Evidence map›Paper›PMID 38878128›Full record

ArticleApplied microbiology and biotechnology2024

Comprehensive investigations of 2-phenylethanol production by the filamentous fungus Annulohypoxylon stygium.

Qianwen Tong, Lizhi Yang, Jinxiang Zhang, Yue Zhang, Yuji Jiang, Xinrui Liu, Youjin Deng

Abstract read
In one paragraph

Article in Applied microbiology and biotechnology, 2024. 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.

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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.

Qianwen Tong *Mycological Research Center, College of Life Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China.
Lizhi Yang *College of Food Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China.
Jinxiang Zhang *Mycological Research Center, College of Life Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China.
Yue ZhangMycological Research Center, College of Life Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China.
Yuji JiangCollege of Food Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China.
Xinrui LiuMycological Research Center, College of Life Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China. liuxr3623@163.com.
Youjin DengMycological Research Center, College of Life Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China. dengyoujin1980@163.com.ORCID http://orcid.org/0000-0002-4025-203X

Funding

Fujian Provincial Department of Science and Technology 2021L3006Fujian provincial major national R&D project 2002NZ029015
6 · The paper itself

Abstract

2-Phenylethanol (2-PE) is an aromatic compound with a rose-like fragrance that is widely used in food and other industries. Yeasts have been implicated in the biosynthesis of 2-PE; however, few studies have reported the involvement of filamentous fungi. In this study, 2-PE was detected in Annulohypoxylon stygium mycelia grown in both potato dextrose broth (PDB) and sawdust medium. Among the 27 A. stygium strains investigated in this study, the strain "Jinjiling" (strain S20) showed the highest production of 2-PE. Under optimal culture conditions, the concentration of 2-PE was 2.33 g/L. Each of the key genes in Saccharomyces cerevisiae shikimate and Ehrlich pathways was found to have homologous genes in A. stygium. Upon the addition of L-phenylalanine to the medium, there was an upregulation of all key genes in the Ehrlich pathway of A. stygium, which was consistent with that of S. cerevisiae. A. stygium as an associated fungus provides nutrition for the growth of Tremella fuciformis and most spent composts of T. fuciformis contain pure A. stygium mycelium. Our study on the high-efficiency biosynthesis of 2-PE in A. stygium offers a sustainable solution by utilizing the spent compost of T. fuciformis and provides an alternative option for the production of natural 2-PE. KEY POINTS: • Annulohypoxylon stygium can produce high concentration of 2-phenylethanol. • The pathways of 2-PE biosynthesis in Annulohypoxylon stygium were analyzed. • Spent compost of Tremella fuciformis is a potential source for 2-phenylethanol.

Indexed as

Culture MediaPhenylethyl AlcoholMyceliumPhenylalanineSaccharomyces cerevisiaeCulture MediaPhenylalaninePhenylethyl Alcohol2-phenylethanolAnnulohypoxylon stygiumEhrlich pathwayL-phenylalanine

Identifiers

PMID38878128
PMCPMC11180157

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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.