Evidence map›Paper›PMID 35959261›Full record

ArticleFood science & nutrition2022

Changes in physicochemical properties and bacterial communities in aged Korean native cattle beef during cold storage.

Sun Hye Hwang, JaeHwan Lee, Tae Gyu Nam, Minseon Koo, Yong Sun Cho

Open access · hybridAbstract read
In one paragraph

Article in Food science & nutrition, 2022. 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
1.6field-weighted citation impact, top 20% 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, 13 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

5 authors at 3 institutions in 1 country.

Sun Hye HwangFood Analysis Center Korea Food Research Institute Wanju-gun Korea.ORCID https://orcid.org/0000-0003-4851-4855
JaeHwan LeeDepartment of Food Science and Biotechnology Sungkyunkwan University Suwon Korea.ORCID https://orcid.org/0000-0003-0118-6233
Tae Gyu NamMajor of Food Science and Biotechnology Division of Bio-Convergence Kyonggi University Suwon Korea.ORCID https://orcid.org/0000-0001-7506-9625
Minseon KooFood Analysis Center Korea Food Research Institute Wanju-gun Korea.ORCID https://orcid.org/0000-0003-3718-6120
Yong Sun ChoFood Analysis Center Korea Food Research Institute Wanju-gun Korea.ORCID https://orcid.org/0000-0001-9972-1454
Korea Food Research Institute · KRKyonggi University · KRSungkyunkwan University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

During refrigerated storage, aged beef is liable to undergo alterations in its physicochemical properties. This study aimed to evaluate changes in the community of microorganisms, volatile compounds, and amino acids in aged beef under cold storage conditions. In addition, volatile basic nitrogen (VBN) values were measured to determine the putrefaction degree. Raw-, dry-, and wet-aged beef were stored at 4°C for 21 days. The initial pH of beef under the three conditions ranged from 5.52 to 5.60 and decreased from 5.04 to 5.33 over time. After 21 days, VBN values ranged 20.53-22.59 mg/100 g, which exceeded the standard of spoilage (20 mg/100 g) in the Korean Food Code. As time passed, numbers of psychrophilic and lactic acid bacteria increased in the raw beef. In contrast, number of mesophilic, psychrophilic, and lactic acid bacteria decreased in dry- and wet-aged beef. Among the volatile substances and amino acids, 2,3-butanedione, 2-butanone, tyrosine, and arginine contributed the most to the high VBN levels in aged beef, where the VBN was 21 mg/100 g at 21 days, which was beyond the acceptable limit. In conclusion, clear alterations were observed in the physicochemical properties and microorganism communities in cold-stored aged beef, providing basic information that could benefit the beef industry and boost consumer acceptance.

Indexed as

aged beeffree amino acidmicroorganismvolatile basic nitrogenvolatile compound

Identifiers

PMID35959261
PMCPMC9361455
OpenAlexW4220848497

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.