Journal profile · Respiratory System
American Journal of Respiratory Cell and Molecular Biology
ISSN 1044-1549 · eISSN 1535-4989 · American Thoracic Society · UNITED STATES · Monthly · Founded 1989
American Journal of Respiratory Cell and Molecular Biology: CAS Zone 2 · Medicine (2025 upgraded edition); impact factor 5.12; hybrid open access; median 209 days to acceptance (39 articles, last 24 months); community-reported acceptance: fairly hard; 204 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
American Journal of Respiratory Cell and Molecular Biology is published by American Thoracic Society and is in Zone 2 of Medicine in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Neonatal Respiratory Health Research, Asthma and respiratory diseases and Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis, together about 36.4% of its articles. Its main subfields are Pulmonary and Respiratory Medicine. (generated from OpenAlex topic counts and CAS ranking data)
The American Journal of Respiratory Cell and Molecular Biology publishes papers that report significant and original observations in the area of pulmonary biology. The focus of the Journal includes, but is not limited to, cellular, biochemical, molecular, developmental, genetic, and immunologic studies of lung cells and molecules.
Source: LetPub
Research area (LetPub): Respiratory System
Main research topics OpenAlex counts of recent articles; shares are approximate
- Neonatal Respiratory Health ResearchMedicine17.5%
- Asthma and respiratory diseasesMedicine11.6%
- Interstitial Lung Diseases and Idiopathic Pulmonary FibrosisMedicine7.3%
- Immune Response and InflammationImmunology and Microbiology5.9%
- Pulmonary Hypertension Research and TreatmentsMedicine4.8%
- Chronic Obstructive Pulmonary Disease (COPD) ResearchMedicine4.5%
- Respiratory Support and MechanismsMedicine3.9%
- Cystic Fibrosis Research AdvancesMedicine3.7%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Biochemistry & Molecular Biology | Zone 2 |
| Minor | Cell Biology | Zone 2 |
| Minor | Respiratory System | Zone 2 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Biochemistry & Molecular Biology | Zone 2 |
| Minor | Cell Biology | Zone 2 |
| Minor | Respiratory System | Zone 2 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Biochemistry & Molecular Biology | Zone 2 |
| Minor | Cell Biology | Zone 2 |
| Minor | Respiratory System | Zone 2 |
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
- 5.12LetPub ·
- CiteScore 2026-06
- 9LetPub ·
- SJR 2026-06
- 1.86LetPub ·
- SNIP 2026-06
- 1.14LetPub ·
- h-index
- 147LetPub ·
- h-index
- 214OpenAlex ·
- i10-index
- 5,767OpenAlex ·
- 2-year mean citedness
- 3.04OpenAlex ·
- Self-citation rate
- 3.7%LetPub ·
- Share of gold OA articles
- 11.11%LetPub ·
Volume
- Articles per year
- 121LetPub ·
Articles by year OpenAlex count · 7,497 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 186 | 98 | 61 |
| 2025 | 204 | 127 | 490 |
| 2024 | 219 | 150 | 1,301 |
| 2023 | 173 | 133 | 1,447 |
| 2022 | 210 | 162 | 2,799 |
| 2021 | 204 | 166 | 3,396 |
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
209 daysMedian, submission to acceptance · P25–P75 175 days – 267 days
- Acceptance to online
- median 176 days (39 articles)
- Submission to online
- median 377 days
- Sample
- 39 articles with submission and acceptance dates (252 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)
- 3–8 weeksLetPub ·
- Average acceptance (community reports)
- Fairly hardLetPub ·
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
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
No source has fee information yet; check the journal's website.
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- American Thoracic Society
- Country or region
- UNITED STATES
- Language
- English
- Frequency
- Monthly
- Founded
- 1989
- ISSN
- 1044-1549
- Electronic ISSN
- 1535-4989
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
FAQ
Frequently asked questions about American Journal of Respiratory Cell and Molecular Biology
What CAS zone is American Journal of Respiratory Cell and Molecular Biology in?
In the 2025 upgraded edition of the CAS Journal Ranking, American Journal of Respiratory Cell and Molecular Biology is in Zone 2 of Medicine, and in Zone 2 of the minor category Biochemistry & Molecular Biology / Cell Biology / Respiratory System. In the 2026 Xinrui edition it is in Zone 2 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of American Journal of Respiratory Cell and Molecular Biology?
The latest impact factor listed by LetPub is 5.12; CiteScore 9, h-index 214.
How long does peer review take at American Journal of Respiratory Cell and Molecular Biology?
Based on the dates recorded on 39 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 209 days (interquartile range 175–267 days); authors report an average review time of 3–8 weeks; the community-reported acceptance is “Fairly hard”. 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 American Journal of Respiratory Cell and Molecular Biology?
According to LetPub and DOAJ records, American Journal of Respiratory Cell and Molecular Biology is indexed in SCIE and Scopus.
Is American Journal of Respiratory Cell and Molecular Biology open access, and what is the APC?
American Journal of Respiratory Cell and Molecular Biology is a hybrid journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex; 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 2026-08-24). Last updated: .