Articles tagged with Cancer Cells
Researchers have identified a new biological marker, sarcosine, that indicates prostate cancer progression and spreading. Sarcosine levels increase in tumor cells and urine samples as the disease develops.
Researchers developed a new 3-D microscope to visualize cells, which could improve early cancer detection. The technique bridges the gap between research and clinical practices, allowing for more accurate diagnoses.
A study published in the Journal of Nutrition reveals that quercetin can help prevent colon cancer by reducing inflammation and promoting apoptosis. Quercetin is a natural compound found in many plant-based foods, including vegetables and fruit.
Researchers found that Snail1 promotes tissue invasion and angiogenesis in cancer cells by stimulating fibroblast function. Fibroblasts without Snail1 are less able to degrade the extracellular matrix and form invadopodia, key structures for cell invasion.
Researchers at Stanford University School of Medicine have identified a protein called TCAB1, which is crucial for telomerase to repair the ends of chromosomes. This discovery may lead to new anti-cancer therapies by blocking the inappropriate expression of TCAB1 in human cancer cells.
Researchers developed an imaging method to analyze thousands of living cells and reveal how a chemotherapy drug affects each one. They identified two proteins, DDX5 and RFC1, that play a role in cancer cell survival and boosted the effectiveness of current drugs.
A study found that most gene switch sites occur on nearby regions, called CpG shores, not just isolated DNA islands in the human genome. This discovery has significant implications for understanding disease and developing new treatments against colon cancer.
Researchers have determined the three-dimensional structure of TIGAR, an enzyme that helps regulate energy production in cells. The discovery may lead to earlier cancer detection or preventative treatments.
Scientists at A*STAR's IMCB have discovered a human protein called Bax-beta (Baxβ) that can induce cancer cell death. The protein is normally degraded by proteasomes in healthy cells, but its levels are elevated in cancer cells, leading to apoptosis.
Portuguese scientists identify Slimb molecule controlling centrosome number in cells, associated with disease and cancer. Understanding this mechanism offers new avenues for researching tumour development.
University of Michigan researchers have identified the protein Mre11 as a 'caretaker' that repairs DNA damage, in addition to its existing role as a 'gatekeeper' signaling injury. This discovery may lead to new cancer treatments by predicting tumor sensitivity to radiation and therapies.
Researchers identified a key role for the kinase Aurora A in stabilizing N-Myc, a primary driver of aggressive childhood cancer. The findings suggest that targeting Aurora A may not be effective in inhibiting cancer growth, highlighting the need for new therapeutic approaches.
Researchers developed a hybrid SPECT-CT camera to accurately distinguish cancerous cells from healthy tissue in regional lymph nodes. This technology enables earlier detection and individualized treatment of thyroid cancer.
Researchers have identified a gene mutation in SFTPA2 that is linked to an inherited form of idiopathic pulmonary fibrosis, a lethal lung disease affecting older adults. The same mutation is also associated with lung cancer.
Researchers use atomic force microscopy to probe individual bonds between asbestos fibers and human cells, revealing potential triggers for cancer. The study aims to understand how asbestos interacts with cell surface receptors, which could aid in drug development efforts targeting mesothelioma and other asbestos-related illnesses.
Researchers at University of California, Berkeley discovered that blocking proteins coded by notorious gene MYC can stop ovarian cancer cell proliferation. By using RNA interference and small interfering RNA to silence L-Myc and N-Myc proteins, the scientists were able to shut down growth in non-amplified MYC tumors.
Cancer cells and nerve cells share a common way to survive by inhibiting apoptosis through glucose metabolism. This pathway allows both cells to evade death and proliferate uncontrollably in cancer cells but is essential for nerve cell survival.
A Cornell University researcher has developed a tiny, implantable device that captures and kills up to 30% of tumor cells in the bloodstream before they spread. The 'lint brush' uses naturally occurring proteins to attract and kill cancer cells without harming healthy cells.
A Phase I study combining Revlimid and Vidaza found the combination was well-tolerated and had high activity in treating higher-risk myelodysplastic syndromes (MDS). The therapy resulted in a 39% complete response rate and 72% overall response rate among patients.
A Northwestern University team developed partial-wave spectroscopy (PWS) to detect subtle abnormal changes in human colon cancer cells. The technique can identify cell nanoarchitecture and detect changes before conventional microscopy can.
An analysis of a phase III clinical trial showed that VIDAZA can improve patient responses, achieving an overall response rate of 51% in higher-risk MDS patients. Continued treatment with VIDAZA led to better outcomes for almost half of responders.
