Frontiers in Microbiology最新文献

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A bibliometric and visualized analysis of heartland virus. 对心脏地带病毒的文献计量和可视化分析。
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-13 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1509749
Huiying Zhang, Leiliang Zhang
{"title":"A bibliometric and visualized analysis of heartland virus.","authors":"Huiying Zhang, Leiliang Zhang","doi":"10.3389/fmicb.2024.1509749","DOIUrl":"10.3389/fmicb.2024.1509749","url":null,"abstract":"<p><strong>Background: </strong>Heartland virus (HRTV) is an emerging tick-borne bunyavirus first detected in 2009. The purpose of this study was to utilize bibliometric analysis to assess the research trends, key foci, and progress of HRTV. This analysis aims to provide valuable references and insights for future basic research and prevention and control of HRTV to promote the progress and development of related fields.</p><p><strong>Methods: </strong>The Web of Science Core Collection (WOSCC) was used to extract global publications on the HRTV from 2013 to 2024. VOSviewer, CiteSpace, Scimago Graphica, and Bibliometrix were used to process the data and visualize the results.</p><p><strong>Results: </strong>A stable trend in publication numbers was observed, with 82 articles from 17 countries. The United States led in publications, with significant contributions from the Centers for Disease Control and Prevention-USA. Keywords indicated research emphasis on \"Heartland virus\" and \"severe fever.\"</p><p><strong>Conclusion: </strong>HRTV research is in a phase of continuous and progressive growth, with a steady literature output over the past decade, indicating this field's wide interest and importance in the research community. Currently, researchers are focusing on pathogenesis, immune response, vector relationships, and epidemiology, providing valuable insights for future studies.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1509749"},"PeriodicalIF":4.0,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11770020/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143052250","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Biological function of d-tryptophan: a bibliometric analysis and review.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-13 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1455540
Fei Wang, Runyu Du, Yunxiao Shang
{"title":"Biological function of d-tryptophan: a bibliometric analysis and review.","authors":"Fei Wang, Runyu Du, Yunxiao Shang","doi":"10.3389/fmicb.2024.1455540","DOIUrl":"10.3389/fmicb.2024.1455540","url":null,"abstract":"<p><strong>Background: </strong>d-Tryptophan is recognised for its unique physiological properties. In this study, we aimed to explore the dynamic trends and emerging topics in d-tryptophan research to offer fresh perspectives for future studies.</p><p><strong>Methods: </strong>Employing bibliometric analysis, we examined the literature on d-tryptophan indexed in the Web of Science Core Collection from January 1987 to December 2023. The \"Bibliometrix\" R package and CiteSpace were utilised for data processing.</p><p><strong>Results: </strong>Analyses of 865 publications revealed 2209 keywords, 4068 authors, 2094 institutions, and contributors from 302 regions. The USA was at the forefront of publications concerning d-tryptophan, but the European Journal of Pharmacology, Journal of Biological Chemistry, and Journal of Medicinal Chemistry were notable for their contributions, co-citations, and impact, respectively. This literature review reveals that since 1987, studies have developed from a focus on d-tryptophan metabolism to the exploration of its functions in organic and medicinal chemistry and food science. Recent findings highlight the potential of d-tryptophan as a non-nutritional sweetener and food preservative as well as its role in inhibiting the growth of bacterial biofilms. Additionally, its immunomodulatory properties are being investigated in relation to allergic diseases. Furthermore, d-tryptophan plays a role in the therapy of atherosclerosis, osteoporosis, tuberculosis, and cancer.</p><p><strong>Conclusion: </strong>The results of bibliometric analysis highlight that future research should focus on the biological functions of d-tryptophan as a food preservative and its use in immunomodulation and drug development, providing strong guidance for future research.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1455540"},"PeriodicalIF":4.0,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11770058/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143051631","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Continuous cropping of Patchouli alters soil physiochemical properties and rhizosphere microecology revealed by metagenomic sequencing.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-13 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1482904
Guangtao Gu, Muhammad Zeeshan Ul Haq, Xue Sun, Jingru Zhou, Ya Liu, Jing Yu, Dongmei Yang, Huageng Yang, Yougen Wu
