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The purpose of this study was to measure the number of contributions made by the researchers in the field of Journal “Annals of Microbiology” and published on the Web of Science database during 2010-2020 using Bibliometric analysis. Data were analyzed using software such as Histcite, Bibexcel, Vos viewer and tabulated using MS Excel. Annals of Microbiology is operates a single-blind peer-review system. Currently published on England by BMC. It publishes four issues in a year. The years (2017, 2018, 2019) publishes 12 issues, and 2020 has publishes only one issue. This paper aimed to assess growth pattern of research output, authorship pattern, degree of collaboration, ranking of authors and most cited references, type of documents, keyword wise distribution, most productive countries and most productive institutions of research output. There are 1595 articles were published during 2010-2020. The highest number of 247 articles were published in 2015 and lowest number of 70 articles published in 2020. Majority of the contributions are more than five authors. There exists a higher level of collaborations between the authors. Liu Y is the most productive author ranked in first. Most of the research outputs in the journal are articles. ‘Identification’ is the keyword which is mostly occurred in the journal. Most of the articles were published in China (433). It is known that different institutions were involved in the publication of articles, from these top most productive institutions are listed. It is estimated that research output of the source journal may take slightly increasing future.

Keywords: Microbiology, Bibliometrics, Microorganisms, Bacteria.