Evidence map›Paper›PMID 34474599›Full record

ArticleCartilage2021

Intra-Articular Injections of Curcumin Monoglucuronide TBP1901 Suppresses Articular Cartilage Damage and Regulates Subchondral Bone Alteration in an Osteoarthritis Rat Model.

Akihiro Nakahata, Akira Ito, Ryo Nakahara, Atsuhiro Kishimoto, Atsushi Imaizumi, Tadashi Hashimoto, Shogo Mukai, Yasuaki Nakagawa, Hiroshi Kuroki

Open access · bronzeAbstract read
In one paragraph

Article in Cartilage, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

11 citing papers in PubMed, 22 citations in OpenAlex.

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  7. Efficacy of a proprietary combination ofFood & nutrition research · 2023
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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

9 authors at 2 institutions in 1 country.

Akihiro NakahataDepartment of Motor Function Analysis, Human Health Sciences, Graduate School of Medicine, Kyoto University, Sakyo-ku, Kyoto, Japan.ORCID 0000-0001-7462-9774
Akira ItoDepartment of Motor Function Analysis, Human Health Sciences, Graduate School of Medicine, Kyoto University, Sakyo-ku, Kyoto, Japan.ORCID 0000-0002-9645-9777
Ryo NakaharaDepartment of Motor Function Analysis, Human Health Sciences, Graduate School of Medicine, Kyoto University, Sakyo-ku, Kyoto, Japan.
Atsuhiro KishimotoTherabiopharma Inc., Takatsu-ku, Kawasaki, Japan.
Atsushi ImaizumiTherabiopharma Inc., Takatsu-ku, Kawasaki, Japan.
Tadashi HashimotoTherabiopharma Inc., Takatsu-ku, Kawasaki, Japan.
Shogo MukaiDepartment of Orthopedic Surgery, National Hospital Organization, Kyoto Medical Center, Fushimi-ku, Kyoto, Japan.
Yasuaki NakagawaDepartment of Orthopedic Surgery, National Hospital Organization, Kyoto Medical Center, Fushimi-ku, Kyoto, Japan.ORCID 0000-0002-5664-963X
Hiroshi KurokiDepartment of Motor Function Analysis, Human Health Sciences, Graduate School of Medicine, Kyoto University, Sakyo-ku, Kyoto, Japan.
Kyoto University · JPKyoto Medical Center · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveCurcumin monoglucuronide (TBP1901) is highly water soluble and can convert to free form curcumin, which has pharmacological effects, on intravenous administration. This study aimed to investigate the effectiveness of TBP1901 intra-articular injections in an osteoarthritis (OA) rat model.

methodsSixty-four male Wistar rats (12 weeks old) who underwent destabilized medial meniscus (DMM) surgery were randomly separated into the TBP1901 injection or saline solution (control) injection group. They were sacrificed at 1, 2, 6, or 10 weeks postoperatively (weeks 1, 2, 6, and 10;

resultsTBP1901 injections significantly reduced synovial inflammation at weeks 1 and 2, and tumor necrosis factor-α expression in the articular cartilage at week 6. The TBP1901 injections also significantly suppressed articular cartilage damage, subchondral bone (SB) plate thickening, SB plate perforation, and osteophyte formation at week 10.

conclusionsTBP1901 intra-articular injections suppressed synovial inflammation in the acute phase of PTOA in DMM rats. In the chronic phase, TBP1901 suppresses articular cartilage damage and regulates SB plate changes.

Indexed as

Cartilage, ArticularCurcuminOsteoarthritisAnimalsInjections, Intra-ArticularMaleRatsRats, WistarX-Ray MicrotomographyCurcuminarticular cartilagecurcumin monoglucuronideintra-articular injectionosteoarthritisTBP1901

Identifiers

PMID34474599
PMCPMC8804728
OpenAlexW3197234566

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.