Colon and rectal cancers (CRC) occur when abnormal
cells form tumors in the tissues of those body parts.
Plasma cell neoplasms are diseases in which abnormal plasma cells or myeloma
cells form tumors in the bones or soft tissues of the body.
Furthermore, when injected into live animals, these aberrant
cells form tumors.
Biology professor David Soll and his team used unique computer - assisted 3 - D reconstruction software to chronicle how both breast tissue cancer cells and melanoma
cells form tumors.
Researchers at the University of Iowa did just that, documenting in real time and in 3 - D how melanoma
cells form tumors.
Can any cancer
cell form another tumor, or is it only select cancer stem cells that give rise to new cancer cells?
The cells formed tumors that grew to a diameter of one - fifth of an inch or more.
Those cells form a tumor.
The accumulating abnormal thyroid
cells form a tumor.
Not exact matches
CAR - T
cell therapy is a
form of immunotherapy, a rapidly developing cancer treatment that uses patients» own immune
cells to attack
tumors.
These antioxidants are partly responsible for halting DNA damage, which means cancerous
cells can not mutate and
form tumors.
Renal
cell carcinoma, also known by the eponym Grawitz
tumor, is the most common
form of kidney cancer arising from the renal tubule.
Similarly, when these
cells were injected into mice, the
cells in which SLC13A5 was suppressed
formed barely discernable
tumors compared to the unmanipulated cancer
cells.
In the upper panel,
tumor cells formed colonization at day 14, while in the lower panel, when the mouse was treated with the compound edelfosine, most of the
tumor cells disappeared at day 10 and failed to
form colonization at day 14.
Metastasis, the strategy adopted by
tumor cells to transform into an aggressive
form of cancer, are often associated with a gloomy prognosis.
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.
Two genetic mutations in liver
cells may drive
tumor formation in intrahepatic cholangiocarcinoma (iCCA), the second most common
form of liver cancer, according to a research published in the July issue of the journal Nature.
Dr. Llovet and colleagues demonstrated that the expression of mutant IDH in the adult liver of genetically engineered mice impairs liver
cell development and liver regeneration — a process in which the liver responds to injury — and increases the number of
cells to
form a
tumor.
Bowel cancer, also called colorectal cancer, results from a series of genetic changes (mutations) that cause healthy
cells to become progressively cancerous, first
forming early
tumors called polyps that can eventually become malignant.
Conventional, high - dose chemotherapy treatments can cause the fibroblast
cells surrounding
tumors to secrete proteins that promote the
tumors» recurrence in more aggressive
forms, researchers at Taipei Medical University and the National Institute of Cancer Research in Taiwan and University of California, San Francisco, have discovered.
These
cells quickly divide and grow, eventually
forming a mass, or
tumor.
A study analyzing brain
tumor genomics on a single -
cell level has found evidence that cancer stem
cells fuel the growth of oligodendrogliomas, a slow - growing but incurable
form of brain cancer.
With that knowledge, they screened more than four dozen monoclonal antibodies — unique agents that can stop
cells from growing or
forming tumors and can be mass produced — before finding two that block
tumor creation in both types of cancer.
The
cells waste no time finding their cancerous cousins, slashing their way through a lab - prepared gel to quickly join other melanoma
cells and
form tumors.
Melanoma
cells move quickly, extending cables to reel in other
cells and
form tumors.
«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.
Researchers are also experimenting with another
form of immunotherapy called adoptive
cell transfer, which harvests and then reintroduces patients»
tumor - infiltrating lymphocytes —
cells with anti-
tumor capabilities that dig deep behind enemy lines.
The researchers demonstrated that blocking the PGD enzyme genetically or with a pharmacologic inhibitor reversed the epigenetic reprogramming and malignant gene expression changes detected in distant metastases, and also strongly inhibited their
tumor -
forming capacity, with no effect on normal
cells or peritoneal pancreatic cancer controls.
Maria Zajac - Kaye, Ph.D., an associate professor in the College of Medicine's department of anatomy and
cell biology, and Rony François, an M.D. / Ph.D. student who works with her, found a new drug combination that inhibits one
form of pancreatic cancer
tumor and kills its
cells.
One
form of pancreatic cancer has a new enemy: a two - drug combination discovered by UF Health researchers that inhibits
tumors and kills cancer
cells in mouse models.
Metastatic cancer
cells have the ability to break free from tissue, circulate in the blood stream, and
form tumors all over the body, in a way acting like blood
cells.
Dr. Cripe and his colleagues at The Ohio State University, the University of Pittsburgh School of Medicine and Cincinnati Children's Hospital Medical Center tested how well the oncolytic viral therapy — a cancer - killing
form of the herpes simplex virus, called oHSV — infected and killed
tumor cells in mice with and without a healthy immune system.
The initial experiments made use of cancer
cells that Quiñones - Hinojosa and his team removed from willing patients and grew in the laboratory until they
formed little spheres of
cells, termed oncospheres, likely to be the most resistant to chemotherapy and radiation, and capable of creating new
tumors.
When cancer
cells start dividing rapidly to
form tumors, these
cells are actually reverting to an earlier time in their development when they were supposed to divide rapidly.
This
forms a structured and strong vessel barrier around the
tumor, preventing cancer
cells to escape to the bloodstream and invade distant organs.»
«Indeed, when we studied the mice at the embryonic stage, we saw the
cells between the muscle fibers expanded explosively and
formed tumors early in development,» Hatley said.
It is well established that melanoma
cells can spread through the blood to accumulate and
form new
tumors (metastases) in other parts of the body away from the original
tumor.
Pathologists classify
tumors by how far their
cells deviate from their normal
forms, while hematologists identify and count different leukocytes by sight.
Glioblastoma is the most lethal
form of primary brain
tumor and leads to death in patients by invading the brain tissue in a process that allows single
cells to move through normal brain tissue, which makes complete surgical removal of the
tumor impossible.
Some scientists have blamed so - called cancer stem
cells, a subset of cancer
cells that might be able to remain dormant, evading chemotherapy or radiation treatments, only to
form new
tumors months or years later.
Aware that cancers rewire their metabolism in ways that could change the epigenome and that distant metastases in pancreatic cancer naturally spread to organs fed by a sugar - rich blood supply, the researchers wondered if the
tumor cells had altered the way they use the basic
form of sugar, glucose.
Three of the four projects receiving CIRM money capitalize on Victoria's expertise at finding markers for differentiated stem
cells versus
cells that still have
tumor -
forming potential.
Olaparib had no effect on
tumors formed by breast cancer
cells containing functional BRCA1 and BRCA2 genes.
Northwestern University scientists now have demonstrated a simple but powerful tool that can detect live cancer
cells in the bloodstream, potentially long before the
cells could settle somewhere in the body and
form a dangerous
tumor.
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.
«Dormant disseminated
tumors can be ticking time bombs, but now that we know some of the triggers, it may be possible to develop therapies to ensure that disseminated cancer
cells remain in a dormant state, or other therapies that eradicate these
cells before they
form full - blown metastases.»
By using molecular genetic tools to reduce the amount of PC in human lung cancer
cells, the team observed decreased
cell growth, a compromised ability to
form colonies in soft agar (a gelatinous material specifically used to grow bacteria and other
cells), and a reduced rate of
tumor growth in mice.
This meant they were able to remove very immature (undifferentiated)
cells that could
form tumors.
«Some
cells that we call cancer stem
cells adopt deadly characteristics where they can travel through the bloodstream to other tissue and
form new
tumors.