Every month, I’ll be highlighting breast
cancer research that is going on RIGHT NOW! Harvested from different websites,
journals and podcasts, I’ll translate them into understandable English and
share them with you. Today: https://www.healio.com/internal-medicine/oncology/news/online/%7B23bbe444-a832-4197-8839-f398cc01ced4%7D/higher-levels-of-vitamin-d-may-lower-breast-cancer-risk
“While more early
detection and improvements in treatment have reduced the mortality rate, there
has been no reduction in the incidence of breast cancer in the past 20 years.”
Ouch. That’s both
surprising and humbling.
After all those
Relays For Life, and Susan B. Komen Race For The Cures…this?
To me as a science-based
person, this says that while we are moving ahead in treatment, we are NO CLOSER
TO KNOWING WHAT CAUSES BREAST CANCER TODAY IN 2018 THAN WE WERE TO KNOWING WHAT
CAUSES BREAST CANCER IN 1998.
Really?
*sigh*
OK – onward then.
In
a study, “Vitamin D, DNA methylation, and breast cancer”, published in the July
2018 issue of BioMed Central (https://breast-cancer-research.biomedcentral.com/articles/10.1186/s13058-018-0994-y),
researchers established that Vitamin D may protect menopausal women from breast
cancer.
The
mechanism, while is sounds complex and esoteric, is actually pretty simple.
While
most of the title is understandable, ‘the heck is “DNA methylation”????
Meth…a
word that our society has come to loathe and fear…is the root of a process
called methylation. Simply put, it means that in a complicate molecule, a
simple atom gets kicked out and a “methyl group” gets added.
We
are uncomfortably familiar with “methamphetamines” because of the plague on our
nation. The process apparently (https://sunrisehouse.com/meth-addiction-treatment/making/)
is simple and has created leagues of “armchair chemists” who have no more idea
what they are doing than the ancient alchemists did in their attempts to turn lead
into gold by dumping chemicals on the gray metal found in most car batteries.
Ironically,
one process of making meth involves using the LITHIUM found in “long-life”
batteries. At any rate, most people know what DNA is – if not, it’s the
molecule found in every one of your cells, and is a sort of code that makes
you, you and me, me.
In
the methylation of DNA, the molecule gets abnormally high amounts of the methyl
group (a carbon atom with four hydrogen “riders”) that knock off a hydrogen on
the DNA molecule and latches itself on. (Technically this is known as “hypermethylation”).
The methyl group silences the creation of certain genes (a bit of code designed
to make something) that “can be inherited by daughter cells following cell
division. Alterations of DNA methylation have been recognized as an important
component of cancer development.”
What
ends up happening is a “hypermethylation of tumor suppressor genes and
hypomethylation of oncogenes.” Plain English: way more methyl groups attached
themselves to the genes than normal, turning off its tumor-killer force. The
same thing also sucked the methyl groups away from normal cell growing genes,
making THEM stop growing normally.
“Silencing
of DNA repair genes through methylation of CpG islands in their promoters
appears to be especially important in progression to cancer (see methylation of
DNA repair genes in cancer).”
In
the study noted above, researchers have discovered that: “With roughly an 80%
reduction in the incidence of breast cancer [in women who had a higher amount
of vitamin D in their blood than those who had a lower amount], getting a
vitamin D blood level [raised] becomes the first priority for cancer prevention…Nutrition
and lifestyle factors are certainly important for overall health, but they
can’t replace the value of vitamin D level. The safety of this level has been
demonstrated within this study as well as others.”
One
side note: I was in a vitamin D study that was looking at the prevention of diabetes.
I did NOT become diabetic during the study, though I was borderline. HOWEVER –
I also developed a kidney stone and was immediately taken off of the mega-doses
of D I was taking…
Resources: https://en.wikipedia.org/wiki/DNA_methylation#In_cancer,
https://breast-cancer-research.biomedcentral.com/articles/10.1186/s13058-018-0994-y,
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