A subset analysis of the AZA-001 trial demonstrated that Vidaza significantly improved overall survival in patients with WHO-defined acute myeloid leukemia (AML) compared to conventional care regimens. The study also showed reduced infections, hospitalizations, and red blood cell transfusions.
Scientists identified a protein called Akt as the key to exploiting a vulnerability in cancer cells. By targeting this protein, researchers were able to selectively kill cancer cells while sparing normal cells.
Researchers found that cancer cells' chromatin packaging, including Polycomb group proteins, plays a crucial role in deactivating tumor suppressor genes. By disrupting this packaging, demethylating agents can restore gene expression and potentially lead to new cancer therapies.
A new study reveals that cellular senescence, a natural process for fighting cancer in younger persons, can actually promote cancer in older individuals by triggering the secretion of proteins that cause inflammation. This process is linked to almost every major disease associated with aging, including many cancers.
A new study found that senescent cells secrete proteins into their environment, causing inflammation and setting conditions for the development of age-related diseases, including cancer. The research provides a molecular description of how this process drives aging and age-related disease.
Scientists at St. Jude Children's Research Hospital identified distinctive genetic changes in cancer cells of children with acute lymphoblastic leukemia (ALL) that cause relapse. The study found that the majority of ALL relapse cases arise from a cell already present at diagnosis, providing a potential target for treatments.
Researchers at the Rong Li Lab discovered that yeast cells can adapt to disruptions in cell division machinery by increasing their chromosome number and modifying gene expression patterns. This ability may contribute to cancer cell evasiveness and could be used to predict evolutionary paths and outcomes.
A team of researchers found that a tiny protein called alpha-catenin is essential for forming strong bonds between cells. Cancer cells with dysfunctional alpha-catenin can break free and spread the disease, but scientists may be able to develop therapies to repair or replace this protein and prevent cancer's progression.
Researchers at Joslin Diabetes Center have identified pancreatic progenitors that can form into insulin-producing cells after birth or injury, contradicting earlier studies. This finding offers new hope for treating and potentially curing diabetes through replacement therapy.
UT Southwestern researchers have developed a new strategy for broad-spectrum anti-viral drugs that targets a lipid molecule on infected cells, triggering the immune system to attack and destroy infected cells. The treatment, bavituximab, shows promise in treating viral diseases, including Lassa fever and cytomegalovirus.
Researchers have discovered that cells can turn on tumor-promoting growth circuits as a result of misreading damaged DNA without copying it. The results suggest that DNA damage, if it hits certain critical genes in a cell, could lead to transcriptional mutagenesis that spurs the cell to divide.
A new class of compounds, phosphaplatins, can effectively kill various types of cancer cells, including ovarian, testicular and head and neck cancer cells, with potentially fewer side effects than conventional drugs like cisplatin and carboplatin.
Research reveals vitamin D's role in regulating colon cancer cell behavior by modulating gene expression and cytoskeleton structure. The study highlights a previously unknown pathway governing vitamin D's diverse effects on cancer cells.
A study by Fox Chase Cancer Center researchers reveals that BubR1 protein plays a crucial role in chromosome distribution during mitosis. Mutating this protein may cause genetic shuffling similar to that seen in cancer cells, making it a potential target for cancer treatment enhancement.
A study found that pemetrexed-based treatment is more effective in patients with non-squamous histology than those with squamous histology, indicating improved survival benefits for some lung cancer patients.
A recent study by MIT biologists has found that DNA packaging plays a crucial role in directing stem cells towards becoming specific types of adult cells. The researchers discovered that chromatin structure, specifically the variant histone H2AZ, influences gene expression and cell fate.
Researchers identified a peptide sequence that acts like a drug to break apart the MLL molecular switch, potentially slowing or stopping abnormal white blood cell production. The discovery may lead to more effective treatments with fewer side effects for some types of leukemia.
Scientists have discovered a way to silence a protein that helps leukemia cells survive by blocking its signals. The breakthrough could lead to more efficient treatments for the disease and potentially even reverse its effects.
Researchers at Dana-Farber Cancer Institute identified a trigger point on a naturally occurring death protein that helps the body get rid of unwanted or diseased cells. The newly found trigger may be exploited as a target for designer drugs that force malignant cells to commit suicide.
A new study found that self-induced DNA breaks in immune cells activate genes responsible for their migration and homing to fight invaders. This discovery sheds light on a rare genetic disorder, ataxia telangiectasia, and may have implications for cancer research.
