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Consult the internet and find out how to make orally active protein pharmaceuticals. What is the major problem to be encountered? - Biology

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Consult the internet and find out how to make orally active protein pharmaceuticals. What is the major problem to be encountered?

दीर्घउत्तर
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उत्तर

Orally active protein pharmaceuticals contain biologically active materials such as peptides or proteins, antibodies, and polymeric beads. The body administers it orally through various formulations. It involves encapsulating protein or peptide in liposomes or formulations using penetration enhancers. People use these proteins or peptides as vaccines and for the treatment of various diseases. However, the oral administration of these peptides or proteins presents several related challenges. Once ingested, the stomach juices' proteases denature these proteins. This will nullify their effect. Therefore, it is essential to protect the therapeutic protein from digestive enzymes when it is taken orally. We inject the proteins directly into the target site to meet this requirement.

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पाठ 14: Biotechnology and Its Applications - NCERT EXERCISES WITH ANSWERS [पृष्ठ ५५६]

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नूतन Biology [English] Class 12 ISC
पाठ 14 Biotechnology and Its Applications
NCERT EXERCISES WITH ANSWERS | Q 9. | पृष्ठ ५५६

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Why do children cured by enzyme-replacement therapy adenosine deaminase deficiency need periodic treatment?


State the role of C-peptide in human insulin.


What is gene therapy? Illustrate using the example of adenosine deaminase (ADA) deficiency.


Diagrammatically represent the experimental steps in cloning and expressing an human gene (say the gene for growth hormone) into a bacterium like E. coli?


Why does Bt toxin not kill the bacterium that produces it, but kill the insect that ingests it?

 


Give a schematic representation of the transformation of a pro-insulin into insulin.


Answer the following question.
Describe the roles of heat, primers, and the bacterium Thermus aquaticus in the process of PCR.


Describe the role of high temperature.


Describe the role of primers.


Which one of the following statements is true regarding DNA polymerase used in PCR?


What is genetically engineered Insulin?


Explain how “Rosie” is different from a normal cow.


What are DNA vaccines?


A patient suffering from diabetes mellitus will have ______.


The site of production of ADA the body is ______.


ADA is an enzyme which is deficient in a genetic disorder SCID. What is the full form of ADA?


Choose the correct option regarding retrovirus.


ELISA is based on:


For effective treatment of the disease, early diagnosis and understanding of its pathophysiology is very important. Which of the following molecular diagnostic techniques is very useful for early detection?


The Adenosine deaminase deficiency results in ______.


Give the full form of ELISA. Which disease can be detected using it? Discuss the principle underlying the test.


What is a recombinant DNA vaccine? Give two examples.


Why is it that the line of treatment for a genetic disease is different from infectious diseases?


When a foreign DNA is introduced into an organism, how is it maintained in the host and how is it transferred to the progeny of the organism?


List the advantages of recombinant insulin.


A cell-free method of amplifying DNA first developed in the mid 1980's revolutionised the field of biotechnology, Name the method and explain the basic steps of the technique involved.


Eli Lilly's contribution for diabetic patients through r-DNA technology has been overwhelmingly accepted. Explain how?


The diagram given below represents the schematic structure of proinsulin, which undergoes certain modifications before it becomes a fully functional insulin.

Study the diagram carefully and answer the questions that follow:

  1. State the change the proinsulin undergoes to become fully functional.
  2. Name the modern scientific technique used for the production of human insulin.
  3. How are the two polypeptide chains of the fully functional insulin held together?

How many cycles of PCR are required to produce 250 molecules of DNA, starting with a single parental strand?


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