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Originally posted by KIZZZY
Absolutely brilliant MMN! I too hope this will not be buried technology
Ya gotta love technology!
Originally posted by crazydaisy
reply to post by Maybe...maybe not
I wonder if this procedure would work for my granddaughter - she is 3 years old. She has a rare birth defect (tubular sclerosis) which causes tumors thru out the body, especially the brain. She now has 2 brain tumors and one behind her eye. She is going to a specialists next month in another state that specializes in her condition. There are less than 1000 babies diagnosed with this each year. I am going to copy the info from this site to give to her Mother so she can mention the possibility of this procedure. They have already said due to her age they do not want to perform open surgery.
Thank you very much for the information provided, much appreciated.
The model of DNA damage by PEF has certain limitations. Although we showed a correlation between DNA retarding in gel electrophoreses and florescence signal decrease with various parameters of the applied PEF, an additional effect of pulse application – electrode material release – is still to be investigated. Currently, two types of electrodes are used for electroporation applications. Aluminum electrodes, as used in this study and stainless steel electrodes, which are popular in large scale PEF systems for food treatment. Studies on PEF in the food industry and cell electro-transfection revealed that electrode material is released to the electrolyte solutions due to the application of high voltage pulses (47, 48). The nature of DNA-metal binding has been recently reviewed in the literature (49, 50). Moreover, Mustak (2002) investigated the impact of various metals on DNA conformation changes in relevance to neurological disorders (51). Specifically, it was shown that Al3+ and Fe2+ ions not only bind to DNA, but also induce confirmation changes in the DNA molecule, including DNA nicking (51). Furthermore, additional works showed that aluminum and iron ions cause DNA damage and topology changes (52-57). Hence, future studies should address a possibility that DNA damage, in addition to applied electric fields, is caused by released electrode materials.
New Cancer Treatment with Promising Results
Dr. Rafael Davalos , a bioengineering professor at Virginia Tech is working with his former Ph.D. adviser, Dr. Boris Rubinsky, of UC-Berkeley doing new cancer research to develop a minimally invasive cancer treatment using short electrical pulses targeting only the cancer cells. Already, this procedure has cured cancer in livers of male Sprague-Daley laboratory rats without using any drugs.
Their work with this potentially new cancer cure began with cell cultures in test tubes and progressed to rats, then mice. Dr. Rubinsky reported doing tests on pigs in early 2007. In 2008, trials with human prostate cancer will begin. If those trials are successful, they will try to cure cancer of other types in humans.
New Cancer Cure
This new cancer treatment uses irreversible electroporation (IRE) to kill cancer cells by electrocuting them. Healthy cells nearby are not harmed. As part of the procedure, the cancer cells are monitored using electrical impedance tomography to be sure no cancer cells are missed.
Cells are usually impermeable, but these electric micropulses open holes in the cell's membranes in a matter or seconds. Some of these holes remain open and the cell cannot repair them. This is the key and what kills the cancer cells as the contents drain out.
Dr. Davalos and Dr. Rubinsky have been able to treat different types of cancerous tissues in the laboratory. They treat an area while they watch the progress using tomography. Then they move the needles and repeat the procedure as necessary. The treatment takes only about one minute per affected area. Since the pulses are very short, the cells do not heat up. The procedure is relatively simple and inexpensive and can be done in any hospital.
This procedure avoids a key problem with traditional cancer treatments where the doctor cannot tell if the cancer cells are dead until about a week after the treatment. Some cancer cells can be missed if the oncologist is not aggressive enough, yet if they are too aggressive, surrounding healthy tissue may be damaged. Using IRE allows immediate feedback, enabling the doctor to watch how successful the treatment is while it is being performed.
Dr. Douglas Scherr, the clinical director of urologic oncology at the Weill Medical School of Cornell University believes that this treatment of "irreversible electroporation" could be effective in the treatment of the types of cancers where the tumors can be easily imaged, such as kidney cancer, breast cancer or brain cancer. Research is being conducted at Weill Medical School to more accurately image the cancer, which should result in even more accurate location of the tumor.
www.usedphysicsbooks.com...
"Anna Qualls hopes a new tumor-killing technology will free her from pain she's suffered for three years."
"On Thursday, Dr. Horacio D'Agostino zapped a tumor near Qualls' bowel with quick bursts of electricity using a NanoKnife. The trademarked equipment was made available to LSU Health Sciences Center-Shreveport and about 10 other health care institutions by manufacturer AngioDynamics. LSUHSC-S is the only hospital in Louisiana with the machine."
"Qualls, 58, of Rayville, is the second patient in Louisiana to undergo the procedure. She had conventional surgery for colon cancer in 2008. After the cancer reappeared in a difficult-to-treat spot, her doctors looked for other options"
www.shreveporttimes.com...
Intracranial Nonthermal Irreversible Electroporation: In Vivo Analysis.
Abstract
Nonthermal irreversible electroporation (NTIRE) is a new minimally invasive technique to treat cancer. It is unique because of its nonthermal mechanism of tumor ablation. Intracranial NTIRE procedures involve placing electrodes into the targeted area of the brain and delivering a series of short but intense electric pulses. The electric pulses induce irreversible structural changes in cell membranes, leading to cell death.
Intracranial Nonthermal Irreversible Electroporation: In Vivo Analysis.
Originally posted by Doc Velocity
Let's see... How does the cost of a Nano-Knife treatment compare to, say, the cost of throwing a handful of painkillers at a cancer patient?
Hm. Which option do you think will be most readily provided under Nationalized Heathcare?