{"title":"Continuous cropping of Patchouli alters soil physiochemical properties and rhizosphere microecology revealed by metagenomic sequencing.","authors":"Guangtao Gu, Muhammad Zeeshan Ul Haq, Xue Sun, Jingru Zhou, Ya Liu, Jing Yu, Dongmei Yang, Huageng Yang, Yougen Wu","doi":"10.3389/fmicb.2024.1482904","DOIUrl":"10.3389/fmicb.2024.1482904","url":null,"abstract":"<p><p>Continuous cropping (CC) profoundly impacts soil ecosystems, including changes in soil factors and the structure and stability of microbial communities. These factors are interrelated and together affect soil health and plant growth. In this research, metagenomic sequencing was used to explore the effects of CC on physicochemical properties, enzyme activities, microbial community composition, and functional genes of the rhizosphere soil of patchouli. We found that this can lead to changes in various soil factors, including the continuous reduction of pH and <math> <msubsup><mrow><mtext>NH</mtext></mrow> <mrow><mn>4</mn></mrow> <mrow><mo>+</mo></mrow> </msubsup> </math> -N and the unstable changes of many factors. In addition, S-PPO enzyme activity increased significantly with the cropping years, but S-NAG increased in the first 2 years and decreased in the third cropping year. Metagenomic sequencing results showed that CC significantly changed the diversity and composition of rhizosphere microbial communities. The relative abundance of Pseudomonas and Bacteroides decreased substantially from the phylum level. At the genus level, the number of microbial genera specific to the zero-year cropping (CK) and first (T1), second (T2), and third (T3) years decreased significantly, to 1798, 172, 42, and 44, respectively. The abundance of many functional genes changed, among which COG0823, a gene with the cellular process and signaling functions, significantly increased after CC. In addition, <math> <msubsup><mrow><mtext>NH</mtext></mrow> <mrow><mn>4</mn></mrow> <mrow><mo>+</mo></mrow> </msubsup> </math> -N, S-CAT, S-LAP, and SOC were the main environmental factors affecting rhizosphere-dominant microbial communities at the phylum level, while pH, SOC, and AK were the key environmental factors affecting rhizosphere functional genes of <i>Pogostemon cablin</i>. In summary, this study showed the dynamic changes of soil factors and rhizosphere microorganisms during CC, providing a theoretical basis for understanding the formation mechanism and prevention of CC obstacles and contributing to the formulation of scientific soil management and fertilization strategies.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1482904"},"PeriodicalIF":4.0,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11769982/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143051933","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Serological, phenotypic and molecular characterization of brucellosis in small ruminants in northern Algeria.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-13 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1505294
Ibrahim Nabi, Rachid Achek, Abdelkadir Karim, Falk Melzer, Hanka Brangsch, Mandy C Elschner, Heinrich Neubauer, Hosny El-Adawy
{"title":"Serological, phenotypic and molecular characterization of brucellosis in small ruminants in northern Algeria.","authors":"Ibrahim Nabi, Rachid Achek, Abdelkadir Karim, Falk Melzer, Hanka Brangsch, Mandy C Elschner, Heinrich Neubauer, Hosny El-Adawy","doi":"10.3389/fmicb.2024.1505294","DOIUrl":"10.3389/fmicb.2024.1505294","url":null,"abstract":"<p><p>Brucellosis is considered a common bacterial zoonotic disease of high prevalence in countries of the Middle East and the Mediterranean region with economic and public health impact. The present study aimed to investigate the current situation of brucellosis in small ruminants reared in Médéa and Sidi Bel-Abbès provinces, north Algeria. To achieve this objective, 96 sera (77 sheep and 19 goat) and 57 milk (42 sheep and 15 goat) samples were collected from suspected infected animals and serologically analyzed by using ELISA. For isolation of <i>Brucella</i> spp., four placentas, two fetuses and forty-four milk samples were subjected to microbiological investigation. Whole genome sequencing (WGS) was used for genomic analysis of isolated <i>Brucella</i> species. The results of this study showed that anti-<i>Brucella</i> antibodies were detected in 46 (83.6%) and 52 (54.2%) milk and serum samples, respectively. However, among 27 cases where blood samples were negative, anti-<i>Brucella</i> antibodies were still detected in 19 of the corresponding milk samples, resulting in an overall discordance rate of 36.5%. Ten <i>Brucella melitensis</i> were isolated and identified from six sheep and four goats. Of these, eight originated from milk samples. The isolated strains were assigned to sequence type ST-11 using Multilocus sequence typing (MLST). Five isolates revealing high similarity (0-2 nucleotide differences) originated from different farms, indicating a close transmission link. However, two identical