Journal profile · IMMUNOLOGY-MICROBIOLOGY
Emerging Microbes & Infections
ISSN 2222-1751 · Springer Nature · ENGLAND · Founded 2012
Emerging Microbes & Infections: CAS Zone 1 · Medicine (2025 upgraded edition, Top journal); impact factor 7.06; JCR Q1 (journal website); fully open access; APC about USD 3,300; median 117 days to acceptance (110 articles, last 24 months); acceptance rate 12% (journal website); 249 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Emerging Microbes & Infections is published by Springer Nature and is in Zone 1 of Medicine in the CAS Journal Ranking (2025 upgraded edition, Top journal). By OpenAlex counts of its recent articles, its largest topics are SARS-CoV-2 and COVID-19 Research, Viral Infections and Vectors and Viral gastroenteritis research and epidemiology, together about 27.1% of its articles. Its main subfields are Infectious Diseases. (generated from OpenAlex topic counts and CAS ranking data)
Emerging Microbes & Infections is a peer-reviewed open access journal publishing research on emerging infections. Emerging Microbes & Infections aims to disseminate information on microbes and infections, especially those associated with increasing biological and clinical significance and pathogenic frequency. The journal is committed to bridging the gap between scientific communities in developed and developing countries. Emerging Microbes & Infections is the sister journal of EMI: Animal & Environment which publishes groundbreaking scientific research on emerging pathogenic organisms from animals or environment which have inter- and intra-species transmission potentials with a specific focus on those influenced by the change of environment. Emerging Microbes & Infections covers relevant topics of critical biological and clinical value including, but not limited to: Epidemic surveillance Clinical manifestation Diagnosis and management Cellular and molecular pathogenesis Innate and acquired immune responses between emerging microbes and their hosts Drug discovery Vaccine development research Emerging Microbes & Infections accepts original research articles, review articles, letters, and commentaries. Emerging Microbes & Infections is ranked 6/141 in Infectious Diseases, 12/167 in Microbiology and 13/183 in Immunology in the JCR. It is ranked 2/82 in Parasitology, 7/161 in Drug Discovery, 7/173 in Epidemiology, 7/86 in Virology, 15/194 in Microbiology, 16/361 in Infectious Diseases, and 25/243 in Immunology in Scopus. The journal operates a single-anonymized peer review policy. Read the Instructions for Authors . Please contact the EMI Editorial Office at editorial@emi2012.org. Last updated 1st Sep 2026.
From the journal's Aims & Scope
Research area (LetPub): IMMUNOLOGY-MICROBIOLOGY
Editor-in-chief Shan LuPublisher website
Editorial board by country: 1 in mainland China (about 25%); most named Hong Kong, China 2, Mainland China 1, Singapore 1 (4 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- SARS-CoV-2 and COVID-19 ResearchMedicine10.5%
- Viral Infections and VectorsMedicine8.5%
- Viral gastroenteritis research and epidemiologyMedicine8.1%
- Influenza Virus Research StudiesMedicine8%
- Mosquito-borne diseases and controlMedicine6.8%
- Animal Disease Management and EpidemiologyAgricultural and Biological Sciences6%
- COVID-19 Clinical Research StudiesMedicine5%
- Respiratory viral infections researchMedicine4.9%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 1
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 1 |
| Minor | Infectious Diseases | Zone 1 |
| Minor | Microbiology | Zone 1 |
| Minor | Immunology | Zone 2 |
Top journal: yesReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 1
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 1 |
| Minor | Immunology | Zone 1 |
| Minor | Infectious Diseases | Zone 1 |
| Minor | Microbiology | Zone 1 |
Top journal: yesReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Infectious Diseases | Zone 1 |
| Minor | Immunology | Zone 2 |
| Minor | Microbiology | Zone 2 |
Top journal: yesReview journal: no
JCR / CiteScore quartiles on the journal's website
- JCR Q1 · best quartile · 2025
- CiteScore Q1 · 2025
Publisher-reported: JCR figures are Clarivate's and CiteScore figures Scopus's to confirm; both are a different system from the CAS zones.Publisher website
Database indexing
SCIEScopusDOAJLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
MEDLINEPMCPubMedPublisher website
Other: Google Scholar, Biological Abstracts, BIOSIS Previews, Journal Citation Reports/Science Edition
As the journal's website lists them, not checked against each database; for Web of Science editions the records above apply.
