A recent study out of Georgetown University showed that the metals mercury, copper, cobalt, nickel, lead, tin, chromium and vanadate activated estrogen receptor alpha sites
in human breast cell cancer lines in ways similarly to the human estrogen estradiol.
Ortiz C, Morales L, Sastre M, Haskins WE, Matta J. Cytotoxicity and genotoxicity assessment of sandalwood essential oil
in human breast cell lines MCF - 7 and MCF - 10A.
Previous evidence for a breast cancer link has been mixed — one study found increased risk in women exposed before age 14, whereas others found no association — but in a lab dish, DDT has been shown to activate the HER2 gene
in human breast cells, which is expressed in some breast cancers.
«IGF - 1 is known to cause malignant transformations
in human breast cells... and the implications have not been properly studied.»
Conjugated linoleic acid (CLA) up - regulates the estrogen - regulated cancer suppressor gene, protein tyrosine phosphatase gamma (PTPgama),
in human breast cells.
Not exact matches
Philipp added that there are live
human cells in breast milk that can't be added to formula.
For a long time, insulin was not thought to play a direct role
in regulating the milk - making
cells of the
human breast, because insulin is not needed for these
cells to take
in sugars, such as glucose.
Breastfeeding is contraindicated
in infants with classic galactosemia (galactose 1 - phosphate uridyltransferase deficiency) 103; mothers who have active untreated tuberculosis disease or are
human T -
cell lymphotropic virus type I — or II — positive104, 105; mothers who are receiving diagnostic or therapeutic radioactive isotopes or have had exposure to radioactive materials (for as long as there is radioactivity
in the milk) 106 — 108; mothers who are receiving antimetabolites or chemotherapeutic agents or a small number of other medications until they clear the milk109, 110; mothers who are using drugs of abuse («street drugs»); and mothers who have herpes simplex lesions on a
breast (infant may feed from other
breast if clear of lesions).
Colostrum contains high concentrations of secretory IgA, the predominant immunoglobulin passed through your
breast milk, lactoferrin, which acts as an antibacterial to prevent infection
in human infants, and leukocytes, protective white
cells.
In November 2010 Japanese researchers announced online in Analytical Chemistry that they had built a chip that simultaneously tests how liver, intestine and breast cancer cells respond to cancer drugs, and in February 2010 scientists publishing in the Proceedings of the National Academy of Sciences USA developed a microscale replica of the human liver that allowed them to observe the entire life cycle of hepatitis C, a virus that is difficult to observe in cultured cell
In November 2010 Japanese researchers announced online
in Analytical Chemistry that they had built a chip that simultaneously tests how liver, intestine and breast cancer cells respond to cancer drugs, and in February 2010 scientists publishing in the Proceedings of the National Academy of Sciences USA developed a microscale replica of the human liver that allowed them to observe the entire life cycle of hepatitis C, a virus that is difficult to observe in cultured cell
in Analytical Chemistry that they had built a chip that simultaneously tests how liver, intestine and
breast cancer
cells respond to cancer drugs, and
in February 2010 scientists publishing in the Proceedings of the National Academy of Sciences USA developed a microscale replica of the human liver that allowed them to observe the entire life cycle of hepatitis C, a virus that is difficult to observe in cultured cell
in February 2010 scientists publishing
in the Proceedings of the National Academy of Sciences USA developed a microscale replica of the human liver that allowed them to observe the entire life cycle of hepatitis C, a virus that is difficult to observe in cultured cell
in the Proceedings of the National Academy of Sciences USA developed a microscale replica of the
human liver that allowed them to observe the entire life cycle of hepatitis C, a virus that is difficult to observe
in cultured cell
in cultured
cells.
Recent collaborative work between UCR and Cedars - Sinai Medical Center
in Los Angeles demonstrated that
in animal models of
human breast cancer, mice treated with 123B9 that was conjugated with paclitaxel had significantly fewer circulating cancer
cells in the blood compared to mice that were not treated or even treated with paclitaxel alone.
Working with
human breast tissue, the new study's authors attempted to induce EMT
in normal
cells; they figured they would just get fibroblasts, a type of connective tissue that is important
in wound healing.
An unknown component of
breast milk appears to kill HIV particles and virus - infected
cells, as well as blocking HIV transmission
in mice with a
human immune system.
