Biology Biotechnology Applications part 9 (Molecular Diagnosis : PCR test) class 12 XII

TL;DR

Gene therapy can be a permanent cure if applied at an early embryonic stage, early disease detection is crucial for effective treatment, and PCR tests can amplify and detect pathogens even at low concentrations.

Transcript

hello friends this video on applications of biotechnology part 9 is brought to you by exam feel calm no more fear from exam now the question is these cells these lymphocytes are also mortal that is they are not going to live forever their food periodic infusion of these genetically engineered lymphocytes are needed but if this is done add an early ... Read More

Key Insights

• 💅 Genetically engineered lymphocytes infused at an early embryonic stage could provide a permanent cure through gene therapy.
• ♋ Early detection of diseases is crucial for effective treatment, especially for diseases like cancer and AIDS.
• 🕵️ PCR tests can amplify and detect pathogens, making them useful for early disease detection and diagnosis.
• 🕵️ Blood and urine tests tend to detect diseases only when the pathogen concentration is high, while PCR tests can detect diseases even at low concentrations.
• 🕵️ PCR tests are regularly used to detect the presence of HIV and can also be used for detecting cancer and other genetic disorders.
• 🏆 Gene therapy and PCR tests are both applications of biotechnology that have revolutionized disease diagnosis and treatment.
• 👻 The PCR test amplifies genetic material through a chain reaction, allowing for the detection of pathogens in small concentrations.

Questions & Answers

Q: How can gene therapy become a permanent cure?

Gene therapy can be a permanent cure if genetically engineered lymphocytes are infused at an early embryonic stage, allowing them to multiply and produce more cells with the desired gene.

Q: Why is early detection of diseases important?

Early detection of diseases like cancer and AIDS is crucial as it allows for complete treatment before the disease spreads throughout the body, increasing the chances of successful treatment.

Q: How do PCR tests work?

PCR tests can amplify small concentrations of pathogens by creating multiple copies of their nucleic acids. This allows for the detection of pathogens even at low concentrations, making it useful for early disease diagnosis.

Q: What can PCR tests detect?

PCR tests can detect the presence of viruses like HIV, mutated genes associated with cancer, and other genetic disorders. It can also be used to detect the presence of pathogens in different parts of the body.

Summary & Key Takeaways

• Gene therapy with genetically engineered lymphocytes can provide a permanent cure if administered at early embryonic stages.

• Early detection of diseases is essential for effective treatment, especially for deadly diseases like cancer and AIDS.

• PCR tests can amplify and detect pathogens, making them useful for detecting diseases at low concentrations.