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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. |
| Erythropoietin | Treatment of anemia. |
| 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 clots. |
| Interferon-β | For the 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
Draw a labelled sketch of sparged-stirred-tank bioreactor. Write its application.
Answer the following question:
Describe the formation of recombinant DNA by the action of EcoRI.
Which of the following term used for defining a viral genome incorporated into host DNA?
DNA fragments generated by the restriction endonuclease in a chemical reaction can be separated by ______.
PCR and restriction fragment length polymorphism are the methods for ______.
A single strand of nucleic acid tagged with a radioactive molecule is called ______.
Gene Amplification using primers can be done by ______.
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?
During the purification process for recombinant DNA technology, the addition of chilled ethanol precipitates out ______.
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?
Which of the following contributed in popularising the PCR (polymerase chain reactions) technique?
An antibiotic resistance gene in a vector usually helps in the selection of ______.
Significance of 'heat shock' method in bacterial transformation is to facilitate ______.
Which of the following steps are catalysed by Taq DNA polymerase in a PCR reaction?
Identify and explain steps ‘A’, ‘B’ and ‘C’ in the PCR diagram given below.
Illustrate the design of a bioreactor. Highlight the difference between a flask in your laboratory and a bioreactor which allows cells to grow in a continuous culture system.
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.
Write the scientific name of the source organism of the thermostable DNA polymerase used in PCR.
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.
Identify the part of a bio-reactor which is used as a foam braker from the given figure.
Given below are two statements:
Statement I: The DNA fragments extracted from gel electrophoresis can be used in construction of recombinant DNA.
Statement II: Smaller size DNA fragments are observed near anode while larger fragments are found near the wells in an agarose gel.
In the light of the above statements, choose the most appropriate answer from the options given below:
In agarose gel electrophoresis, why do DNA fragments move toward the positive electrode?
In the provided agarose gel electrophoresis image, what is represented in lane 1 compared to lanes 2 through 4?
Which enzyme is utilized in Polymerase Chain Reaction (PCR) because it remains active at high temperatures?
Which of the following are direct methods used for introducing recombinant DNA into host cells besides chemical transformation?
Which series of operations is collectively referred to as 'downstream processing'?