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
- 7.06LetPub ·
- Impact factor (publisher) 2025
- 7Publisher website ·
- 5-year impact factor (publisher) 2025
- 6.8Publisher website ·
- CiteScore 2026-06
- 14.1LetPub ·
- CiteScore (publisher) 2025
- 14.1Publisher website ·
- SJR 2026-06
- 2.27LetPub ·
- SJR (publisher) 2025
- 2.27Publisher website ·
- SNIP 2026-06
- 1.82LetPub ·
- SNIP (publisher) 2025
- 1.82Publisher website ·
- h-index
- 31LetPub ·
- h-index
- 134OpenAlex ·
- i10-index
- 1,788OpenAlex ·
- 2-year mean citedness
- 7.43OpenAlex ·
- Self-citation rate
- 2.9%LetPub ·
- Share of gold OA articles
- 100%LetPub ·
Volume
- Articles per year
- 236LetPub ·
- Downloads per year (publisher)
- 1,800,000Publisher website ·
Articles by year OpenAlex count · 2,636 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 224 | 224 | 179 |
| 2025 | 249 | 249 | 1,415 |
| 2024 | 293 | 293 | 4,100 |
| 2023 | 235 | 235 | 5,054 |
| 2022 | 294 | 294 | 10,003 |
| 2021 | 248 | 248 | 10,511 |
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
Review time from article dates manuscript dates registered with Crossref · to
117 daysMedian, submission to acceptance · P25–P75 77 days – 143 days
- Acceptance to online
- median 18 days (110 articles)
- Submission to online
- median 133 days
- Sample
- 110 articles with submission and acceptance dates (550 in the window); the latest was accepted on
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- about 20 weeksLetPub ·
- Acceptance rate (publisher)
- 12%Publisher website ·
- Submission to first decision
- 29 daysPublisher website ·
- First decision after review
- 35 daysPublisher website ·
- Acceptance to publication
- 19 daysPublisher website ·
- Submission to publication (journal-reported)
- about 20 weeksDOAJ ·
- Peer review
- Single anonymous peer reviewDOAJ
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 accessDOAJ
Every article is open access; authors usually pay an article processing charge (APC).
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | GBP 2,640 / USD 3,300 | Yes | CC BY, CC BY-NC | |
| OpenAlex | GBP 2,155 | — | — | |
| LetPub | GBP 2,640 / USD 3,300 | Yes | — | |
| Publisher website | Yes, amount not published | — | — |
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)
Article types accepted6
- commentariesEmerging Microbes & Infections accepts original research articles, review articles, letters, and commentaries.Length not stated
- lettersEmerging Microbes & Infections accepts original research articles, review articles, letters, and commentaries.Length not stated
- original researchOriginal ResearchLength not stated
- original research articlesEmerging Microbes & Infections accepts original research articles, review articles, letters, and commentaries.Length not stated
- reviewReviewLength not stated
- review articlesEmerging Microbes & Infections accepts original research articles, review articles, letters, and commentaries.Length not stated
Policy excerpts from the journal's websiteOpen access, Peer review
- Open access Open access
Emerging Microbes & Infections is an open access journal and only publishes open access articles. Publishing open access means that your article will be free to access online immediately on publication, increasing the visibility, readership, and impact of your research. Why choose open access? Increase the discoverability and readership of your article Make an impact and reach new readers, not jus…
Source ↗Publisher website ·- Peer review
Single-anonymized peer review Model summary
The journal operates a single-anonymized peer review policy.
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
- Springer Nature
- Country or region
- ENGLAND
- Language
- English
- Founded
- 2012
- ISSN
- 2222-1751
- Society / sponsor
- Shanghai Shangyixun Cultural Communication Co
- Latest issue on the website
- Volume 15, Issue 1 (2026)
- Official links
- Journal homepage ↗DOAJ
- Submission system ↗Publisher website
- Author guidelines ↗LetPub
- Aims & Scope ↗LetPub
- Special issues ↗Publisher website
- APC information ↗DOAJ
- Fee waivers ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗LetPub
- Editorial board ↗LetPub
- Plagiarism policy ↗DOAJ
FAQ
Frequently asked questions about Emerging Microbes & Infections
What CAS zone is Emerging Microbes & Infections in?
In the 2025 upgraded edition of the CAS Journal Ranking, Emerging Microbes & Infections is in Zone 1 of Medicine, and in Zone 1 of the minor category Infectious Diseases / Microbiology / Immunology; it is a Top journal. In the 2026 Xinrui edition it is in Zone 1 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Emerging Microbes & Infections?
The latest impact factor listed by LetPub is 7.06; CiteScore 14.1, h-index 134.
How long does peer review take at Emerging Microbes & Infections?
Based on the dates recorded on 110 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 117 days (interquartile range 77–143 days); authors report an average review time of about 20 weeks; the journal's website gives an acceptance rate of 12%. 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.
What JCR quartile is Emerging Microbes & Infections in?
The journal's website gives JCR Q1 (best quartile). JCR quartiles are Clarivate's to confirm and a different system from the CAS zones; in the CAS ranking the journal is in Zone 1 of Medicine.
Where are the editorial board members of Emerging Microbes & Infections based?
Of the 4 board members whose country the journal's board page names, 1 (about 25%) are in mainland China; the countries named most often are Hong Kong, China (2), Mainland China (1) and Singapore (1). Counted from the institutions listed on the board page; for reference only.
Which databases index Emerging Microbes & Infections?
According to LetPub and DOAJ records, Emerging Microbes & Infections is indexed in SCIE, Scopus and DOAJ. The journal's website also lists MEDLINE, PMC and PubMed; that list has not been checked against each database.
Is Emerging Microbes & Infections open access, and what is the APC?
Emerging Microbes & Infections is a fully open-access journal. APC about USD 3,300.
Sources and updates
The facts on this page come from LetPub, Publisher website, OpenAlex, DOAJ; 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 2026-08-25). Last updated: .