News tagged with tumor biology

Are cancers newly evolved species?

(PhysOrg.com) -- Cancer patients may view their tumors as parasites taking over their bodies, but this is more than a metaphor for Peter Duesberg, a molecular and cell biology professor at the University of ...

Biology / Cell & Microbiology

created Jul 26, 2011 | popularity 4.7 / 5 (21) | comments 18 | with audio podcast

Molecular discovery suggests new strategy to fight cancer drug resistance

Scientists at Dana-Farber Cancer Institute have found a way to disable a common protein that often thwarts chemotherapy treatment of several major forms of cancer.

Chemistry / Biochemistry

created Jun 20, 2010 | popularity 4.2 / 5 (12) | comments 0 | with audio podcast

New study says molecule can starve cancer cells

While overcoming an addiction is usually the healthy choice, cancer cells' addiction to the amino acid glutamine is key to their vitality and growth. But Cornell researchers have discovered a molecule that ...

Medicine & Health / Cancer

created Sep 17, 2010 | popularity 4.8 / 5 (10) | comments 0

New discovery may eliminate potentially lethal side effect of stem cell therapy

Like fine chefs, scientists are seemingly approaching a day when they will be able to make nearly any type of tissue from human embryonic stem cells. You need nerves or pancreas, bone or skin? With the right combination of ...

Biology / Biotechnology

created Aug 14, 2011 | popularity 4.6 / 5 (10) | comments 0 | with audio podcast

Study shows that some malignant tumors can be shut down after all

Oncologists have had their hands tied because more than half of all human cancers have mutations that disable a protein called p53. As a critical anti-cancer watchdog, p53 masterminds several cancer-fighting operations within ...

Biology / Cell & Microbiology

created Nov 09, 2009 | popularity 5 / 5 (8) | comments 1

A turn-off for cancer: Scientists discover an ancient 'switch' in plants that could halt cancer metastasis

Although plants and animals are very different organisms, they share a surprising number of biological mechanisms. A plant biologist at Tel Aviv University says that one of these mechanisms may be the answer ...

Biology / Cell & Microbiology

created Jun 07, 2010 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Strategy discovered to activate genes that suppress tumors and inhibit cancer

(Medical Xpress) -- A team of scientists has developed a promising new strategy for "reactivating" genes that cause cancer tumors to shrink and die. The researchers hope that their discovery will aid in the ...

Chemistry / Biochemistry

created May 21, 2012 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Scientists identify a new protein involved in longevity

Researchers in the Department of Biochemistry and Molecular Biology at Thomas Jefferson University have found that the level of a single protein in the tiny roundworm C. elegans determines how long it lives. Worms born w ...

Medicine & Health / Medical research

created May 07, 2010 | popularity 4.3 / 5 (9) | comments 0 | with audio podcast

Researchers identify potential molecular target to prevent growth of cancer cells

Researchers have shown for the first time that the protein fortilin promotes growth of cancer cells by binding to and rendering inert protein p53, a known tumor suppressor. This finding by researchers at the University of ...

Chemistry / Biochemistry

created Sep 16, 2011 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Tumors feel the deadly sting of nanobees

(PhysOrg.com) -- When bees sting, they pump poison into their victims. Now the toxin in bee venom has been harnessed to kill tumor cells by researchers at Washington University School of Medicine in St. Louis. The researchers ...

Nanotechnology / Bio & Medicine

created Aug 10, 2009 | popularity 4 / 5 (8) | comments 0

Toward new drugs that turn genes on and off

Scientists in Michigan and California are reporting an advance toward development of a new generation of drugs that treat disease by orchestrating how genes in the body produce proteins involved in arthritis, ...

Chemistry / Biochemistry

created Jun 04, 2009 | popularity 5 / 5 (6) | comments 0

Scientists open new window into how cancers override cellular growth controls

Rapidly dividing cancer cells are skilled at patching up damage that would stop normal cells in their tracks, including wear and tear of telomeres, the protective caps at the end of each chromosome.

Biology / Cell & Microbiology

created Mar 21, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Study identifies a key molecular switch for telomere extension by telomerase

Researchers at the University of Illinois at Chicago College of Medicine describe for the first time a key target of DNA damage checkpoint enzymes that must be chemically modified to enable stable maintenance of chromosome ...

Biology / Cell & Microbiology

created Nov 23, 2011 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Researchers demonstrate green tea is effective in treating genetic disorder and types of tumors

A compound found in green tea shows great promise for the development of drugs to treat two types of tumors and a deadly congenital disease. The discovery is the result of research led by Principal Investigator, ...

Chemistry / Biochemistry

created Aug 15, 2011 | popularity 4.8 / 5 (5) | comments 3 | with audio podcast

SIRT1 takes down tumors

Yuan et al. have identified another anti-cancer effect of the "longevity" protein SIRT1. By speeding the destruction of the tumor promoter c-Myc, SIRT1 curbs cell division. The study will be published online ...

Biology / Cell & Microbiology

created Apr 13, 2009 | popularity 4.6 / 5 (5) | comments 0