Evidence map›Paper›PMID 23396347›Full record

ArticleApplied and environmental microbiology2013

New biotransformation process for production of the fragrant compound γ-dodecalactone from 10-hydroxystearate by permeabilized Waltomyces lipofer cells.

Jung-Ung An, Young-Chul Joo, Deok-Kun Oh

Open access · bronzeAbstract read
In one paragraph

Article in Applied and environmental microbiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

12 citing papers in PubMed, 54 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Jung-Ung AnDepartment of Bioscience and Biotechnology, Konkuk University, Seoul, Republic of Korea.
Young-Chul Joo
Deok-Kun Oh
Konkuk University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A new biotransformation process for the production of the flavor lactone was developed by using permeabilized Waltomyces lipofer, which was selected as an efficient γ-dodecalactone-producing yeast among 10 oleaginous yeast strains. The optimal reaction conditions for γ-dodecalactone production by permeabilized W. lipofer cells were pH 6.5, 35°C, 200 rpm, 0.7 M Tris, 60 g/liter of 10-hydroxystearic acid, and 30 g/liter of cells. Under these conditions, nonpermeabilized cells produced 12 g/liter of γ-dodecalactone after 30 h, with a conversion yield of 21% (wt/wt) and a productivity of 0.4 g/liter/h, whereas permeabilized cells obtained after sequential treatments with 50% ethanol and 0.5% Triton X-100 produced 46 g/liter of γ-dodecalactone after 30 h, with a conversion yield of 76% (wt/wt) and a productivity of 1.5 g/liter/h. These values were 3.7- and 3.8-fold higher than those obtained using nonpermeabilized cells. These are the highest reported concentration, conversion yield, and productivity for the production of the bioflavor lactone.

Indexed as

4-ButyrolactoneBiotransformationIndustrial MicrobiologyPermeabilitySaccharomycetalesStearic Acids10-hydroxystearic acid4-Butyrolactonegamma-dodecalactoneStearic Acids

Identifiers

PMID23396347
PMCPMC3623204
OpenAlexW2135257928

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.