Evidence map›Paper›PMID 33273518›Full record

ArticleScientific reports2020

Significant increase in the secretion of extracellular vesicles and antibiotics resistance from methicillin-resistant Staphylococcus aureus induced by ampicillin stress.

Si Won Kim, Jong-Su Seo, Seong Bin Park, Ae Rin Lee, Jung Seok Lee, Jae Wook Jung, Jin Hong Chun, Jassy Mary S Lazarte, Jaesung Kim, Jong-Hwan Kim and 7 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
2.9field-weighted citation impact, top 8% 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

40 citing papers in PubMed, 60 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

17 authors at 4 institutions in 3 countries.

Si Won KimLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Jong-Su SeoDepartment of Environmental Toxicology and Chemistry, Environmental Chemistry Research Center, Korea Institute of Toxicology Gyeongnam, Jinju, 52834, Republic of Korea.
Seong Bin ParkCoastal Research and Extension Center, Mississippi State University, Mississippi State, MS, 39567, USA.
Ae Rin LeeLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Jung Seok LeeLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Jae Wook JungLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Jin Hong ChunLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Jassy Mary S LazarteLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Jaesung KimLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Jong-Hwan KimDepartment of Environmental Toxicology and Chemistry, Environmental Chemistry Research Center, Korea Institute of Toxicology Gyeongnam, Jinju, 52834, Republic of Korea.
Jong-Wook SongDepartment of Environmental Toxicology and Chemistry, Environmental Chemistry Research Center, Korea Institute of Toxicology Gyeongnam, Jinju, 52834, Republic of Korea.
Chris FrancoCentre for Marine Bioproducts Development, College of Medicine and Public Health, Flinders University, Bedford Park, Adelaide, SA, 5042, Australia.
Wei ZhangCentre for Marine Bioproducts Development, College of Medicine and Public Health, Flinders University, Bedford Park, Adelaide, SA, 5042, Australia.
Min Woo HaCollege of Pharmacy and Research Institute of Pharmaceutical Sciences, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Seung-Mann PaekCollege of Pharmacy and Research Institute of Pharmaceutical Sciences, Gyeongsang National University, Jinju, 52828, Republic of Korea.
Myunghwan JungDepartment of Microbiology, Research Institute of Life Sciences, College of Medicine, Gyeongsang National University,, Jinju, 52727, Republic of Korea.
Tae Sung JungLaboratory of Aquatic Animal Diseases, College of Veterinary Medicine, Research Institute of Natural Science, Gyeongsang National University, Jinju, 52828, Republic of Korea. jungts@gnu.ac.kr.
Gyeongsang National University · KRFlinders University · AUKorea Institute of Toxicology · KRMississippi State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Extracellular vesicles (EVs) containing specific cargo molecules from the cell of origin are naturally secreted from bacteria. EVs play significant roles in protecting the bacterium, which can contribute to their survival in the presence of antibiotics. Herein, we isolated EVs from methicillin-resistant Staphylococcus aureus (MRSA) in an environment with or without stressor by adding ampicillin at a lower concentration than the minimum inhibitory concentration (MIC). We investigated whether EVs from MRSA under stress condition or normal condition could defend susceptible bacteria in the presence of several β-lactam antibiotics, and directly degrade the antibiotics. A comparative proteomic approach was carried out in both types of EVs to investigate β-lactam resistant determinants. The secretion of EVs from MRSA under antibiotic stressed conditions was increased by 22.4-fold compared with that of EVs without stress. Proteins related to the degradation of β-lactam antibiotics were abundant in EVs released from the stressed condition. Taken together, the present data reveal that EVs from MRSA play a crucial role in the survival of β-lactam susceptible bacteria by acting as the first line of defense against β-lactam antibiotics, and antibiotic stress leads to release EVs with high defense activity.

Indexed as

Drug Resistance, MicrobialStress, PhysiologicalAmpicillinAnti-Bacterial AgentsBacterial Proteinsbeta-Lactamase Inhibitorsbeta-Lactamasesbeta-LactamsCell-Free SystemExtracellular VesiclesMethicillin-Resistant Staphylococcus aureusMicrobial Sensitivity TestsAmpicillinAnti-Bacterial AgentsBacterial Proteinsbeta-Lactamase Inhibitorsbeta-Lactamasesbeta-Lactams

Identifiers

PMID33273518
PMCPMC7713300
OpenAlexW3110444384

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.