Evidence map›Paper›PMID 11904441›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2002

The quantity of nitric oxide released by macrophages regulates Chlamydia-induced disease.

Jin Huang, Fred J DeGraves, Stephen D Lenz, Dongya Gao, Pu Feng, Dan Li, Tobias Schlapp, Bernhard Kaltenboeck

Open access · greenAbstract readComparative Study
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
4.2field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 64 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 2 countries.

Jin HuangDepartment of Pathobiology, College of Veterinary Medicine, Auburn University, Auburn, AL 36849, USA.
Fred J DeGraves
Stephen D Lenz
Dongya Gao
Pu Feng
Dan Li
Tobias Schlapp
Bernhard Kaltenboeck
Auburn University · USBayer (Germany) · DE

Funding

CHLAMYDIAL PNEUMONITIS IN HSP 60-IMMUNE MANIPULATED MICER29AI038977 · NIAID · AUBURN UNIVERSITY AT AUBURN · PI KALTENBOECK, BERNHARD · 1996 to 2000
$107k
NIAID NIH HHS AI 38977
6 · The paper itself

Abstract

Intracellular bacteria of the genus Chlamydia cause numerous typically chronic diseases, frequently with debilitating sequelae. Genetic determinants of disease susceptibility after infection with Chlamydia bacteria are unknown. C57BL/6 mice develop severe pneumonia and poor immunity against Chlamydia after moderate respiratory infection whereas BALB/c mice are protected from disease and develop vigorous Th1 immunity. Here we show that infected C57BL/6 macrophages release more NO synthesized by NO synthase 2 (NOS2) than BALB/c macrophages and have lower mRNA concentrations of arginase II, a competitor of NOS2 for the common substrate, l-arginine. Reduction, but not elimination, of NO production by incomplete inhibition of NOS2 abolishes susceptibility of C57BL/6 mice to Chlamydia-induced disease. Thus, the quantity of NO released by infected macrophages is the effector mechanism that regulates between pathogenic and protective responses to chlamydial infection, and genes controlling NO production determine susceptibility to chlamydial disease.

Indexed as

AnimalsArginaseArginineCatalysisChlamydiaChlamydia InfectionsGenetic Predisposition to DiseaseMacrophagesMiceMice, Inbred BALB CMice, Inbred C57BLNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIPhenotypeRNA, MessengerArginaseArginineNitric OxideNitric Oxide SynthaseNitric Oxide Synthase Type IIRNA, Messenger

Identifiers

PMID11904441
PMCPMC122623
OpenAlexW2121702034

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.