Courses
Courses for Kids
Free study material
Offline Centres
More

Interferons

share icon
share icon

What are Interferons all About?

Rank Predictor

Interferons or IFNs are considered signalling proteins that host cells or tumour cells release to respond to several viruses. These large cells work as communicators. Host cells release such proteins to help nearby cells build defenses against viruses. This mechanism works especially when the body gets infected with bacteria, viruses, and some unknown nucleic acids. Besides nearby cells, IFNs activate other cells, too, which work as an important part of the immune system besides destroying invading pathogens.


(Image will be uploaded soon)


The Classification of IFNs

IFNs are classified as:

  • Alpha – They arrive from white cells.

  • Beta – They emerge from fibroblasts.

  • Gamma – Gamma emerges from lymphocytes.


IFNs improve a person’s immune system in several ways, and so, people can use them for treating various conditions that involve their immune system. Commonly, IFNs are manufactured utilizing the technology of recombinant DNA.


The Interferon alphas are helpful in treating some viral infections, like human papillomavirus and chronic hepatitis. They are also helpful to treat cancer, like malignant melanoma and Kaposi sarcoma, besides hairy cell leukaemia.


Interferon beta is used for slowing down or treating the advancements of multiple sclerosis, while Interferon-gamma is useful for treating chronic granulomatous disease.


What is Interferon?

Most people don’t know what is Interferon? Interferon is a protein that has turned into a vital portion of people’s natural defences. The IFNs tell a person’s immune system whether or not cancer cells and germs are present in his body. They also trigger the killer immune cells to fight those invaders.


How does Interferon Inhibit Viruses?

IFNs have derived their name as they do interfere with viruses and stop them from multiplying. In 1986, the very first laboratory-made interferon was formed, and it treated some kinds of cancer. Again, it was also one of the most primitive treatments that worked with people’s immune systems for fighting illness. Later, it was sanctioned for treating some conditions that include multiple sclerosis and hepatitis.


How does Interferon Function?

To understand Interferon function, you need to know that nearly every cell present in people’s bodies create IFNs. Cells that have got infected with other germs or viruses give off both interferon-alpha as well as interferon-beta as warning signs to people’s immune systems. This triggers some immune cells, known as white blood cells. And so, they discharge interferon-gamma to fight the germs.


The role of Interferons in various ways:

  • IFNs alert a person’s immune system, and it helps to follow cancer or virus.

  • Aid your immune system in recognizing cancer or the virus.

  • Order immune cells to attack.

  • Help healthy cells to fight infection.

  • Stop cancer cells and viruses from expanding and dividing.


IFNs are vital modulators of a person’s immune response. It was recognized for its capability to obstruct viral proliferation. Different kinds of interferon are considered a person’s body’s most quickly produced and vital defence against viruses. Interferon is also capable of combating parasitic and bacterial infections. It also inhibits cell division besides impeding or promoting the cells’ differentiation. 


Interferon Uses

The Interferon drug is useful for treating different cancers, like melanoma, AIDS-connected Kaposi’s sarcoma, and leukaemia. This is also useful for treating virus infections, like chronic hepatitis C, chronic hepatitis B, and condylomata acuminate. This medication has huge similarities to the protein that a person’s body produces naturally. In people’s bodies, it does its job by affecting the functioning of cells and natural defences in several ways. When you add more interferon, then it can aid people’s bodies in fighting off virus infections or cancer.


The Uses of the Interferon Alpha-2b Injection

Alfa-2b injection is known to be hugely utilized for treating hepatitis B and hepatitis C, malignant melanoma or skin cancer, lymphoma or lymph node cancer, hairy cell leukaemia or blood cell cancer, genital warts, and Kaposi sarcoma or AIDS-connected tumour. IFNs are compounds that cells in a person’s body produce for fighting some infections as well as tumours. Interferon alfa-2b injection is known as a man-made or synthetic variation of these compounds. You can get this medication only when your physician prescribes it for you. You will find this product in solution or powder for solution forms.


All in all, this article has included everything you must know about interferons.

Want to read offline? download full PDF here
Download full PDF
Is this page helpful?
like-imagedislike-image

FAQs on Interferons

1. What is known as Interferon Therapy?

Interferon is a protein that human blood cells produce for responding to stimulation or viral infection. Commonly, IFNs play the role of host defence besides modulating people’s immune systems. Its curative uses are formed on these roles only. Interferon-alfa is hugely utilized for skin conditions, malignancies, myeloproliferative disorders, and viral infections. Interferon-beta is considered a common treatment to relapse multiple sclerosis. The therapy of Interferon-gamma is utilized for some chronic granulomatous diseases as well as skin lesions. However, further research is still required to understand more about its use. The best thing is interferon therapy has got only some limited utility and common side effects. More than 75 percent of interferon users report flu-like symptoms, and only 10 to 40 percent of users come across the depression.

2. What is the role that IFNs plays in inflammation?

Inflammation happens to be an important physiological process, and it enables survival at the time of infection. It also maintains tissue homeostasis. IFNs, besides anti- and pro-inflammatory cytokines, happen to be critical for a suitable response to damaged cells, pathogens, or irritants in some inflammatory responses. Interferon was given its name for its capability to obstruct viral proliferation. Different types of interferon are considered the most rapidly-created and vital defence against viruses. IFNs are also capable of combating parasitic and bacterial infections and inhibiting the division of cells. Every vertebrate animal produces interferon and, most probably, some invertebrate animals too.

3. What do most people know about the advancement of IFNs over the years?

IFNs were discovered by Alick Isaacs, a British bacteriologist, and Jean Lindenmann, a Swiss microbiologist, in 1957. Research that was conducted during the 1970s disclosed that these compounds are not only effective in preventing viral infection, but they can also stop the development and growth of cancers in a few laboratory animals. Several people raised hopes that interferon might turn out to be a wonder drug that would be capable of curing a huge array of diseases. In this circumstance, its side effects too were considered, and they included fatigue and flu-like signs of fever. Again, it can result in lessening the blood cells’ production by the bone marrow.


Competitive Exams after 12th Science