Evidence map›Paper›PMID 24575148›Full record

ArticleSoft matter2012

Helix

Abigail M Oelker, Shannon M Morey, Linda G Griffith, Paula T Hammond

Abstract read
In one paragraph

Article in Soft matter, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Article
  5. 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

4 authors.

Abigail M OelkerMIT Department of Chemical Engineering, 77 Massachusetts Avenue, Building 76-553, Cambridge, MA USA. ; Tel: 617-258-7577.
Shannon M MoreyMIT Department of Chemistry, 77 Massachusetts Avenue, Building 18-380, Cambridge, MA USA.
Linda G GriffithMIT Department of Biological Engineering, 77 Massachusetts Avenue, Building 16-429, Cambridge, MA USA. ; Tel: 617-253-0013.
Paula T HammondMIT Department of Chemical Engineering, 77 Massachusetts Avenue, Building 76-553, Cambridge, MA USA. ; Tel: 617-258-7577.

Funding

VIRUS PRODUCTION COREP30CA014051 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI MATTHEW G. VANDER HEIDEN · 1985 to 2026
$93.9M
Systems Biology of Cell Decision ProcessesP50GM068762 · NIGMS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI YAFFE, MICHAEL B · 2003 to 2012
$32.3M
Perfused 3D Tissue Surrogates for Complex Cell-Cell Communication SystemsR01EB010246 · NIBIB · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI GRIFFITH, LINDA G · 2009 to 2013
$3.3M
NCI NIH HHS P30 CA014051NIBIB NIH HHS R01 EB010246NIGMS NIH HHS P50 GM068762
6 · The paper itself

Abstract

As a platform for investigating the individual effects of substrate stiffness, permeability, and ligand density on cellular behavior, we developed a set of hydrogels with stiffness tuned by polymer backbone rigidity, independent of cross-link density and concentration. Previous studies report that poly(propargyl-L-glutamate) (PPLG), synthesized by ring-opening polymerization of the N-carboxy anhydride of γ-propargyl-L-glutamate (γpLglu), adopts a rigid a-helix conformation: we hypothesized that a random copolymer (PPDLG) with equal amounts of γpLglu and γ-propargyl-D-glutamate (γpDglu) monomers would exhibit a more flexible random coil conformation. The resulting macromers exhibited narrow molecular weight distributions (PDI = 1.15) and were grafted with ethylene glycol groups using a highly efficient "click" azide/alkyne cycloaddition reaction with average grafting efficiency of 97% for PPLG and 85% for PPDLG. The polypeptide secondary structure, characterized

Identifiers

PMID24575148
PMCPMC3932710

What OpenQuestion holds

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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.