Images
show tumor cells in a mouse brain at different days.
This microscopic photo
shows tumor cells from a fine needle aspiration cytology smear of a liver mass.
Not exact matches
«Animal studies and in - vitro studies with human
cells have repeatedly
shown that food - grade carrageenan causes gastrointestinal inflammation and higher rates of intestinal lesions, ulcerations, and even malignant
tumors.»
Cauliflower contains sulforaphane, a sulfur compound that is
shown to kill cancer stem
cells and slow
tumor growth.
Goji's are reported to have anti-aging properties and
show anti-
tumor activities against various types of skin cancer
cells by inhibiting
tumor growth and inducing apoptosis.
Cauliflower is high in sulforaphane, a sulphur compound that has been
shown to kill cancer stem
cells, thereby slowing
tumor growth and support liver detoxification pathways.
In 2010, researchers from the University of Michigan Comprehensive Cancer Center published a study in the journal Clinical Cancer Research
showing that sulforaphane had the ability to kill breast cancer stem
cells in mice and in lab cultures, and it also prevented the growth of new
tumor cells.
Similar to capsaicin,
tumor necrosis factor is suspected to both induce and reduce cancer
cell growth, and was
shown to commit
cells to survival when stimulating EGFR transactivation mechanisms, indicating that EGFR could act as a molecular switch determining the antiapoptotic effect of
tumor necrosis factor (50).
The 2016 People's Choice Award went to Emmanuelle Alaluf of the Free University of Brussels, for her video using ballet and other dance styles to
show how
tumor cells evade the immune system.
Goldberg says scans suggest some of the patients still have
tumors, but biopsies
show no remaining cancer
cells.
Furthermore, while the approach has
shown tremendous promise in treating blood - based cancers like leukemia, solid
tumors remain stubbornly difficult to treat with CAR T
cells.
Previous work in Weinberg's lab had
shown that after a
tumor forms in one part of the body, some of the cancer
cells undergo EMT, Mani explains.
Pre-clinical studies have
shown that ALT - 803 activates the immune system to mobilize lymphocytes against
tumor cells and could potentially serve as an important component in combination treatments.
Researchers used tissue and blood samples to
show that the gammopathy (a precursor to myeloma) in both mice and patients with Gaucher disease is triggered by specific lipids, and that the antibodies made by
tumor cells in nearly a third of myeloma patients are directed against such lipids.
The research
shows that ONA reduces the progression of malignant ovarian cancer
tumors by interfering with the pro-tumor function of myeloid
cells.
The panels
show how individual melanoma
cells came together to build a
tumor in just four hours.
Nagoya University - led research team
shows in mice the potential of a special immune
cell that targets a key protein in
tumor growth that helps stop brain cancer.
The laboratory and animal study also
shows how the agent, called SapC - DOPS, targets
tumor cells and blood vessels.
A preclinical study
shows that an experimental nanotechnology drug called SapC - DOPS crosses the
tumor blood - brain barrier, targets brain -
tumor cells and retards growth of
tumor blood vessels.
«What our findings
show is that the problems with iPS
cells don't just involve one or two or a few abnormal iPS
cells escaping into the body and forming
tumors, but that the whole population of
cells is screwed up,» Lanza says.
«This study
shows that NF - kB might coordinate a network of immune - suppressor genes whose products enable
tumor cells to evade adaptive immunity,» he adds.
The researchers
showed that adipocyte secretions can attract prostate
tumor cells.
The study published in Cancer
Cell shows that exosomes from
tumor cells of breast cancer (and other
tumor types such as ovarian and endometrial) are different in size and composition than those of healthy
cells.
When the scientists inserted human colorectal cancer
cells into zebrafish embryos and allowed them to grow for 4 days, the resulting
tumors showed three hallmarks of human solid
tumors: rapid
cell division, formation of blood vessels to supply nutrients, and the ability to spread to other locations in the body.
Wistar scientists have previously
shown that age - related changes in the
tumor microenvironment — or the surrounding area where
tumor cells crosstalk with normal and immune
cells — can drive melanoma progression and therapy resistance.
The scientists have
shown that, in all cancers, a sort of «identity crisis» is observed in cancerous
cells: in the organs or tissues in which a
tumor develops, genes specific to other tissues or to other stages of the development of the organism express themselves in an aberrant manner.
Shown here is a cluster of circulating
tumor cells (red) from a patient with breast cancer.