In their latest study, they tested compounds against
cells from nine different types of
human cancer, including common types affecting blood, colon,
breast, prostate, ovaries, kidneys, and lungs.
Bloch's colleagues at the National Institute of Environmental Health Sciences tested the oils
in gene expression studies on lab - grown
human breast cancer
cells and found that they could mimic estrogens, the primary female sex hormones, and inhibit androgens, the primary male sex hormones.
Lab testing showed that the plant - made virus particles, which naturally bind to receptors on cancer
cells, were taken
in by
human breast cancer
cells.
Using this biosensor
in highly invasive
breast cancer
cells taken from rodents and
humans, the Einstein team discovered that when an individual invadopodium forms and is actively degrading the ECM, its Rac1 levels are low; on the other hand, elevated Rac1 levels coincide with the invadopodium's disappearance.
If further research confirms the findings
in human cells, limiting the amount of asparagine cancer patients ingest could be a potential strategy to augment existing therapies and to prevent the spread of
breast cancer, Knott added.
Pre-clinical studies have shown it to be effective
in eliminating a number of different kinds of cancers
cells, including cancer stem
cells from
human breast cancer patient biopsies.
The researchers observed the effect of the synthetically produced molecule, JK - 31, on the growth and proliferation of a model
human breast cancer
cell line and found that it effectively blocked the protein cyclin - dependent kinase 1 (CDK1), which plays a key part
in the process of the division of cancer
cells, and therefore inhibited the proliferation of the
cells.
Oncologists William Hahn, Robert Weinberg, and colleagues at the Whitehead Institute for Biomedical Research
in Cambridge, Massachusetts, mutated the gene for one part of the enzyme and inserted it into cultured
human cells from colon, ovary, and
breast tumors.
Moreover, epalrestat, a drug that inhibits AKR1B1 and is approved
in Japan to treat peripheral neuropathies associated with diabetes, was similarly able to block the growth and metastasis of
human basal - like
breast cancer
cells.
Compared to a control (left), epalrestat treatment (right) reduces the number of metastatic tumors (arrowheads)
in the lungs of mice injected with
human basal - like
breast cancer
cells.
Beyond lung cancer, TiY is able to target TICs
in 28 types of
human cell lines derived from the central nervous system, melanoma,
breast, renal, ovarian, colon, and prostate cancer.
Working with
human breast cancer
cells and mouse models of
breast cancer, scientists identified a new protein that plays a key role
in reprogramming cancer
cells to migrate and invade other organs.
Working with
human breast cancer
cells and mice, scientists at The Johns Hopkins University say new experiments explain how certain cancer stem
cells thrive
in low oxygen conditions.
«There are still many questions left to answer but we now know that oxygen poor environments, like those often found
in advanced
human breast cancers serve as nurseries for the birth of cancer stem
cells,» says Gregg Semenza, M.D., Ph.D., the C. Michael Armstrong Professor of Medicine and a member of the Johns Hopkins Kimmel Cancer Center.
Through these effects, the PERY peptide reduced the proliferation of several (but not all) cancer
cell lines
in culture and inhibited the growth of a
human breast cancer xenograft
in mice.
In earlier studies involving animal models and human cancer cell lines, researchers found that breast cancer spreads when three specific cells are in direct contact: an endothelial cell (a type of cell that lines the blood vessels), a perivascular macrophage (a type of immune cell found near blood vessels), and a tumor cell that produces high levels of Mena, a protein that enhances a cancer cell's ability to sprea
In earlier studies involving animal models and
human cancer
cell lines, researchers found that
breast cancer spreads when three specific
cells are
in direct contact: an endothelial cell (a type of cell that lines the blood vessels), a perivascular macrophage (a type of immune cell found near blood vessels), and a tumor cell that produces high levels of Mena, a protein that enhances a cancer cell's ability to sprea
in direct contact: an endothelial
cell (a type of
cell that lines the blood vessels), a perivascular macrophage (a type of immune
cell found near blood vessels), and a tumor
cell that produces high levels of Mena, a protein that enhances a cancer
cell's ability to spread.
Lead author Moustafa Abdalla writes: «Almost all genomic studies of
breast cancer have focused on well - established tumours because it is technically challenging to study the earliest mutational events occurring
in human breast epithelial
cells.»
