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43/100

✓ Peer-reviewed alzhub usefulness score 43 out of 100. Risk factors

Topic: Air pollution and environmental exposures

Plain-language summary

Respirable fine particulate matter (PM 2.5 ) has been one of the most widely publicized indicators of pollution in recent years. Epidemiological studies have established a strong association between PM 2.5 , lung disease, and cardiovascular disease. Recent studies have shown that PM 2.5 is also strongly associated with brain damage, mainly cerebrovascular damage (stroke) and neurological damage to the brain (changes in cognitive function, dementia, psychiatric disorders, etc.). PM 2.5 can pass through the lung-gas-blood barrier and the "gut-microbial-brain" axis to cause systemic oxidative stress and inflammation, or directly enter brain tissue via the olfactory nerve, eventually damaging the cerebral blood vessels and brain nerves. It is worth mentioning that there is a time window for PM 2.5 -induced brain damage to repair itself. However, the exact pathophysiological mechanisms of brain injury and brain repair are not yet fully understood. This article collects and discusses the mechanisms of PM 2.5 -induced brain injury and self-repair after injury, which may provide new ideas for the prevention and treatment of cerebrovascular and cerebral neurological diseases.

Cite this study APA, Vancouver, BibTeX · download .bib or .ris

APA 7th

Li, W., Lin, G., Xiao, Z., Zhang, Y., Li, B., Zhou, Y., et al. (2022). A review of respirable fine particulate matter (PM 2.5 )-induced brain damage. Frontiers in molecular neuroscience. https://doi.org/10.3389/fnmol.2022.967174

Vancouver

Li W, Lin G, Xiao Z, Zhang Y, Li B, Zhou Y, et al. A review of respirable fine particulate matter (PM 2.5 )-induced brain damage. Frontiers in molecular neuroscience. 2022. doi:10.3389/fnmol.2022.967174. PMID: 36157076.

BibTeX

@article{li2022-36157076,
  author  = {Li, W. and Lin, G. and Xiao, Z. and Zhang, Y. and Li, B. and Zhou, Y. and Ma, Y. and Chai, E.},
  title   = {{A review of respirable fine particulate matter (PM 2.5 )-induced brain damage}},
  journal = {Frontiers in molecular neuroscience},
  year    = {2022},
  doi     = {10.3389/fnmol.2022.967174},
  pmid    = {36157076},
  url     = {https://doi.org/10.3389/fnmol.2022.967174}
}

Built from the record alzhub holds for this paper, not looked up. Volume, issue and page numbers are not held in the record. The record names 8 authors; APA and Vancouver show the first six, BibTeX and the downloads carry all of them. Check the citation against the original before you use it.

How to read this study

Design: this is a narrative review. It summarises a field without a fixed search method, so it shows how authors read the evidence rather than measuring it. Use it to find the primary studies, not as a result in itself.
Size: the record gives no participant count. Look for one in the original before trusting a pattern.
Effect: the record gives no effect size, so the summary above cannot say how large any difference was.

What the evidence grade means here

This page is graded low. alzhub.org assigns the grade automatically from keywords in the abstract, not from reading the paper. Low means the abstract matched neither pattern. It is the default label, and it does not mean the work is poor; many sound lab and imaging papers land here. It can add at most 5 of the 100 points in the study score, and it is a label about design, not a verdict on whether the findings are true.

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Key findings

Recent studies have shown that PM 2.5 is also strongly associated with brain damage, mainly cerebrovascular damage (stroke) and neurological damage to the brain (changes in cognitive function, dementia, psychiatric disorders, etc.).

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Study details

Evidence strengthLow

How this study scored 43/100

Published in a peer-reviewed journal. Scored zero for study design, sample size, effect reported, studied in people and randomized / blinded because the record does not state it. We have no data on journal's citation record, times cited, citations per year, impact for its field and year, cited by studies here, still being cited, senior author's track record, institution's track record and multicenter collaboration, so those were left out: it earned 25 of the 58 points we could judge it on, which is 43 out of 100.

Component	Points	Why
Journal tier	7 / 10	Tier 3 — peer-reviewed journal (Frontiers in molecular neuroscience)
Journal's citation record	— / 4	No journal record from OpenAlex — left out of this score
Study design	0 / 12	No study design recorded — scores zero, not guessed (not stated in the record — scored 0)
Strength of evidence	1 / 5	Rated “low” in our summary
Peer-review validation	10 / 10	Peer-reviewed. Published as an article in a named peer-reviewed journal.
How recent	3 / 5	2022 — within 6 year(s) of the newest study here
Sample size	0 / 4	Participant count not stated — scores zero (not stated in the record — scored 0)
Effect reported	0 / 3	No effect size reported — scores zero (not stated in the record — scored 0)
Studied in people	0 / 3	Not stated whether this was studied in people — scores zero (not stated in the record — scored 0)
Randomized / blinded	0 / 2	No randomization or blinding stated — scores zero (not stated in the record — scored 0)
Times cited	— / 7	No citation count (not found in OpenAlex) — left out of this score
Citations per year	— / 5	No citation count or no year — left out of this score
Impact for its field and year	— / 6	No field-weighted citation impact (OpenAlex has none yet) — left out of this score
Cited by studies here	— / 6	Not yet checked against this library's citation graph — left out of this score
Still being cited	— / 4	No yearly citation counts — left out of this score
Senior author's track record	— / 4	Senior author's record not available — left out of this score
Institution's track record	— / 3	No institution listed in OpenAlex — left out of this score
Multicenter collaboration	— / 3	Institutions not listed — left out of this score
Indexed in PubMed	2 / 2	Indexed in PubMed (PMID 36157076)
Free to read	2 / 2	Free to read
Points	25 / 58	Scored on 11 of 20 parts. We have no data for the rest, so they are left out: 25 of the 58 points we could judge it on is 43 out of 100.
Total	43 / 100	—

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