Evidence map›Paper›PMID 23439858›Full record

ArticlePlant cell, tissue and organ culture2013

Cellular aggregation is a key parameter associated with long term variability in paclitaxel accumulation in Taxus suspension cultures.

Rohan A Patil, Martin E Kolewe, Susan C Roberts

Abstract read
In one paragraph

Article in Plant cell, tissue and organ culture, 2013. 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
–field-weighted citation impact
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.

  1. Changes in Cell Aggregation inPlants (Basel, Switzerland) · 2025
    Article
  2. Review
  3. Article
  4. Article
  5. Establishment of a Cell Suspension Culture ofPlants (Basel, Switzerland) · 2020
    Article
  6. Review
  7. Article
  8. Article
  9. Article
  10. Article
  11. Article
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

3 authors.

Rohan A PatilDepartment of Chemical Engineering, Institute for Cellular Engineering, University of Massachusetts, Amherst, MA 01003-9303.
Martin E Kolewe
Susan C Roberts

Funding

CHEMISTRY-BIOLOGY INTERFACE PREDOCTORAL TRAINING GRANTST32GM008515 · NIGMS · UNIVERSITY OF MASSACHUSETTS AMHERST · PI THOMPSON, LYNMARIE K. · 1995 to 2020
$4.3M
Molecular Approaches to Understanding Global Regulation in Paclitaxel AccumulatioR01GM070852 · NIGMS · UNIVERSITY OF MASSACHUSETTS AMHERST · PI NORMANLY, JENNIFER, ROBERTS, SUSAN CELIA · 2004 to 2010
$1.5M
NIGMS NIH HHS R01 GM070852NIGMS NIH HHS T32 GM008515
6 · The paper itself

Abstract

Plant cell cultures provide a renewable source for synthesis and supply of commercially valuable plant-derived products, particularly for secondary metabolites. However, instability in product yields over multiple passages has hampered the efficient and sustainable use of this technology. Paclitaxel accumulation in Taxus cell suspension culture was quantified over multiple passages and correlated to mean aggregate size, extracellular sugar level, ploidy, and cell cycle distribution. Paclitaxel levels varied approximately 6.9-fold over the six-month timeframe investigated. Of all of the parameters examined, only mean aggregate size correlated with paclitaxel accumulation, where a significant negative correlation (r = - 0.75, p < 0.01) was observed. These results demonstrate the relevance of measuring, and potentially controlling, aggregate size during long term culture passages, particularly for plant suspensions where industrially relevant secondary metabolites are not pigmented to enable rapid culture selection.

Indexed as

bioprocesscellular aggregationDNA contentpaclitaxelPlant cell cultureploidyTaxus

Identifiers

PMID23439858
PMCPMC3578708

What OpenQuestion holds

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Registered trials

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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.