Researchers at Burnham Institute have created a peptide that converts Bcl-2, a protein protecting cancer cells from programmed death, into a pro-apoptotic molecule. This breakthrough may lead to novel cancer therapies, as the peptide induces cell death in cancer cells.
Researchers discovered a molecule called ACF7 that helps regulate and power cell movement along the extracellular matrix. Without ACF7, cellular movement slows down, suggesting its importance in preventing cancer cell migration and metastasis.
Researchers at Memorial Sloan-Kettering Cancer Center found that vitamin C supplements reduce the effectiveness of a wide range of anti-cancer drugs in laboratory cancer cells and mice. Vitamin C appears to protect mitochondria, which are essential for cell survival.
Researchers found that when a single telomere is lost, it can cause many abnormalities in a cell's chromosomes, leading to cancer. A new treatment route for cancer may be possible by interfering with the process of adding new telomeres.
Researchers discovered that existing anti-obesity drugs can inhibit viral replication by targeting fatty acid metabolism. The study found a thousand-fold reduction in HCMV replication when using drugs like TOFA and C75. This approach may provide an exciting antiviral treatment option.
Researchers found that ellagic acid increases programmed cell death and decreases proliferation of pancreatic cancer cells. The compound also reduces the activity of the pro-survival transcription factor NF-kB, which may help overcome resistance to radio and chemotherapies.
Researchers developed a secretory Apoptin fusion protein that induces apoptosis in hepatocellular carcinoma HepG2 cells, offering new potential for cancer gene therapy. The study's findings suggest the therapeutic usage of Apoptin may be increased with its secretory characteristic.
A team of researchers at M. D. Anderson Cancer Center has discovered a biomarker for bladder cancer using fluorescence in situ hybridization (FISH) tests on urine samples, identifying all 23 cancer cases and correctly characterizing six of seven controls as not having bladder cancer.
Research finds that anti-apoptotic Bcl-2 proteins, such as Bcl-xL and Mcl-1, contribute to apoptosis resistance in colorectal cancer cells. Knockdown of these proteins sensitizes CRC cells to chemotherapy and targeted therapies, suggesting a potential new approach to improving treatment outcomes.
Researchers developed a 'suicide gene' delivery approach that successfully kills pancreatic cancer cells by over 95 percent, targeting only cancer cells with minimal harm to normal ones. This innovative strategy uses mesothelin DNA linked to diphtheria toxin, effectively hijacking cancer cell machinery.
Scientists have developed a new imaging technique that enables the identification of proteins in cells by analyzing their energy flow. This technique, known as coherent two-dimensional infrared spectroscopy (2DIR), has been successfully tested in laboratory experiments and holds promise for improving protein analysis and discovery.
A unique case of gastric cancer combined with adenocarcinoma, choriocarcinoma, and neuroendocrine cell carcinoma has been reported. The prognosis for this rare type of gastric cancer is poor, as seen in the case where the patient died due to hepatic failure.
Duke University scientists have developed a new microscopy technique that enables peeking so deep into living tissue as to see molecules interacting. By combining optical coherence tomography with miniscule particles of gold, researchers can achieve higher resolutions than traditional methods.
Researchers at Max Planck Institute of Neurobiology found that tiny pores on the cell surface allow granzymes to enter cells, providing a new target for therapeutic methods. The discovery could lead to improved treatments for chronic virus infections and cancer.
Researchers have developed new therapies targeting out-of-control growth circuits in cancer cells, leading to improved survival rates. Advances in understanding head and neck cancer have also allowed doctors to better preserve organ function and increase early detection strategies.
A new study has resolved a 50-year-old debate on cell division, finding that both polar relaxation and equatorial stimulation mechanisms exist in cells. This discovery may aid cancer research and provide insights into genetic diseases.
Researchers at Ohio State University's Comprehensive Cancer Center discovered that mice can develop normally with just one of the four E2f genes. The study suggests that the location and timing of gene activity play a crucial role in development, contradicting previous assumptions about cancer-causing gene regulation.
Scientists at the University of York have discovered a new role for Natural Killer cells, which can make diseases worse in certain cases. The research suggests that these cells produce chemicals that inhibit immune responses, leading to potential breakthroughs in treating chronic infections and cancer.
Researchers found a significant association between ACE inhibitor and ARB use and reduced incidence of basal cell carcinoma and squamous cell cancers in U.S. veterans. The study revealed a 39% relative reduction in basal cell cancer and 33% relative reduction in squamous cell cancers among users compared to non-users.