How H2O2 is formed in human body | Describe biochemical reactions causing H2O2 mediated damage to cell membrane lipid| How NADPH is used to metabolize H2O2| How G6PD mutations are inherited| What are biochemical events causing hemolysis in G6PD deficiency| Explain principle of Methelene Blue based screening test for diagnosis of G6PD deficiency
Explain role of Fe2+, heme and globins in hemoglobin mediated O2 and CO2 transport. Emphasize role of distal and proximal histidine of globin. Enlist series of molecular events responsible for increased O2 affinity of Hb when one of its globin bind O2. Explain molecular basis of relationship between O2 and carbon monoxide in context of hemoglobin structure and function. What is carbon monoxide concentration in various environment
Describe biochemical structure of bacterial cell wall and give overview of its synthesis. How does it differ in Gram positive and negative organisms. Describe biochemical mechanism of action of antibiotics affecting bacterial cell wall. Explain biochemical strategies used by bacteria to develop resistance to these antibiotics.
Explain mechanism of autoimmune disease following bacterial infection and immune-mediated hypersensitivity to antibiotics
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Protein sequencing using Edman reaction
Protein folding and its perturbation causing diseases
Post-translational modifications in collagen
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Single molecule enzymology
Molar absorptivity of NADH and calculation of enzyme factors
Recombinant fusion proteins in affinity chromatography purification of proteins
artifacts from RNA world
Enzymes do not affect equilibrium of chemical reaction.
Km and Vmax in competitive and noncompetitive enzyme inhibition
Catalytic constant and catalytic efficiency
Difference between feedback regulation and feedback inhibition
Compare and contrast five Basic Local Alignment Search Tools (BLAST)
Cytochrome P-450
Cyanide poisoning – biochemical consequences and biochemical basis of its treatment
States of respiratory control
Uncouplers of respiratory chain
Thermogenesis in brown adipose tissue
Overview of carbohydrate metabolism
Overview of fatty acid metabolism
Overview of cholesterol metabolism
Overview of amino acid metabolism
Overview of transport of lipids in blood
HDL/VLDL/LDL/Chylomicron
Metabolic interrelationship among adipose tissue, liver and extrahepatic tissue
Interconversion among glucose, TG and amino acids
Reactions unique to gluconeogenesis
Metabolism of propipnate
Control of glycolysis and gluconeogenesis by Fructose 2-6 biphosphate
Major Glucose transporters
Screening and diagnosis of gestational diabetes mellitus
Regulation of ketogenesis
Biochemical events leading to of ketoacidosis in diabetes mellitus
Regulation of acetyl Co-A carboxylase.
Regulation of Carnitine palmitoyl transferase 1 (CPT 1) by insulin
Mechanism of action of aspirin as anti-platelet-aggregation agent.
Mechanism of action of corticosteroid as anti-inflammatory agent
Aspirin vs. corticosteroid as drugs acting on eicosanoid synthetic pathway
Three groups of eicosanoids and their biosynthetic origin
EPA and DHA – biochemical basis of their role in health
HDL/VLDL/Chylomicron metabolism
Triacylglycerol metabolism and its regulation in adipose tissue
Perilipin and adipose tissue lipid droplets
Hormones and adipose tissue
Biochemical events in adipose tissue after a meal
Biochemical events in adipose tissue in fasting
Molecular basis for regulation of cholesterol biosynthesis in a cell
Molecular basis for regulation of HMG Co-A reductase in a cell
Functions of non-cholesterol product of cholesterol synthetic patway
Factors affecting cholesterol balance at cellular level
Transport of cholesterol among tissues in humans
Structure, genetics and biomedical importance of Lp(a)
Inherited disorders of plasma lipoproteins
Biochemical basis of etiology, clinical features, diagnosis and treatment of various hyperphenylalaninemia
Non-protein nitrogen products of tyrosine and tryptophan and various drugs affecting their metabolism
Maple syrup urine diseases
Biosynthesis and metabolism of serotonin and metatonin
Biochemical basis of etiology, clinical features, diagnosis and treatment of various hyperhomocystinemia
Biochemical basis of etiology, clinical features, diagnosis and treatment of various disorders of lipid malabsorption
Biochemical cause of major signs and symptoms of porphyrias
Biochemical basis of etiology, clinical features, diagnosis and treatment of unconjugated neonatal hyperbilirubinemia.
