Expression of immunoglobulin genes
⇒
Yeast mating type switching
⇒
Trypanosome surface antigen (VSG) switching
⇒
Synthesis of mRNA in pieces in VSG genes in trypanosome
⇒
Regulation by reversible phosphorylation
⇒
Signal transduction and second messengers
⇒
Proteins and peptide hormonesand gene expression
⇒
Steroid hormones and gene expression
⇒
Interferon stimulated gene expression (without a second messenger)
⇒
Cell surface receptors in cholesterol metabolism and drug production
⇒
Ubiquitin protein and regulation of heat shock genes
Developmental Genetics
⇒
Factors controlling development
⇒
Changes in the Nucleus During Development (Nuclear Transplantation)
⇒
Turning genes on and off during development
⇒
Gene regulation during early embryonic development
⇒
The Genetics of Development
⇒
Developmental mutants in Drosophila
⇒
Developmental mutants in higher plants
Genetic Engineering and Biotechnology 1. Recombinant DNA and PCR (Cloning and Amplification of DNA)
⇒
Restriction enzymes in cloning
⇒
Techniques used in recombinant DNA
⇒
Cloning vectors for recombinant DNA
⇒
Plasmids as vectors
⇒
Bacteriophages as vectors
⇒
Plant and animal viruses as vectors
⇒
Transposons as vectors
⇒
Artificial chromosome vectors for cloning large DNA segments
⇒
Construction of chimeric DNA
⇒
Palindromes and staggered cleavage
⇒
Adding poly dA at the 3' ends of the vector and poly dT at the 3' ends of DNA clone
⇒
Blunt end ligation by T4 DNA ligase
⇒
Cloning in bacteria and eukaryotes
⇒
Cloning in bacteria
⇒
Cloning in eukaryotes
⇒
Molecular probes
⇒
Labelling of probes
⇒
Applications of molecular probes
⇒
Construction and screening of genomic and cDNA libraries
⇒
Gene amplification : PCR and its applications
⇒
cDNA library from mRNA
⇒
Colony (or plaque) hybridization for screening of libraries
⇒
Gene Amplification : PCR and Its Applications
⇒
The basic polymerase chain reaction (PCR)
⇒
Different schemes of PCR
Genetic Engineering and Biotechnology 2. Restriction Maps and Molecular Genetic Maps
⇒
Restriction mapping
⇒
Restriction cleavage and gel electrophoresis
⇒
Construction of a restriction map
⇒
Use of partial digests, end labeling and hybridization in restriction mapping
⇒
Restriction fragment length polymorphisms (RFLPs) as markers for genetic maps
⇒
Linkage and recombination between molecular and phenotypic markers
⇒
Random amplified polymorphic DNA (RAPDs) using PCR
⇒
Minisatellites (VNTRs) and Microsatellites (SSRs)
⇒
Chromosome Walking and Characterization of Chromosome Segments
⇒
Reverse Genetics and Chromosome Jumping (or Hopping) Libraries
Genetic Engineering and Biotechnology 3. Isolation, Sequencing and Synthesis of Genes
⇒
Isolation of genes
⇒
Early attempts for isolation of ribosomal RNA genes in Xenopus
⇒
Isolation of genes coding for known specific proteins
⇒
Isolation of genes coding for an unknown product
⇒
Sequencing of genes or a DNA segment
⇒
Maxam and Gilbert's chemical degradation method
⇒
Synthesis of genes
⇒
Chemical synthesis of genes
⇒
Synthesis of gene for yeast alanyl tRNA
⇒
Synthesis of gene for a true precursor tRNA
⇒
Gene synthesis machines
Genetic Engineering and Biotechnology 4. Gene Transfer Methods and Transgenic Organisms
⇒
Gene transfer methods
⇒
Gene transfer (transfection) methods in animals
⇒
Gene transfer methods in plants
⇒
Transgenic Organisms
⇒
Transgenic animals
⇒
Transgenic plants
Genetic Engineering and Biotechnology 5. Hybridoma and Monoclonal Antibodies
⇒
Hybridoma and the production of monoclonal antibodies
⇒
Improvements in hybridoma technology
⇒
Purification of antibodies
⇒
Antibody Engineering and Genetic Manipulations
⇒
Alternatives to hybridoma for monoclonal antibodies
⇒
Production of human and humanized antibodies
⇒
Uses of monoclonal antibodies
⇒
Monoclonal antibodies in diagnosis, screening and therapy
⇒
Vaccine production and monoclonal antibodies
⇒
Monoclonal antibodies as enzymes (abzymes)
⇒
Purification and quantitation of other molecules
Multigene Families in Eukaryotes
⇒
How is the demand for large quantities of gene product met?
⇒
Multigene families
⇒
How to locate multigene families?
⇒
Multigene families with identical genes
⇒
Concerted evolution of multigene families
⇒
Gene conversion
⇒
Sister chromatid exchange
⇒
Gene amplification
Genetics of Cancer : Proto-oncogenes, Oncogenes and Tumour Suppressor Genes
⇒
Viral oncogenes (
y-onc
genes)
⇒
Isolated oncogenes for transfection assay
⇒
Activation of proto-oncogenes by mutation
⇒
Activation of proto-oncogenes by insertions, translocations and amplification
⇒
Tumour suppressor genes or anti-oncogenes
⇒
Cellular functions of oncoproteins
⇒
Regulation of gene expression by oncoproteins
⇒
Signal transduction by oncoproteins (G proteins)
Population Genetics : Gene Frequencies in Populations
⇒
Gene pool and gene frequencies
⇒
Equilibrium of gene frequencies and Hardy-Weinberg
⇒
Frequencies of two alleles at a single locus
⇒
Frequencies of more than two alleles at a single locus
⇒
Frequencies of alleles at two or more loci
⇒
Changes in gene frequencies
⇒
Mutations
⇒
Selection
⇒
Balance between mutation and selection
⇒
Migration
⇒
Random drift
Inbreeding Depression and Heterosis
⇒
Inbreeding depression
⇒
Heterosis
⇒
Genetic basis of inbreeding depression and heterosis
⇒
Application of heterosis
Genetic Basis of Evolution and Speciation
⇒
Theories of organic evolution
⇒
Mutation theory
⇒
Synthetic theory
⇒
Evolution at molecular level
⇒
Evolution of proteins
⇒
Evolution of nucleotide sequences
⇒
Molecular evolution in test tube
⇒
Speciation
⇒
Races
⇒
Species
⇒
Modes of speciation
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