Cell death in the unicellular chlorophyte Dunaliella tertiolecta. A...

Plant Physiology;  May 1, 2003 ;     700+ words ......metazoans and higher plants. Although cell death processes have been reported in unicellular...Dunaliella tertiolecta undergoes a form of cell death reminiscent of apoptosis in metazoans. Many morphological criteria of apoptotic cell death were met, including an increase in ...

DPL-1 DP, LIN-35 Rb and EFL-1 E2F Act With the MCD-1 Zinc-Finger Protein...

Genetics;  April 1, 2007 ;     700+ words ......ced-3 play major roles in programmed cell death in Caenorhabditis elegans. To identify...we sought mutations that confer strong cell-death defects in a genetically sensitized mutant...screened for mutations that enhance the cell-death defects caused by a partial loss-of-function...

How gold 'nanorods' help trigger tumour cell death revealed

The Hindustan Times;  October 17, 2007 ;     557 words ......mechanism that leads to a tumour cell's self-destruction. Tumour cell membranes often have an abnormally...and attach to the tumour cell membranes. "The cells are then illuminated...miniature explosions on the cell surface," said Ji-Xin Cheng...Contrary to the assumption that ...

Spotted leaf11, a Negative Regulator of Plant Cell Death and Defense,...

Plant Cell;  October 1, 2004 ;     700+ words ......previously shown to display a spontaneous cell death phenotype and enhanced resistance to...ubiquitination system in the control of plant cell death and defense. INTRODUCTION In multicellular organisms, cell death can occur as either a physiological...

RESEARCHERS DISCOVER NEW CELL DEATH PROGRAM

US Fed News Service, Including US State News;  January 9, 2007 ;     602 words ......University issued the following press release: Cell death during animal development acts like an...University identifies a new type of programmed cell death that does not depend on the normal family...proteases; they are the key executioners of cell death," says Mary Abraham, a ...

Cell death in the central nervous system: Therapeutic possibilities?

Regional Anesthesia and Pain Medicine;  January 1, 2000 ;     700+ words ......been produced regarding the study of cell death. That cells die in different ways has...recently, with the genetic dissection of cell death in a model system, the nematode. This...realization of how common physiologic cell death is-from morphological modeling such as...

The science of cellular suicide. (research on cell death)

Science News;  December 5, 1987 ;     457 words ......are born and old ones die. Moreover, cell death can occur in predictable patterns, especially...is the actual mechanism of programmed cell death? Do cells simply wither away when their...Chapel Hill, are exploring mechanisms of cell death in the tobacco hawkmoth. The moth is...

Arabidopsis ACCELERATED CELL DEATH2 Modulates Programmed Cell Death[W]

Plant Cell;  February 1, 2006 ;     700+ words ......ACD2) modulates the amount of programmed cell death (PCD) triggered by Pseudomonas syringae...PCD-inducing events. INTRODUCTION Programmed cell death (PCD) is a common response to pathogens...absence of the HR, P. syringae also causes cell death (susceptible cell ...

Preexisting systemic acquired resistance suppresses hypersensitive...

Plant Physiology;  April 1, 2002 ;     700+ words ......Suppresses Hypersensitive Response-Associated Cell Death in Arabidopsis hrl1 Mutant1 The hypersensitive...hrl1suppresses avirulent pathogen-induced HR cell death. Furthermore, the high PRA expression...expression of the nahG gene. The rescue of HR cell death in hrl1 npr1 and in hrl1 ...

A Genetic Screen Identifies New Regulators of Steroid-Triggered Programmed...

Genetics;  September 1, 2008 ;     700+ words ......of this steroid-triggered programmed cell death response. Pupal lethal mutants were screened...identification of mutations in known cell death regulators, E74 and hid, as well as multiple...regions or genes previously associated with cell death. Five mutants display defects in the...

Programmed cell death in development and defense

Plant Physiology;  January 1, 2001 ;     700+ words ...THE CONCEPT OF PROGRAMMED CELL DEATH (PCD) CAME FROM PLANTS Around the...number of physiologists studying cell death in various contexts for the rest...Plant physiologists knew that cell death is essential for normal development...

Cell death processes during expression of hybrid lethality in...

Plant Physiology;  December 1, 2002 ;     700+ words ......prompt lysis of cell components during cell death. Membrane disruption and DNA degradation...suggesting that a putative factor inducing cell death diffused into surrounding cells from...the cytoplasm of cells and that massive cell death eventually led to the loss of the hybrid...

Cell Death Suppressor Arabidopsis Bax Inhibitor-1 Is Associated with...

Plant Physiology;  February 1, 2007 ;     700+ words ...Cell death suppressor Bax inhibitor-1 (BI-1), an...ATPase (Pmr1 or Spf1) from Bax-induced cell death. Pmr1 and Spf1, p-type ATPases localized...ATPases was essential for AtBI-1-mediated cell death suppression in yeast. To investigate...

Dissection of Arabidopsis Bax Inhibitor-1 Suppressing Bax-, Hydrogen...

Plant Cell;  January 1, 2004 ;     700+ words ......1) was able to suppress Bax-mediated cell death in yeast and Arabidopsis. Here, we demonstrate...O^sub 2^- or salicylic acid-mediated cell death also was suppressed in tobacco BY-2 cells...the functional domain of AtBI-1 as a cell death suppressor, a truncated series of the...

EFFECTS OF ETHANOL AND HYDROGEN PEROXIDE ON MOUSE LIMB BUD MESENCHYME...

In Vitro Cellular & Developmental Biology;  March 1, 2004 ;     700+ words ......embryonic alcohol exposure are a result of cell death. During limb development, ethanol administration produces cell death in the limb and digital defects, including...the possibility that ethanol-induced cell death in the limb is a result of ROS. Using...