DNA packaging in metaphase chromosomes
Possible roles of modified histones
Major features of human mitochondrial DNA
Viral integration and transposons in human genome
Structure, function and inhibitors of DNA topoisomerases
DNA damage – causes, types, repair pathways and repair fedality
Double stranded break repair mechanisms
Transcription cycle
Transcription control regions for eukaryotic genes
Post-trancriptional modification of primary transcript
Mechanism of intron removal and alternative splicing
Alternative promotor utilization
Biogenesis and function of miRNA
Degeneracy of genetic code, concept and mechanism of wobbling phenomenon
Properties of genetic code
Point mutations and frame shift mutations
Circularization of mRNA during translation
Role of methyl-GTP cap and poly-A tail in translation
Antibiotics inhibiting protein synthesis
cis and trans epigenetic signals
Propagation of epigenetic signal after DNA replication
Properties of enhancers
DNA motifs
Various ways of gene regulation
Regulation of mRNA stability
Restriction - Enzymes used in recombinant DNA research
structure pf plasmid pBR322 and its use in recombinant DNA technology
genomic and cDNA library
DNA sequencing by Sanger's
Transgenic animals and knockout animals
Membrane asymmetry
specialized plasma membranes
Structure of K+ channel and selectivity
Structure and function of clathrin coated vesicles
Group 1 and group 2 hormones
Biosynthesis, molecular mechanism and disorders of calcitriol.
Iodide metabolism in thyroid follicles
Regulation of gene expression by class 1 hormones
G protein coupled receptors
Phospholipase C mediated second messenger system
Insulin signaling -
Nuclear receptor superfamily
Absorption of iron
Biochemical functions of various types of vitamin A and provitamin A
Vitamin K cycle and drugs acting on it
Mechanism of methotrexate and 5-flurouracil
Mechanism of carboxylation by biotin
Sources of free radicals and tissue damages caused by them
Antioxidents can be pro-oxidents
Cotranslational targeting of secretory proteins to endoplasmic reticulum
Peroxismal protein sorting and Zellweger syndrome
Entry of protein from cytoplasm to nucleoplasm
Entry of protein from cytoplasm to mitochondia
Cotranslational insertion of membrane proteins
Chaperones
Ubiquitin mediated protein degradation
COP 1, COP2 and clathrin coated vesicles
Lectins
Role of dolichol in synthesis of N-linked glycoprotein
GPI anchored proteind
Formation and consequences of advanced glycation endproducts
Biochemical basis of difference in clinical presentation of seasonal flu and bird flu/swine flu
Order and location of various post-translational processing of collagen
Biochemical mechanism of bone resorption in ostoclast
Molecular organization in cartilages
Biochemical events occurring during skeletal muscle contraction
Biochemical peculiarities and functions of sarcoplasmic reticulum
Dystrophin and musle cytoskeleton
Regulation of smooth muscle contraction
Difference in biochemical mechanism between skeletal and smooth muscle contraction
Metabolism and function of nitrogen oxide
Biochemical difference between muscle fibers and fuel used by sprinter and marathon runner
Non-heme transport of iron in enterocytes
Transferrin cycle
Regulation of synthesis of Ferritin and Transferrin-receptor
Role of hepcidin in iron metabolism
Changes in various laboratory tests in iron deficiency anemia
alpha-1 antitrypsin function and deficiency
genetics of ABO blood groups
Metabolism of RBC
Important reactions related to oxidative stress in various cells
RBC cytoskeleton and hereditary spherocytosis
Respiratory burst in neutrophils and related disorders
Role of NADPH oxidase and myeloperoxidase in neutrophils
Properties of cytochrome P450
Various types of type-2 reactions in metabolism of xenobiotics
Xenobiotic mediated cell inury
Mitochondrial theory of aging
Role of protein glycation in protein-protein crosslinking
Metabolic theory of aging
Telomere – structure, function and its replication
Ames test for detection of carcinogens
Oncogenes
Biochemical basis of apoptosis
Biochemical aspects of metastasis
Mechanism of action of various anticancer drugs
Hypoxia induced molecular events leading to altered gene expression
Explain leuminescence, chemileuminescence, bioleuminesence, enhanced chemileuminesence, and electrochemileuminesence
Dietary reference intake
Shotgun sequencing
Ethics in medical laboratory
Principle of electrochemileuminesence
Cost minimization, cost-benifit, cost-effectiveness and cost-utility analysis for laboratory tests
Various types of blood collection tubes for serum separation
Lactic acidosis – causes and biochemical basis of expected results of various laboratory examination
Causes and biochemical basis of expected results of various laboratory examination in diabetic ketoacidosis
Biochemical basis of expected results of Blood gas analysis in severe emphysema
Biochemical basis of expected results of various laboratory examination in renal tubular acidosis
Capillary blood sampling – methods and uses
Types questions clinicians try to answer by requesting laboratory examinations
Voltametry in clinical chemistry
Types of bilirubin in plasma and its detection by various methods
Limitations of use of SI units in clinical chemistry
Blunt end recombination of DNA
SARS CoV2 lifecycle
Mechanism of action of Vaccines against COVID19
Mechanism of action of Drugs against COVID19
Role of Clinical Biochemistry in COVID19 pandemic
Inflammatory Markers in COVID19 management
Biochemical Differences between delta and omicron variants of SARSCoV2 ant its clinical significance