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Biology Articles » Cell biology

Cell biology

Cell Biology is the branch of science that studies cells at the microscopic or at the molecular level. It includes studying the cells’ physiological properties, structures, organelles, interactions with their environment, life cycle, division and apoptosis.


Cell biology Articles

'Natural Killer' Cells Keep Immune System In Balance
Researchers from Brown University and McGill University have discovered that the natural killer, or NK cells, help prevent T cells from over-responding when a virus hits.

Date: 24 Mar 2010, Rating: 3.97

New Concoction Reprograms Differentiated Cells Into Pluripotent Stem Cells
Scientists report that a novel transcription factor can replace one of the classical reprogramming factors, Oct4, to significantly increase the efficiency of reprogramming differentiated stem cells into induced pluripotent stem cells.

Date: 24 Mar 2010, Rating: 3.00

Taking The Conversation Inside: Enhancing Signals In Cell Interior
Scientists used to think most of the exchange of information between cells was conducted at the surface, where cell receptors receive signals from other cells.

Date: 24 Mar 2010, Rating: 4.60

New Technique Allows Scientists To Penetrate Yeast Cells' Hard Exterior
If you want to know how a cell responds to a particular chemical, the experiment is simple: Inject it with that chemical.

Date: 24 Mar 2010, Rating: 3.00

New Way To Distinguish Cancerous From Normal Cells
Researchers has discovered a previously unknown feature that distinguishes cancer from normal cells: the difference in cell surface properties.

Date: 24 Mar 2010, Rating: 4.43

Researchers Examine Mechanisms That Help Cancer Cells Proliferate
A process that limits the number of times a cell divides works much differently than had been thought, opening the door to potential new anticancer therapies

Date: 24 Mar 2010, Rating: 4.00

Cells Send Dirty Laundry Home to Mom
Understanding how aged and damaged mother cells manage to form new and undamaged daughter cells is one of the toughest riddles of ageing, but scientists now know how yeast cells do it.

Date: 24 Mar 2010, Rating: 3.71

Newly Discovered Mechanism Allows Cells to Change State
Cells are not static. They can transform themselves over time -- but change can have dangerous implications.

Date: 24 Mar 2010, Rating: 4.20

How An Enzyme Tells Stem Cells Which Way To Divide
Driving Miranda, a protein in fruit flies crucial to switch a stem cell's fate, is not as complex as biologists thought, according to University of Oregon biochemists.

Date: 24 Mar 2010, Rating: 4.00

Cancer Research: New Data On The Breakdown Of The KRas Protein
KRas is one of the usual suspects in cancer.

Date: 24 Mar 2010, Rating: 3.00

The History, Biochemistry, and Potential of Quorum Sensing
Bacteria have always been considered to act independently of a population. Until recently, cell-to-cell communication was never thought plausible in simple prokaryotes.

Date: 14 Sep 2009, Rating: 3.36, 8 pages

“Artificial Golgi” may provide new insight into key cell structure
Scientists in New York and North Carolina are reporting assembly of the first functioning prototype of an artificial Golgi organelle.

Date: 2 Sep 2009, Rating: 3.74

Protein Forces & Structure - Bonds Stabilizing the Folded 3D Conformation
This article discusses the peptide bond in the primary amino acid structure, secondary structure as the alpha helix and the beta pleated sheet and tertiary structure involving ionic bonds, hydrogen bonds and hydrophilic & hydrophobic interactions.

Date: 21 May 2009, Rating: 3.50

Concise Review: Multipotent Mesenchymal Stromal Cells in Blood
In this review, current studies/knowledge about peripheral blood-derived multipotent mesenchymal stromal cells is summarized, and the above-mentioned topics are discussed.

Date: 10 Feb 2009, Rating: 2.33, 5 pages

Researchers Further Unravel The Mystery Of Cell Death
Cells die. It's a normal part of development and of aging.

Date: 10 Feb 2009, Rating: 4.27

Proteins Strangle Cell During Division
A Swedish research group has discovered a new mechanism for cell division in a microorganism found in extremely hot and acidic conditions.

Date: 10 Feb 2009, Rating: 3.22

Minnesota Researchers Identify Protein That Causes Cell Nucleoli To Disassemble
Researchers at the University of Minnesota have identified the protein responsible for disassembly of donor nucleoli in the context of nuclear cloning.

Date: 10 Feb 2009, Rating: 4.67

Molecular Code Broken For Drug Industry's Pet Proteins
All cells are surrounded by protective, fatty membranes.

Date: 10 Feb 2009, Rating: 4.75

Cellular Symmetry: What Cues Tell A Cell To Divide At The Center
Cells are intrinsically artistic. When the right signals tell a cell to divide, it usually splits down the middle, resulting in two identical daughter cells.

Date: 10 Feb 2009, Rating: 3.75

Mitosis Gets Harder Thanks To New Gene Discovery
A biological process taught to every student studying biology has just become a little more complicated thanks to a new discovery.

Date: 10 Feb 2009, Rating: 3.95