News tagged with cell development

A cell's first steps: Building a model to explain how cells grow

A collaboration between Lehigh University physicists and University of Miami biologists addresses an important fundamental question in basic cell biology: How do living cells figure out when and where to grow?

Biology / Cell & Microbiology

created May 18, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Egg Cetera #1: The immortal egg

In the first report of our Egg Cetera series on egg-related research, biologists Dr. Harry Leitch and Professor Azim Surani describe how advances in understanding egg development could transform reproductive ...

Biology / Cell & Microbiology

created Apr 06, 2012 | popularity not rated yet | comments 0

Ovastacin cuts off sperm binding

A study in The Journal of Cell Biology describes how a secreted enzyme helps egg cells avoid being fertilized by more than one sperm.

Biology / Cell & Microbiology

created Apr 02, 2012 | popularity 4 / 5 (1) | comments 0

By temporarily silencing a hyperactive gene, scientists dramatically boost the efficiency of mouse cloning

In principle, somatic cell nuclear transfer (SCNT) is a potent tool for scientists looking to produce exact genetic replicas of a particular animal. By injecting a nucleus from an adult cell into an oocyte ...

Biology / Biotechnology

created Mar 16, 2012 | popularity not rated yet | comments 0

When dying, bacteria share some characteristics with higher organisms

Do bacteria, like higher organisms, have a built-in program that tells them when to die? The process of apoptosis, or cell death, is an important part of normal animal development. In a new study published March 6 in the ...

Biology / Cell & Microbiology

created Mar 06, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Influencing stem cell fate: New screening method helps scientists identify key information rapidly

Northwestern University scientists have developed a powerful analytical method that they have used to direct stem cell differentiation. Out of millions of possibilities, they rapidly identified the chemical and physical structures ...

Biology / Cell & Microbiology

created Mar 06, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Protein complex affects cells' ability to move, respond to external cues

In a paper published today in the journal, Cell, a team from the University of North Carolina at Chapel Hill has explained for the first time how a long-studied protein complex affects cell migration and how external cues a ...

Biology / Cell & Microbiology

created Mar 01, 2012 | popularity not rated yet | comments 0 | with audio podcast

They're mastering manufacturing

For millions of HIV-positive people in the developing world, accurate measurement of their medical condition is invaluable. So in recent years, Daktari Diagnostics, a Cambridge-based startup, has been developing ...

Technology / Engineering

created Mar 01, 2012 | popularity 5 / 5 (1) | comments 0

Scientists now able to view critical aspects of mammalian embryonic development using new technique

A novel approach in the study of the development of mammalian embryos was today reported in the journal Nature Communications. The research, from the laboratory of Professor Magdalena Zernicka-Goetz of the ...

Biology / Cell & Microbiology

created Feb 14, 2012 | popularity not rated yet | comments 0 | with audio podcast

The extracellular matrix

NPL scientists have created a functional model of the native extracellular matrix which provides structural support to cells to aid growth and proliferation and could lead to advances in regenerative medicine.

Chemistry / Biochemistry

created Dec 12, 2011 | popularity 4 / 5 (1) | comments 0

Parental controls on embryonic development?

When a sperm fertilizes an egg, each contributes a set of chromosomes to the resulting embryo, which at these very early stages is called a zygote. Early on, zygotic genes are inert, so embryonic development is largely controlled ...

Biology / Cell & Microbiology

created Dec 01, 2011 | popularity not rated yet | comments 0

Surprise role of nuclear structure protein in development

Scientists have long held theories about the importance of proteins called B-type lamins in the process of embryonic stem cells replicating and differentiating into different varieties of cells. New research from a team led ...

Biology / Cell & Microbiology

created Nov 24, 2011 | popularity not rated yet | comments 0 | with audio podcast

Easily 're-programmable cells' could be key in creation of new life forms

(PhysOrg.com) -- Scientists at the University of Nottingham are leading an ambitious research project to develop an in vivo biological cell-equivalent of a computer operating system.

Biology / Cell & Microbiology

created Nov 07, 2011 | popularity 5 / 5 (1) | comments 1

EU court: No patents for some stem cell techniques (Update 2)

The European Union's top court ruled Tuesday that scientists cannot patent stem cell techniques that use human embryos for research, a decision some scientists said could threaten major medical advances if it prevents biotech ...

Biology / Biotechnology

created Oct 18, 2011 | popularity 3 / 5 (2) | comments 5

Scientists combine tumor-targeting peptides and nanoparticles to destroy glioblastoma

Glioblastoma is one of the most aggressive forms of brain cancer. Rather than presenting as a well-defined tumor, glioblastoma will often infiltrate the surrounding brain tissue, making it extremely difficult to treat surgically ...

Nanotechnology / Bio & Medicine

created Oct 03, 2011 | popularity 5 / 5 (6) | comments 4 | with audio podcast