caprine isolates and three other isolates showed notable genotypic variation, in comparison. The highest base difference (449-462 nucleotides) was observed for an ovine isolate originating from Sidi Bel-Abbès. The phylogenetic analysis and clustering with the West Mediterranean lineage of <i>B. melitensis</i> revealed high genetic similarity of the investigated isolates with <i>B. melitensis</i> of human origin from North Africa and travel-associated 'European' cases, especially from Morroco, Tunisia, Sweden and Italy. The results of this study highlight brucellosis in small ruminants as a significant public health risk and will help to develop effective control strategies in Algeria. These findings provide specific evidence of this risk, with <i>Brucella</i> isolation from milk and by linking theses isolates to human cases in Algeria and abroad. The use of WGS-based analysis has revealed effective in tracing patterns of transmission, and can be recommended for tracking outbreaks at a high resolution.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1505294"},"PeriodicalIF":4.0,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11769933/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143052001","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of biological and abiotic factors on dark septate endophytes distribution and heavy metal resistance in different environments.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-10 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1527512
Zhenzhou Wang, Wenyi Shi, Xiuling Chen, Yuli Lin, Wenjing Chen, Li Yao, Xiang Sun, Xia Li, Xueli He
{"title":"Effects of biological and abiotic factors on dark septate endophytes distribution and heavy metal resistance in different environments.","authors":"Zhenzhou Wang, Wenyi Shi, Xiuling Chen, Yuli Lin, Wenjing Chen, Li Yao, Xiang Sun, Xia Li, Xueli He","doi":"10.3389/fmicb.2024.1527512","DOIUrl":"10.3389/fmicb.2024.1527512","url":null,"abstract":"<p><strong>Introduction: </strong>Exploring the interactions between dark septate endophytes (DSE) in plant roots across diverse heavy metal habitats-considering host plants, site characteristics, and microbial communities-provides insights into the distribution patterns of DSE in metal-rich environments and their mechanisms for developing heavy metal resistance.</p><p><strong>Methods: </strong>This study collected samples of three common plant species (<i>Phragmites australis</i>, PA, <i>Setaria viridis</i>, SV, and <i>Artemisia annua</i>, AA) and their corresponding soil samples from three heavy metal-contaminated sites: Baiyang Lake, BY, Fengfeng mining area, FF, and Huangdao, HD. Utilizing high-throughput sequencing and physicochemical analysis methods, the biological and abiotic factors affecting DSE colonization and distribution in the roots were investigated.</p><p><strong>Results: </strong>Twenty-two DSE species were isolated and identified with 11 species found in BY, 8 species in FF, and 11 species in HD. The screening for heavy metal resistance discovered 10 heavy metal-tolerant DSE species. Soil available phosphate, available nitrogen, and Cd contents, as well as the composition of different root fungal communities, influence the resistance and distribution of heavy metal-tolerant DSE. Notably, 12 DSE species, including <i>Paraphoma radicina</i> and <i>Paraphoma chrysanthemicola</i>, were reported for the first time in heavy metal habitats. The colonization rates of DSE in the roots of PA (96%) and AA (76%) were highest in BY, while the highest colonization rate in the roots of SV was observed in HD (94%). Site-specific soil parameters, such as available K, organic contents, Zn, and Cd contents from different sites are the main determinants affecting DSE colonization. Meanwhile, the diversity and richness of other root-associated endophytic fungi, which varied considerably across sites, served as significant biological factors influencing DSE distribution and colonization.</p><p><strong>Discussion: </strong>The results of this study provide a strong theoretical framework for the effective utilization of DSE fungi to mitigate soil heavy metal pollution.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1527512"},"PeriodicalIF":4.0,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11758167/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143046170","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hyperlipidaemia treatment and gut microbiology.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-10 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1520252
Liu Zhe, Yu ChunLi
