Journal profile · Biotechnology & Applied Microbiology
JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY
ISSN 0022-1260 · eISSN 1349-8037 · Microbiology Research Foundation · JAPAN · Bimonthly · Founded 1955
JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY: CAS Zone 4 · Biology (2025 upgraded edition); impact factor 0.58; fully open access; review 6–12 weeks (community reports); community-reported acceptance: easy; 15 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY is published by Microbiology Research Foundation and is in Zone 4 of Biology in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Microbial Metabolic Engineering and Bioproduction, Enzyme Production and Characterization and Genomics and Phylogenetic Studies, together about 21.2% of its articles. Its main subfields are Molecular Biology. (generated from OpenAlex topic counts and CAS ranking data)
JGAM is going to publish scientific reports containing novel and significant microbiological findings, which are mainly devoted to the following categories: Antibiotics and Secondary Metabolites; Biotechnology and Metabolic Engineering; Developmental Microbiology; Environmental Microbiology and Bioremediation; Enzymology; Eukaryotic Microbiology; Evolution and Phylogenetics; Genome Integrity and Plasticity; Microalgae and Photosynthesis; Microbiology for Food; Molecular Genetics; Physiology and Cell Surface; Synthetic and Systems Microbiology.
From the journal's Aims & Scope
Research area (LetPub): Biotechnology & Applied Microbiology
Main research topics OpenAlex counts of recent articles; shares are approximate
- Microbial Metabolic Engineering and BioproductionBiochemistry, Genetics and Molecular Biology7.6%
- Enzyme Production and CharacterizationBiochemistry, Genetics and Molecular Biology6.9%
- Genomics and Phylogenetic StudiesBiochemistry, Genetics and Molecular Biology6.7%
- Microbial Community Ecology and PhysiologyEnvironmental Science6.3%
- Biofuel production and bioconversionEngineering5.7%
- Yeasts and Rust Fungi StudiesBiochemistry, Genetics and Molecular Biology5.5%
- Bacteriophages and microbial interactionsEnvironmental Science5%
- Plant Pathogens and Fungal DiseasesBiochemistry, Genetics and Molecular Biology5%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Biology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Biology | Zone 4 |
| Minor | Biotechnology & Applied Microbiology | Zone 4 |
| Minor | Microbiology | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Biology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Biology | Zone 4 |
| Minor | Biotechnology & Applied Microbiology | Zone 4 |
| Minor | Microbiology | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Biology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Biology | Zone 4 |
| Minor | Biotechnology & Applied Microbiology | Zone 4 |
| Minor | Microbiology | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 0.58LetPub ·
- CiteScore 2026-06
- 1.5LetPub ·
- SJR 2026-06
- 0.22LetPub ·
- SJR (publisher)
- 0.22Publisher website ·
- SNIP 2026-06
- 0.22LetPub ·
- h-index
- 47LetPub ·
- h-index
- 88OpenAlex ·
- i10-index
- 1,621OpenAlex ·
- 2-year mean citedness
- 0.83OpenAlex ·
- Self-citation rate
- 0%LetPub ·
- Share of gold OA articles
- 100%LetPub ·
Volume
- Articles per year
- 9LetPub ·
Articles by year OpenAlex count · 3,252 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 19 | 19 | 4 |
| 2025 | 15 | 15 | 6 |
| 2024 | 31 | 31 | 44 |
| 2023 | 35 | 35 | 72 |
| 2022 | 46 | 46 | 164 |
| 2021 | 27 | 27 | 164 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
- Average review time (community reports)
- 6–12 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Fully open accessOpenAlex
Every article is open access; authors usually pay an article processing charge (APC).
No source has fee information yet; check the journal's website.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
Policy excerpts from the journal's websiteConflicts of interest
- Conflicts of interest
Evolution of the number of documents cited by public policy documents according to Overton database. Model summary
Documents cited by public policy (Overton)
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- Microbiology Research Foundation
- Country or region
- JAPAN
- Language
- Multi-Language
- Frequency
- Bimonthly
- Founded
- 1955
- ISSN
- 0022-1260
- Electronic ISSN
- 1349-8037
- Official links
- Journal homepage ↗LetPub
- Submission system ↗Publisher website
FAQ
Frequently asked questions about JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY
What CAS zone is JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY in?
In the 2025 upgraded edition of the CAS Journal Ranking, JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY is in Zone 4 of Biology, and in Zone 4 of the minor category Biotechnology & Applied Microbiology / Microbiology. In the 2026 Xinrui edition it is in Zone 4 of Biology. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY?
The latest impact factor listed by LetPub is 0.58; CiteScore 1.5, h-index 88.
How long does peer review take at JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY?
Authors report an average review time of 6–12 weeks; the community-reported acceptance is “Easy”. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Which databases index JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY?
According to LetPub and DOAJ records, JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY is indexed in SCIE and Scopus.
Is JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY open access, and what is the APC?
JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY is a fully open-access journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex, Publisher website; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .