News tagged with nervous tissue

New study finds brain tumors can arise from neurons

(Medical Xpress)—Researchers from the US and Japan have shown that an aggressive type of brain tumor can arise from normal cells in the central nervous system such as neurons. The cells revert to an earlier, ...

Oct 19, 2012
popularity 5 / 5 (4) | comments 1 | with audio podcast report

Multiple sclerosis is remote controlled

(Medical Xpress)—Autoimmune diseases are triggered by immune cells that attack the body's own tissue. In multiple sclerosis (MS) immune cells succeed in invading nervous tissue and sparking off a destructive inflammation ...

Sep 11, 2012
popularity 5 / 5 (3) | comments 0 | with audio podcast

Putting the brakes on pain

Neuropathic pain—pain that results from a malfunction in the nervous system—is a daily reality for millions of Americans. Unlike normal pain, it doesn't go away after the stimulus that provoked it ends, and it also behaves ...

Aug 05, 2013
popularity 5 / 5 (3) | comments 0

The beginnings of the brain

All of the tissues and organs of the body arise from one of three embryonic precursors: the ectoderm, mesoderm and endoderm. The ectoderm contributes to several tissues, including the nervous system and the ...

May 13, 2011
popularity 5 / 5 (2) | comments 0

Unexpected cell repairs injured spinal cord

Lesions to the brain or spinal cord rarely heal fully, which leads to permanent functional impairment. After injury to the central nervous system (CNS), neurons are lost and largely replaced by a scar often referred to as ...

Jul 07, 2011
popularity 5 / 5 (2) | comments 0 | with audio podcast

A better look at the brain

The challenge of Dr. Mark Ellisman's life is understanding how the brain works. He wants to know how the interplay of structural, chemical, and electrical signals in and between cells of nervous tissue gives rise to behavior. To ...

Aug 23, 2011
popularity 5 / 5 (2) | comments 0