Advertisements
Advertisements
Question
Can you list 10 recombinant proteins which are used in medical practice? Find out where they are used as therapeutics (use the internet).
Advertisements
Solution
| 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. |
APPEARS IN
RELATED QUESTIONS
Name two commonly used bioreactors.
Suggest and describe a technique to obtain multiple copies of a gene of interest in vitro.
Draw a labelled sketch of sparged-stirred-tank bioreactor. Write its application.
Can you recall meiosis and indicate at what stage recombinant DNA is made?
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.
Answer the following question:
Describe the formation of recombinant DNA by the action of EcoRI.
Describe the process of amplification of the “gene of interest” using the PCR technique.
In a pathological lab, a series of steps were undertaken for finding the gene of interest. Describe the steps, or make a flow chart showing the process of amplification of this gene of interest.
______ plays an important role in blood clotting.
DNA fragments generated by the restriction endonuclease in a chemical reaction can be separated by ______.
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?
In PCR, primers are used for ______.
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 steps are catalysed by Taq DNA polymerase in a PCR reaction?
A bacterial cell was transformed with a recombinant DNA molecule that was generated using a human gene. However, the transformed cells did not produce the desired protein. Reasons could be ______.
Which of the following should be chosen for best yield if one were to produce a recombinant protein in large amounts?
How is copy number of the plasmid vector related to yield of recombinant protein?
Do biomolecules (DNA, protein) exhibit biological activity in anhydrous conditions?
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.
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.
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.
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:
