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प्रश्न
If a person thinks he is infected with HIV, due to unprotected sex, and goes for a blood test. Do you think a test such as ELISA will help? If so why? If not, why?
उत्तर
Yes, ELISA is a highly sensitive and precise procedure and can detect antigens even in the range of a nanogram. So, it can be used to detect HIV in blood.
संबंधित प्रश्न
How did an American Company, Eli Lilly use the knowledge of r-DNA technology to produce human insulin?
Recombination DNA−technology is of great importance in the field of medicine. With the help of a flow chart, show how this technology has been used in preparing genetically engineered human insulins.
Diagrammatically represent the experimental steps in cloning and expressing an human gene (say the gene for growth hormone) into a bacterium like E. coli?
Can you suggest a method to remove oil (hydrocarbon) from seeds based on your understanding of rDNA technology and chemistry of oil?
What is gene therapy? Name the first clinical case in which it was used.
Write any two biochemical/molecular diagonostic procedures for early detection of viral infection. Explain the principle of any one of them.
Answer the following question.
Describe the roles of heat, primers, and the bacterium Thermus aquaticus in the process of PCR.
Answer the following question.
Explain the various steps involved in the production of artificial insulin.
Describe the role of bacterium Thermus aquaticus in carrying the process of polymerase chain reaction.
Mention the number of primers required in each cycle of PCR. Write the role of primers and DNA polymerase in PCR. Name the source organism of the DNA polymerase used in PCR.
What are DNA vaccines?
PCR is a useful tool for early diagnosis of an Infectious disease. Elaborate.
Human insulin is being commercially produced forma transgenic species of ______.
C-peptide of human insulin is ______.
With regard to insulin choose the correct options.
- C-peptide is not present in mature insulin.
- The insulin produced by rDNA technology has C-peptide.
- The pro-insulin has C-peptide.
- A-peptide and B-peptide of insulin are interconnected by disulphide bridges.
Choose the correct answer from the options given below.
Taking examples under each category, discuss upstream and downstream processing.
The graph given below indicates the administration of the first (L) and second dose (M) of a vaccine. The corresponding response of the body is indicated by X, and Y. Interpret the graph and explain the reason for such a response shown by the body.
In humans, somatic gene therapy was carried out to correct an immunodeficiency disease. Name this disease.
Illustrate using any one example of transgenic bacteria.