With these in vitro test methods, the KU researchers have
shown that anti-CD44s antibody can reduce pancreatic cancer
cell growth, metastasis and ability of the
tumors to recur after radiation therapy.
Drugs that targeted the RAS pathway
showed little activity against the
tumor cells.
She even found evidence that the devils» immune systems were occasionally performing this interferon - gamma trick themselves: In some instances,
tumor cells near the edge of the
tumor, in close proximity to white blood
cells,
showed MHC antigens that
cells farther within the
tumor mass lacked.
Host
cells (brown) in tissue adjacent to the
tumor cells show the MHC protein strongly.
Indeed, after Siddle added a squirt of interferon - gamma — a chemical messenger that activates numerous genes involved in producing MHC antigens — to
cells cultured from devil
tumors, the MHC genes functioned normally again, and the
tumor cells» identity cards
showed up, plain as day.
Half of the patients that could be evaluated
showed big increases in the numbers of T -
cells specifically reactive to
tumor material, indicating a good response to vaccination.
After more than six years of research, the research team led by María Soengas, head of CNIO's Melanoma Group,
showed that RAB7 acts as an orchestra director, determining the fate of melanoma
cells: at high concentrations of RAB7, cellular autodigestion is very active, and this allows
tumor cells to obtain energy, prevent the accumulation of toxic components and thus divide and proliferate; when RAB7 is reduced,
cells use endosomes to recycle metastatic proteins, favouring their dispersal throughout the body.
Glutamine deprivation in these systems has been
shown to be lethal to the
cells — but does this also apply to naturally occurring
tumors?
«FDG PET
shows tumor DNA levels in blood are linked to NSCLC aggressiveness: Insights derived from FDG PET could improve treatment selection for patients with advanced non-small
cell lung cancer.»
Semenza says previous studies have
shown that resistance to chemotherapy arises from the hardy nature of cancer stem
cells, which are often found in the centers of
tumors, where oxygen levels are quite low.
Blood testing
showed an expansion in the numbers of CD19 - targeted CAR T -
cells that coincided with the
tumor's regression.
In a study presented in the featured clinical investigation article of the November issue of The Journal of Nuclear Medicine, they used 18F - fluorodeoxyglucose (FDG) PET / CT imaging to
show that the amount of
cell - free
tumor DNA circulating in the bloodstream correlates with
tumor metabolism (linked to cancer aggressiveness), not
tumor burden (amount of cancer in the body).
Subsequent surgery on vaccinated patients has
shown that the T
cells are finding and killing
tumor cells in the brain, but not enough of them.
Using
tumor biopsies from melanoma patients, the researchers could
show that there is a positive correlation between the production of CCL5 and the infiltration of NK
cells.
The new study
shows that a «constitutively active» signaling circuit can trigger
cells to grow into
tumors and drive therapy resistance in advanced prostate cancer.
A phase I clinical trial conducted by investigators at the University of Texas San Antonio,
showed that the combination of HCQ and the chemotherapy drug vorinostat in 27 patients with advanced solid
tumors, including renal
cell carcinoma and colon cancer, was clinically safe and inhibited autophagy.
New research
shows that microRNA - 486 is a potent
tumor - suppressor molecule in lung cancer, and that the it helps regulate the proliferation and migration of lung - cancer
cells, and the induction of programmed
cell death, or apoptosis, in those
cells.
One study
showed that ovarian
tumors produce a signaling molecule that serves to attract regulatory T
cells, a subclass of adaptive immune
cells responsible for quieting other T
cells.
Just as no two people possess the same genetic makeup, a recent study has
shown that no two single
tumor cells in breast cancer patients have an identical genome.
The study
showed that mice implanted with breast cancer
cells lacking the protein developed small, self - contained
tumors consisting of
cells that didn't leave the
tumor.
This group's achievement
shows the possibility to clarify the mechanism of human
tumor formation, especially the molecular mechanism responsible for in the initial stage of
cell cancerization due to DNA damaged by radiation in the initial stage, by using the model of budding yeast, a primitive eukaryote.
«We have
shown that our molecule works on cancer
cells in the lab, but the next step is to see if it works on real
tumors in animals.
Researchers used IL - 15 to develop a whole
tumor cell vaccine to target breast (TS / A) and prostate (TRAMP - C2) cancer
cells in animal models; results
showed that
tumor cells stopped growing after the vaccine was introduced and that beneficial effects were enhanced further when IL - 15Rα was co-produced by the vaccine
cells.