One of these, UJ3, is as effective as the industry - standard drug Cisplatin
in killing cancer
cells in laboratory tests done on
human esophageal cancer,
breast cancer and melanoma.
In tumors formed by
human breast cancer
cells, DNA damage (brown staining) is increased by simultaneous Olaparib treatment and PGAM1 suppression (right) when compared to either Olaparib treatment (left) or PGAM1 suppression (center) alone.
In this study, the researchers tested the effects of Olaparib on the tumors formed by
human breast cancer
cells injected into mice.
He is researching the functions and properties of
human sulfotransferase (EST) enzymes
in human breast cancer
cell lines.
Their study, published
in the ACS journal Chemical Research
in Toxicology, found that triclosan, as well as another commercial substance called octylphenol, promoted the growth of
human breast cancer
cells in lab dishes and
breast cancer tumors
in mice.
In tests on human breast cancer cells and in special immunodeficient mice with tissue grafts, the scientists found that both agents interfered with genes involved with breast cancer cell growth, resulting in more cancer cell
In tests on
human breast cancer
cells and
in special immunodeficient mice with tissue grafts, the scientists found that both agents interfered with genes involved with breast cancer cell growth, resulting in more cancer cell
in special immunodeficient mice with tissue grafts, the scientists found that both agents interfered with genes involved with
breast cancer
cell growth, resulting
in more cancer cell
in more cancer
cells.
In the lab, the scientific team used an approach that combined functional RNAi analysis with gene expression analysis in breast cancer - derived cell lines and in human breast cancers replicated in mic
In the lab, the scientific team used an approach that combined functional RNAi analysis with gene expression analysis
in breast cancer - derived cell lines and in human breast cancers replicated in mic
in breast cancer - derived
cell lines and
in human breast cancers replicated in mic
in human breast cancers replicated
in mic
in mice.
«If further studies validate that these processes are critical
in human breast cancers,» Koshy notes, «the possibility exists that agents that favorably modify the biophysical properties of the extracellular matrix, or that target the receptors and signaling molecules associated with how
cells sense this matrix, could be used as a new avenue for the prevention or treatment of
breast cancers.»
However, scientists at SFU, the University of British Columbia and the B.C. Cancer Agency have discovered that many non-coding RNAs are perturbed
in cancerous
human cells, including
breast and lung,
in a specific way.
Singletary added sulforaphane, a chemical
in broccoli, kale, brussels sprouts, and other cruciferous vegetables, to cultures of
human breast cancer
cells.
Their preliminary findings indicate that MUS81 - induced movement of DNA to the cytosol also occurs
in human cancer
cells, including prostate cancer,
breast cancer, colorectal cancer, uterine cancer, leukemia, and melanoma
cells.
Using cultured
cells derived from
human tumors of the
breast and prostate gland, they confirmed that the IL6R / STAT3 / miR -34 a feedback loop is also activated
in other tumor types.
The scientists» model looks at the EGFR signaling cascade to investigate crosstalk between EFGR signaling and EMT
in cell culture models of
human breast epithelium.
After confirming
in mouse models that
cells from HER2 - positive
breast cancers became resistant to anti-HER2 treatment when implanted into the brain but not into other tissues, the investigators found that HER3 is overexpressed
in brain metastases of HER2 - positive
breast cancers from both mice and
human patients.
Now, University of Pennsylvania researchers have revealed how a reduction
in mitochondrial DNA content leads
human breast cancer
cells to take on aggressive, metastatic properties.
The ability of the ITAM sequence to make
cells cancerous represents a potential new trigger for
breast cancer
in humans, say the researchers, and gives further credence to the idea that viruses can cause
human breast cancer.
The researchers inserted between 10,000 and 40,000 of these small RNAs at once into
breast cancer, colon cancer, and normal
human cells in the lab.
Recent studies with
human breast cancer
cell lines have also shown that Shp2 mediates survival signals
in cancer
cells.
Additionally, overexpression of POSTN
in human mammary epithelial and
breast cancer
cells resulted
in enhanced tumor growth and metastasis (Wang et al., 2013), which is similar to a colon cancer
cell model where overexpression of POSTN resulted
in an increase
in the number and size of liver metastases (Bao et al., 2004).
In the test tube, the nanogenerators killed leukaemia, lymphoma,
breast, ovarian, neuroblastoma, and prostate
human cancer
cells.