Up to this date, only chemotherapy and radiotherapy remain to be the top prescribed treatments for cancer, because their therapeutic effects have been well-documented to be generally effective against preventing cancer cells from spreading further.
One emerging idea about treating cancer is that concerning the keyhole limpet hemocyanin or KLH. For most people, this term may sound foreign, but it is actually a protein found in the giant keyhole limpet, a marine mollusk native to Southern California coasts. KLH is basically a large metal ion-carrying protein that thrives on the fluid in the circulatory system of the keyhole limpet. Its vital feature lies on its oxygen-carrying capacity, much like the ability of the human red blood cell. Essentially, KLH is immunogenic, which means that it is capable of producing an immune response, making it an effective vaccine carrier protein. Its safety for use among humans is established, but it cannot be produced synthetically; the only means to acquire this beneficial substance is for the keyhole limpet to undergo a complex, purified biological process.
What exactly gives KLH the chance to showcase a promising feat for cancer management? The answer lies in the development of cancer vaccines. To date, no absolute cure has been presented that will fully eradicate cancer cells with excellent prognosis. With that said, primary interventions like preventive measures are strongly encouraged by medical professionals. To combat the development of cancer and curb the risks of contracting it, scientific experts are painstakingly working on various vaccine formulations that will protect a person from this deadly condition. In fact, a vaccine is readily available for the prevention of cervical cancer, which has saved millions of high-risk women all around the globe.
Various studies have actually demonstrated the effectiveness of KLH in cancer treatment. In a randomized study by the Department of Urology at General Hospital Celle in Germany, a group of bladder cancer patients who had their tumors removed were immunized with KLH. This group displayed a significantly lesser number of cancer recurrence compared to another group that received a different agent. Another study conducted by the Memorial Sloan-Kettering Cancer Center in New York revealed promising results: the administration of KLH was well-tolerated by breast cancer patients, although a more comprehensive study on a larger sample was recommended by the researchers.
Not many studies, however, have been documented to establish that KLH has the same effectiveness during chemotherapy or radiotherapy, as vaccines are essentially administered for preventive purposes. However, a study in the University of Minnesota Cancer Center showed that following chemotherapy, the administration of KLH provided significant immune recovery, rendering the immune system stronger to prevent cancer relapse.
How does the KLH vaccine prevent cancer, exactly? Principally, it works by producing a sufficient number of antibodies to strengthen the immune system. This will help the body combat various diseases that occur because of cancer, considering that high-risk people and even those with cancer are already immunocompromised. Moreover, KLH is capable of selectively eliminating cancer cells because of its cytotoxic or "cell-killing" properties. Prototypes of KLH vaccines are already in use, and these are proven effective to prevent the occurrence of bladder, breast and digestive cancers. Moreover, they are guaranteed to be safe and relatively harmless.
Prevention is indeed a wiser path to tread than actual treatment. With chemotherapy or radiation, clinical problems like adverse effects, metastasis and complications have to be prevented as much as possible. With immunization, however, the initial development of cancer is halted even before it sets in to do damage on normal cells. Concerns about unpleasant side effects, life-threatening complications and even costly medications will not be experienced if cancer is prevented. For those who have successfully been treated with either chemotherapy or radiotherapy, a KLH immunization does well to prevent recurrence, so that cancer cells will no longer have a chance to grow and replicate once more. The quality of life, hence, is significantly improved with this beneficial vaccine.
Anna Celestino is a nurse, pet enthusiast and a freelance writer. She specializes in content focusing on health, wellness, beauty, pet care and travel, but she can adjust to any niche. For high-quality and unique content, send her an e-mail at katcelestino@gmail.com.
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