Role of Nanotechnology in Cancer Treatment
Role of Nanotechnology in Cancer Treatment
Jul 04, 2022

Role of Nanotechnology in Cancer Treatment

Nano therapy is a branch of nanotechnology concerned with the use of nanoparticles to heal a variety of human and animal illnesses. Nanotechnology now allows for the exact targeting of human and animal ailments while minimizing adverse effects. By guiding medications to selectively targeted cancer cells, nanotechnology improves chemotherapy and decreases its side effects. It also improves the efficacy of radiotherapies and other current treatment options by guiding surgical removal of malignancies with more precision. As a result, the patient's danger of death is reduced, and his or her chances of surviving are improved.

Researchers are working on new treatments using freshly found nanoparticles with unique features that can be used in medicine. Nanoparticles encapsulate small medicinal molecules despite their small size. Nanoparticles can be decorated with ligands, DNA and RNA strands, peptides, or antibodies due to their enormous surface area. These 'add-ons' provide additional functionality to the nanoparticle, such as enhancing the therapeutic effect or assisting in the targeting of a nanoparticle to a specific place.

The development of nanoparticle packages, active pharmaceutical ingredients to facilitate the exploration of a broader range of active ingredients, and the establishment of immunogenic cargo and surface coatings as adjuvants to nanoparticle-mediated therapy, radio- and chemotherapy, and stand-alone therapies are all examples of current nanoparticle research in oncology.

Drug Delivery

Nanotechnology is mostly used in oncology to improve drug delivery. Nanotechnology has been effectively employed to develop many systems that improve the pharmacokinetics of a medicine and lower the associated toxicities, according to a large body of research. These devices reduce pharmacological side effects and improve a patient's chances of survival. Chemotherapies can also be more selective because they help deliver medications to targeted tumor tissues. These techniques entail the creation of nano-sized carriers that encase and carry the medicine to its intended target.

Enhancing Immunotherapy with Nanotechnology

Nanotechnology's application in oncology to improve immunotherapy is another promising topic. While immunotherapy has already proven to be an interesting and potentially beneficial therapeutic option for a variety of cancers, the number of patients who respond favorably to immunotherapy remains modest, with only about 15% of patients displaying an objective response rate across indications. This is due to the tumor's various immune-evasion strategies. Nanotechnology is being used to help increase the immune system's efficacy against cancer by managing the immune system's spatiotemporal regulation. The idea is that the immune system is spatially and temporally controlled in nature.

A recent study has shown that scientists may manipulate the distribution, pharmacokinetics, and location of immunomodulatory drugs using nanoparticles and biomaterials, resulting in responses that cannot be elicited by providing the identical chemicals in a solution.

Radiotherapy and Nanotechnology

Around 50% of cancer patients receive radiotherapy at some time throughout their treatment. Radiation therapy reduces the size of tumors by exposing them to high-energy radiation; however, this radiation can harm healthy cells as well. Scientists have been experimenting with ways to improve the effectiveness of radiotherapy as well as inventing new externally applied electromagnetic radiation. As a result, it's possible that combining nanotechnology with radiotherapy will yield better results than radiotherapy alone.


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