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प्रश्न
Can you list 10 recombinant proteins which are used in medical practice? Find out where they are used as therapeutics (use the internet).
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उत्तर
| Recombinant protein | Therapeutic use |
| Insulin | Treatment for type I diabetes mellitus. |
| Interferon-α | Used for chronic hepatitis C. |
| Interferon-α | Used against herpes and viral enteritis. |
| Coagulation factor VIII | Treatment of haemophilia A. |
| Coagulation factor IX | Treatment of haemophilia B. |
| DNAase I | Treatment of cystic fibrosis. |
| Anti-thrombin III | Prevention of blood clot. |
| Interferon B | For treatment of multiple sclerosis. |
| Human recombinant growth hormone | For promoting growth in an individual. |
| Tissue plasminogen activator | Treatment of acute myocardial infarction. |
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संबंधित प्रश्न
Name two commonly used bioreactors.
Besides better aeration and mixing properties, what other advantages do stirred tank bioreactors have over shake flasks?
Explain briefly:
PCR
Explain briefly:
Chitinase
State the importance of using a bioreactor.
Prepare a flow chart in formation of recombinant DNA by the action of restriction endonuclease enzyme EcoRI.
Describe the process of amplification of the “gene of interest” using the PCR technique.
Which of the following term used for defining a viral genome incorporated into host DNA?
______ plays an important role in blood clotting.
DNA fragments generated by the restriction endonuclease in a chemical reaction can be separated by ______.
A single strand of nucleic acid tagged with a radioactive molecule is called ______.
Blood stains are found at the site of a murder. It DNA profiling technique is to be used for identifying the criminals, which of the following is ideal for use?
The first step in recombinant DNA technology is
In addition to the Taq polymerase enzyme, which other thermostable DNA polymerases have been isolated to be used in PCR?
In PCR, primers are used for ______.
During the process of gene amplification using PCR, if a very high temperature is not maintained in the beginning, then which of the following steps of PCR will be affected first?
Rising of dough is due to ______.
An antibiotic resistance gene in a vector usually helps in the selection of ______.
Which of the following should be chosen for best yield if one were to produce a recombinant protein in large amounts?
Do biomolecules (DNA, protein) exhibit biological activity in anhydrous conditions?
Identify and explain steps ‘A’, ‘B’ and ‘C’ in the PCR diagram given below.
Read the following paragraph and answer the questions that follow:
| Biotechnology revolves around the "gene of interest", with an objective to open various avenues for human welfare in health, medicine, pharma, agriculture etc. using different techniques, tools and processes. One of the breakthroughs of biotechnology in medicine is the gene therapy. |
- Name the human disease for which the gene therapy was used for the first time.
- Explain the steps of gene therapy carried to cure the disease using the lymphocytes of the patient. Why is this therapy not a permanent cure of the disease?
- Write the possible permanent cure of the disease by the gene therapy that is in progress.
Assertion (A): Synthetic oligonucleotide polymers are used during Annealing in a PCR.
Reason (R): The primers bind to the double stranded DNA at their complementary regions.
State the advantage of using Thermostable DNA polymerase.
Bioreactors are the containment vehicles of any biotechnology-based production process. For large scale production and for economic reasons the final success of biotechnological process depends on the efficiency of the bioreactor.
Answer the following questions w.r.t. the given paragraph:
- List the operational guidelines that must be adhered to so as to achieve optimisation of the bioreactor system. Enlist any four.
- Mention the phase of the growth we refer to in the statement "Optimisation of growth and metabolic activity of the cells".
- Is the biological product formed in the bioreactor suitable for the intended use immediate? Give reason in support of your answer.