{"title":"Hyperlipidaemia treatment and gut microbiology.","authors":"Liu Zhe, Yu ChunLi","doi":"10.3389/fmicb.2024.1520252","DOIUrl":"10.3389/fmicb.2024.1520252","url":null,"abstract":"<p><p>Numerous studies have shown that hyperlipidaemia is closely related to the gut microbiota, and the study of microbiota in the treatment of hyperlipidaemia is undoubtedly a new target for the treatment and prevention of hyperlipidaemia. The efficacy of regulating the gut microecology and changing the structure of gut flora has been demonstrated by both western and traditional medication, biological therapy, and dietary exercise, so it is particularly important to study the relationship between gut microbiota and the treatment of hyperlipidaemia. In this review, we summarize the mechanism and relationship between the pathogenesis of hyperlipidaemia and gut microbiota, and the mechanism of hyperlipidaemia treatment by influencing the gut microbiota in various treatment modalities, which provides diversified therapeutic ideas and scientific basis for clinical treatment. It also triggers us to think about the relationship between gut microbiota and other diseases, and to explore the influence of gut microbiota is a goal that we still need to explore.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1520252"},"PeriodicalIF":4.0,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11758981/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143046145","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of the tobacco-maize relay intercropping pattern on soil nutrients and soil microbial diversity.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-10 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1389156
Kang Yang, Shuhui Zi, Chengren Ouyang
{"title":"Effects of the tobacco-maize relay intercropping pattern on soil nutrients and soil microbial diversity.","authors":"Kang Yang, Shuhui Zi, Chengren Ouyang","doi":"10.3389/fmicb.2024.1389156","DOIUrl":"10.3389/fmicb.2024.1389156","url":null,"abstract":"<p><p>The imbalanced soil nutrient status caused by the long-term monoculture of flue-cured tobacco are a concern. The tobacco-maize relay intercropping, widely used in Yunnan, may improve soil nutrients by enhancing the soil microbial community, but this remains unexplored. This study employed high-throughput sequencing technology to examine soil microbial diversity under tobacco monoculture and tobacco-maize relay intercropping, using the varieties Hongda and K326, respectively. The results indicated that tobacco-maize relay intercropping significantly enhanced root biomass compared to tobacco monoculture, with no significant effect on aboveground biomass. This intercropping treatment also significantly improved soil physicochemical properties, including soil pH, total phosphorus, available phosphorus, and available potassium, which was associated with an increase in the soil microbial community (as indicated by the Chao1 and Shannon indices). Specifically, the abundance of arbuscular mycorrhizal fungi, Nitrospira, and Acidobacteria increased, but the abundance of Chloroflexi decreased. Therefore, these findings suggest that tobacco-maize relay intercropping can improve soil physicochemical properties and enhance soil nutrient supply.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1389156"},"PeriodicalIF":4.0,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11757017/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143046143","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Plant growth promotion via priming with volatile organic compounds emitted from Bacillus vallismortis strain EXTN-1.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-10 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1524888
Swarnalee Dutta, Kotnala Balaraju, Soh-Young Oh, Mi-Hyun Lee, Se Weon Lee, Yong Hwan Lee, Kyungseok Park
{"title":"Plant growth promotion via priming with volatile organic compounds emitted from <i>Bacillus vallismortis</i> strain EXTN-1.","authors":"Swarnalee Dutta, Kotnala Balaraju, Soh-Young Oh, Mi-Hyun Lee, Se Weon Lee, Yong Hwan Lee, Kyungseok Park","doi":"10.3389/fmicb.2024.1524888","DOIUrl":"10.3389/fmicb.2024.1524888","url":null,"abstract":"<p><p>Volatile organic compounds (VOCs) produced by potential plant growth-promoting rhizobacteria (PGPR) play an important role in plant interactions. However, the mechanisms underlying this phenomenon are not well understood. Our findings show that the influence of VOCs from the PGPR strain <i>Bacillus vallismortis</i> (EXTN-1) on tobacco plant growth is dependent on the culture media used. The VOCs released from sugar-rich media such as potato dextrose agar (PDA) and King's B (KB) media were highly effective. However, exposure to VOCs from nutrient agar (NA), tryptic soy agar (TSA), and Luria-Bertani (LB) resulted in chlorosis and stunted plant growth. This effect was caused by the discharge of a large amount of ammonia that altered the pH of the plant growth media. Seedlings exposed to VOCs for 10 days exhibited improved growth even after the VOCs were eliminated under greenhouse conditions. Priming of seeds with VOCs for 24 and 48 h induced higher growth than the untreated control, and seeds with 48 h exposure were better as compared to 24 h treatment. Chemical characterization of VOCs emitted by EXTN-1 in different media using solid-phase microextraction (SPME) coupled with gas chromatography-mass spectrometry (GC-MS) showed the presence of 2,3-butanedione and monoxime in all spectra. However, 1-butanol was the prominent peak in VOC of EXTN-1 grown in KB and NA, while acetoin was highest in PDA, followed by KB. Heneicosane and benzaldehyde were exclusively produced in NA media, and these synthetic compounds improved growth in the I-plate assay. This work indicates that VOCs released from EXTN-1 are important for the growth-promoting effect of EXTN-1.