Evidence map›Paper›PMID 21515692›Full record

ArticleThe Journal of biological chemistry2011

Phosphate and succinate use different mechanisms to inhibit sugar-induced cell death in yeast: insight into the Crabtree effect.

Yong Joo Lee, Elodie Burlet, Floyd Galiano, Magdalena L Circu, Tak Yee Aw, B Jill Williams, Stephan N Witt

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.8field-weighted citation impact, top 30% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 29 citations in OpenAlex.

  1. Sugar-induced cell death (SICD) inMicrobial cell (Graz, Austria) · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 1 institution in 1 country.

Yong Joo LeeDepartment of Biochemistry and Molecular Biology, Louisiana State University Health Sciences Center, 1501 Kings Highway, Shreveport, LA 71130-3932, USA.
Elodie Burlet
Floyd Galiano
Magdalena L Circu
Tak Yee Aw
B Jill Williams
Stephan N Witt
Louisiana State University Health Sciences Center Shreveport · US

Funding

Glutathione redox control of intestinal cell responsesR01DK044510 · NIDDK · LOUISIANA STATE UNIV HSC SHREVEPORT · PI AW, TAK YEE · 1992 to 2011
$2.9M
Mechanisms of protection against alpha-synuclein-induced oxidative stressR01NS057656 · NINDS · LOUISIANA STATE UNIV HSC SHREVEPORT · PI WITT, STEPHAN N. · 2008 to 2012
$1.4M
NIDDK NIH HHS DK44510NIDDK NIH HHS R01 DK044510NINDS NIH HHS NS057656NINDS NIH HHS R01 NS057656
6 · The paper itself

Abstract

Stationary-phase Saccharomyces cerevisiae cells transferred from spent rich media into water live for weeks, whereas the same cells die within hours if transferred into water with 2% glucose in a process called sugar-induced cell death (SICD). Our hypothesis is that SICD is due to a dysregulated Crabtree effect, which is the phenomenon whereby glucose transiently inhibits respiration and ATP synthesis. We found that stationary-phase cells in glucose/water consume 21 times more O(2) per cell than exponential-phase cells in rich media, and such excessive O(2) consumption causes reactive oxygen species to accumulate. We also found that inorganic phosphate and succinate protect against SICD but by different mechanisms. Phosphate protects by triggering the synthesis of Fru-1,6-P(2), which inhibits respiration in isolated mitochondria. Succinate protects in wild-type cells but fails to protect in dic1Δ cells. DIC1 codes for a mitochondrial inner membrane protein that exchanges cytosolic succinate for matrix phosphate. We propose that succinate depletes matrix phosphate, which in turn inhibits respiration and ATP synthesis. In sum, restoring the Crabtree effect, whether with phosphate or succinate, protects cells from SICD.

Indexed as

Adenosine TriphosphateFructosediphosphatesGlucoseOxygen ConsumptionPhosphatesSaccharomyces cerevisiaeSuccinic AcidAdenosine Triphosphatefructose-1,6-diphosphateFructosediphosphatesGlucosePhosphatesSuccinic Acid

Identifiers

PMID21515692
PMCPMC3121461
OpenAlexW1968550975

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.