In humans, abdominal obesity or the beer belly is often
synonymous with Type 2 diabetes, cancer, heart disease and hypertension. Scientists took advantage of the
heat-generating properties of a so-called ‘good fat’ in body, to cut back on
the white cells that compose the visceral fat. They combined those brown fat
thermogenic cells with genetically modified cells missing an enzyme that leads
to visceral fat growth. The engineered cells were placed inside a gel-like
capsule that allowed for release of its contents without triggering an immune
response.
Researchers were surprised to see that the injected cells
even acted like "missionaries", converting existing belly fat cells
into so-called thermogenic cells, which use them to generate heat. Over time,
the mice gained back some weight, but they resisted any dramatic weight gain on
a high-fat diet and burned away more than a fifth of the cells that make up
their visceral fat which surrounds the organs and is linked to higher risk for
Type 2 diabetes, cancer and heart disease. Scientists took advantage of the
heat-generating properties of a so-called 'good fat' in body, to cut back on
the white cells that compose the visceral fat.
They combined those brown fat thermogenic cells with
genetically modified cells missing an enzyme that leads to visceral fat growth.
The engineered cells were placed inside a gel-like capsule
that allowed for release of its contents without triggering an immune response.
"With a very small number of cells, the effect of the
injection of this capsule was more pronounced at the beginning, when the mice
dramatically lost about 10% of their weight," said Ouliana Ziouzenkova,
assistant professor of human nutrition at Ohio State University and lead author
of the study.
"They gained back some weight after that. But then we
started to look at how much visceral fat was present, and we saw about a 20%
reduction in those lipids," he said.
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