Evidence map›Paper›PMID 27776525›Full record

ArticleBMC complementary and alternative medicine2016

Douchi (fermented Glycine max Merr.) alleviates atopic dermatitis-like skin lesions in NC/Nga mice by regulation of PKC and IL-4.

A-Ram Jung, Sang-Hyun Ahn, In-Sik Park, Sun-Young Park, Seung-Il Jeong, Jin-Hong Cheon, Kibong Kim

Open access · goldAbstract read
In one paragraph

Article in BMC complementary and alternative medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

10 citing papers in PubMed, 32 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

7 authors at 5 institutions in 1 country.

A-Ram JungDepartment of Korean Pediatrics, Hospital of Korean Medicine, Pusan National University, 20 Geumo-ro, Mulgeum-eup, Yangsan-si, Gyeongsangnam-do, 50612, Republic of Korea.
Sang-Hyun AhnDepartment of Anatomy, College of Korean Medicine, Semyung University, 65 Semyung-ro, Jecheon-si, Chungcheongbuk-do, 27136, Republic of Korea.
In-Sik ParkDepartment of Anatomy, College of Korean Medicine, Dongguk University, 123 Dongdae-ro, Gyeongju, Gyeongsangbuk-do, 38066, Republic of Korea.
Sun-Young ParkDepartment of Physiology, College of Korean Medicine, Semyung University, 65 Semyung-ro, Jecheon-si, Chungcheongbuk-do, 27136, Republic of Korea.
Seung-Il JeongJeonju AgroBio-Materials Institute, Jeonju, Jeollabuk-do, 54810, Republic of Korea.
Jin-Hong CheonDepartment of Korean Pediatrics, Hospital of Korean Medicine, Pusan National University, 20 Geumo-ro, Mulgeum-eup, Yangsan-si, Gyeongsangnam-do, 50612, Republic of Korea.
Kibong KimDepartment of Korean Pediatrics, Hospital of Korean Medicine, Pusan National University, 20 Geumo-ro, Mulgeum-eup, Yangsan-si, Gyeongsangnam-do, 50612, Republic of Korea. kkb2630@gmail.com.ORCID http://orcid.org/0000-0001-5724-4653
Pusan National University · KRSemyung University · KRDongguk University · KRJeonnam Bioindustry Foundation · KRNational Development Institute of Korean Medicine · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDouchi (fermented Glycine max Merr.) is produced from fermented soybeans, which is widely used in traditional herbal medicine. In this study, we investigated whether Douchi attenuates protein kinase C (PKC) and interleukin (IL)-4 response and cutaneous inflammation in Atopic dermatitis (AD)-like NC/Nga mice.

methodsTo induce AD-like skin lesions, D. farinae antigen was applied to the dorsal skin of 3-week-old NC/Nga mice. After inducing AD, Douchi extract was administered 20 mg/kg daily for 3 weeks to the Douchi-treated mice group. We identified the changes of skin barrier and Th2 differentiation through PKC and IL-4 by immunohistochemistry.

resultsDouchi treatment of NC/Nga mice significantly reduced clinical scores (p < 0.01) and histological features. The levels of PKC and IL-4 were significantly reduced in the Douchi-treated group (p < 0.01). The reduction of IL-4 and PKC led to decrease of inflammatory factors such as substance P, inducible nitric oxide synthase (iNOS) and Matrix metallopeptidase 9 (MMP-9) (all p < 0.01). Douchi also down-regulated Th1 markers (IL-12, TNF-α) as well as Th2 markers (IL-4, p-IκB) (p < 0.01).

conclusionDouchi alleviates AD-like skin lesions through suppressing of PKC and IL-4. These results also lead to diminish levels of substance P, iNOS and MMP-9 in skin lesions. Therefore, Douchi may have potential applications for the prevention and treatment of AD.

Indexed as

AnimalsDermatitis, AtopicGlycineImmunohistochemistryInterleukin-4MaleMiceMice, TransgenicPlant PreparationsProtein Kinase CSignal TransductionSkinGlycineInterleukin-4Plant PreparationsProtein Kinase CAtopic dermatitisDouchiFermented soybeanPKCTh2 cytokine

Identifiers

PMID27776525
PMCPMC5078902
OpenAlexW2537249675

What Socratic holds

Textmetadata
LicenceCC BY
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 Socratic graph.