Evidence map›Paper›PMID 25833102›Full record

ArticleMolecular neurobiology2016

Minocycline Attenuates Neonatal Germinal-Matrix-Hemorrhage-Induced Neuroinflammation and Brain Edema by Activating Cannabinoid Receptor 2.

Jun Tang, Qianwei Chen, Jing Guo, Liming Yang, Yihao Tao, Lin Li, Hongping Miao, Hua Feng, Zhi Chen, Gang Zhu

Abstract read
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In one paragraph

Article in Molecular neurobiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
4.5field-weighted citation impact, top 6% 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

29 citing papers in PubMed, 54 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

10 authors at 2 institutions in 1 country.

Jun TangDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Qianwei ChenDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Jing GuoDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Liming YangDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Yihao TaoDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Lin LiDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Hongping MiaoDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Hua FengDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China.
Zhi ChenDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China. zhichen@tmmu.edu.cn.
Gang ZhuDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, No.30, Gaotanyan Street, Chongqing, 400038, People's Republic of China. gangzhu6666@sina.com.
Army Medical University · CNSouthwest Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Germinal matrix hemorrhage (GMH) is the most common neurological disease of premature newborns leading to detrimental neurological sequelae. Minocycline has been reported to play a key role in neurological inflammatory diseases by controlling some mechanisms that involve cannabinoid receptor 2 (CB2R). The current study investigated whether minocycline reduces neuroinflammation and protects the brain from injury in a rat model of collagenase-induced GMH by regulating CB2R activity. To test this hypothesis, the effects of minocycline and a CB2R antagonist (AM630) were evaluated in male rat pups that were post-natal day 7 (P7) after GMH. We found that minocycline can lead to increased CB2R mRNA expression and protein expression in microglia. Minocycline significantly reduced GMH-induced brain edema, microglial activation, and lateral ventricular volume. Additionally, minocycline enhanced cortical thickness after injury. All of these neuroprotective effects of minocycline were prevented by AM630. A cannabinoid CB2 agonist (JWH133) was used to strengthen the hypothesis, which showed the identical neuroprotective effects of minocycline. Our study demonstrates, for the first time, that minocycline attenuates neuroinflammation and brain injury in a rat model of GMH, and activation of CBR2 was partially involved in these processes.

Indexed as

AnimalsAnimals, NewbornBrain EdemaCalcium-Binding ProteinsCannabinoidsCerebral VentriclesCytokinesEnzyme-Linked Immunosorbent AssayIndolesInflammationIntracranial HemorrhagesMagnetic Resonance ImagingMaleMicrofilament ProteinsMicrogliaMinocycline1,1-dimethylbutyl-1-deoxy-Delta(9)-THCAif1 protein, ratCalcium-Binding ProteinsCannabinoidsCytokinesIndolesiodopravadolineMicrofilament ProteinsMinocyclineReceptor, Cannabinoid, CB2Tumor Necrosis Factor-alphaCannabinoid receptor 2Germinal matrix hemorrhageMicrogliaMinocyclineNeuroinflammation

Identifiers

PMID25833102
OpenAlexW2170020756

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.