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1524888"},"PeriodicalIF":4.0,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11760595/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143046150","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An integrative review on the risk factors, prevention, and control strategies for carbapenem-resistant Acinetobacter baumannii colonization in critically ill patients.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-10 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1519906
Shihan Zhang, Jie Xiao, Yanan Li, Wei Li, Yihui Li, Mingmin Pang, Meichen Yan, Hui Han, Yi Cui, Xuehai Zhang, Hao Wang
{"title":"An integrative review on the risk factors, prevention, and control strategies for carbapenem-resistant <i>Acinetobacter baumannii</i> colonization in critically ill patients.","authors":"Shihan Zhang, Jie Xiao, Yanan Li, Wei Li, Yihui Li, Mingmin Pang, Meichen Yan, Hui Han, Yi Cui, Xuehai Zhang, Hao Wang","doi":"10.3389/fmicb.2024.1519906","DOIUrl":"10.3389/fmicb.2024.1519906","url":null,"abstract":"<p><p>The presence of carbapenem-resistant <i>Acinetobacter baumannii</i> (CR<i>Ab</i>) has become one of the leading causes of life-threatening, hospital-acquired infections globally, especially with a notable prevalence in intensive care units (ICUs). The cross-transmission of microorganisms between patients and the hospital setting is crucial in the development of CR<i>Ab</i> colonization and subsequent infections. Recent studies indicate that colonization typically precedes infection, suggesting the effectiveness and necessity of preventing CR<i>Ab</i> colonization as a primary method to lower infection risks. As CR<i>Ab</i> infections tend to draw more attention due to their severe symptoms and poor outcomes, understanding the link between colonization and infection is equally vital. To establish a foundation for prevention and control strategies against CR<i>Ab</i> colonization in ICUs, we present a comprehensive review of research pertaining to CR<i>Ab</i> in ICUs. This encompasses an analysis of the resistance mechanisms and epidemiological characteristics of CR<i>Ab</i>, a discussion on associated risk factors, adverse outcomes, and an evaluation of detection methods and preventive strategies.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1519906"},"PeriodicalIF":4.0,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11757275/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143046168","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Novel probiotics adsorbing and excreting microplastics in vivo show potential gut health benefits.
IF 4 2区 生物学
Frontiers in Microbiology Pub Date : 2025-01-10 eCollection Date: 2024-01-01 DOI: 10.3389/fmicb.2024.1522794
Xin Teng, Tengxun Zhang, Chitong Rao
{"title":"Novel probiotics adsorbing and excreting microplastics <i>in vivo</i> show potential gut health benefits.","authors":"Xin Teng, Tengxun Zhang, Chitong Rao","doi":"10.3389/fmicb.2024.1522794","DOIUrl":"10.3389/fmicb.2024.1522794","url":null,"abstract":"<p><p>Microplastics (MP) contamination in food and water poses significant health risks. While microbes that form biofilm show potential for removing MP from the environment, no methods currently exist to eliminate these non-degradable MP from the human body. In this study, we propose using probiotics to adsorb and remove ingested MP within the gut. We conducted a comprehensive evaluation of 784 bacterial strains to assess their ability to adsorb 0.1 μm polystyrene particles using a high-throughput screening method. Among the tested strains, <i>Lacticaseibacillus paracasei</i> DT66 and <i>Lactiplantibacillus plantarum</i> DT88 exhibited optimal adsorption <i>in vitro</i> and were effective across various MP types. In an animal model, mice treated with these probiotics demonstrated a 34% increase in PS excretion rates and a 67% reduction in residual polystyrene (PS) particles within the intestine. Additionally, administration of <i>Lactiplantibacillus plantarum</i> DT88 mitigated PS-induced intestinal inflammation. Together, our findings demonstrate a novel probiotic strategy for addressing MP-associated health risks, emphasizing the potential of strain-specific probiotics to remove MP from the gut environment.</p>","PeriodicalId":12466,"journal":{"name":"Frontiers in Microbiology","volume":"15 ","pages":"1522794"},"PeriodicalIF":4.0,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11757873/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143046148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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