Evidence map›Paper›PMID 32101538›Full record

ArticlePLoS genetics2020

Metabolic and pathologic profiles of human LSS deficiency recapitulated in mice.

Yoichi Wada, Atsuo Kikuchi, Akimune Kaga, Naoki Shimizu, Junya Ito, Ryo Onuma, Fumiyoshi Fujishima, Eriko Totsune, Ryo Sato, Tetsuya Niihori and 9 more

Open access · goldAbstract readCase Reports
In one paragraph

Article in PLoS genetics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
4.7field-weighted citation impact, top 4% 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

19 citing papers in PubMed, 37 citations in OpenAlex.

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  14. New approach methodologies: A quantitative in vitro to in vivo extrapolation case study with PFASs.Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association · 2023
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  15. Article
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  17. A novel homozygous mutation inFrontiers in physiology · 2022
    Article
  18. Article
  19. Defect of LSS Disrupts Lens Development in Cataractogenesis.Frontiers in cell and developmental biology · 2021
    Article
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

19 authors at 2 institutions in 1 country.

Yoichi WadaDepartment of Pediatrics, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0002-2188-5608
Atsuo KikuchiDepartment of Pediatrics, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0003-1002-8739
Akimune KagaDepartment of Pediatrics, Tohoku Kosai Hospital, Sendai, Miyagi, Japan.
Naoki ShimizuFood and Biodynamic Chemistry Laboratory, Graduate School of Agricultural Science, Tohoku University, Sendai, Miyagi, Japan.
Junya ItoFood and Biodynamic Chemistry Laboratory, Graduate School of Agricultural Science, Tohoku University, Sendai, Miyagi, Japan.
Ryo OnumaFood and Biodynamic Chemistry Laboratory, Graduate School of Agricultural Science, Tohoku University, Sendai, Miyagi, Japan.
Fumiyoshi FujishimaDepartment of Anatomic Pathology, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Eriko TotsuneDepartment of Pediatrics, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Ryo SatoDepartment of Pediatrics, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Tetsuya NiihoriDepartment of Medical Genetics, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Matsuyuki ShirotaDivision of Interdisciplinary Medical Sciences, United Centers for Advanced Research and Translational Medicine, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0002-7776-9964
Ryo FunayamaDivision of Cell Proliferation, United Centers for Advanced Research and Translational Medicine, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Kota SatoDepartment of Ophthalmology, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Toru NakazawaDepartment of Ophthalmology, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0002-5591-4155
Keiko NakayamaDivision of Cell Proliferation, United Centers for Advanced Research and Translational Medicine, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Yoko AokiDepartment of Medical Genetics, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Setsuya AibaDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0003-0632-2388
Kiyotaka NakagawaFood and Biodynamic Chemistry Laboratory, Graduate School of Agricultural Science, Tohoku University, Sendai, Miyagi, Japan.
Shigeo KureDepartment of Pediatrics, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan.
Tohoku University · JPKKR Tohoku Kosai Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Skin lesions, cataracts, and congenital anomalies have been frequently associated with inherited deficiencies in enzymes that synthesize cholesterol. Lanosterol synthase (LSS) converts (S)-2,3-epoxysqualene to lanosterol in the cholesterol biosynthesis pathway. Biallelic mutations in LSS have been reported in families with congenital cataracts and, very recently, have been reported in cases of hypotrichosis. However, it remains to be clarified whether these phenotypes are caused by LSS enzymatic deficiencies in each tissue, and disruption of LSS enzymatic activity in vivo has not yet been validated. We identified two patients with novel biallelic LSS mutations who exhibited congenital hypotrichosis and midline anomalies but did not have cataracts. We showed that the blockade of the LSS enzyme reaction occurred in the patients by measuring the (S)-2,3-epoxysqualene/lanosterol ratio in the forehead sebum, which would be a good biomarker for the diagnosis of LSS deficiency. Epidermis-specific Lss knockout mice showed neonatal lethality due to dehydration, indicating that LSS could be involved in skin barrier integrity. Tamoxifen-induced knockout of Lss in the epidermis caused hypotrichosis in adult mice. Lens-specific Lss knockout mice had cataracts. These results confirmed that LSS deficiency causes hypotrichosis and cataracts due to loss-of-function mutations in LSS in each tissue. These mouse models will lead to the elucidation of the pathophysiological mechanisms associated with disrupted LSS and to the development of therapeutic treatments for LSS deficiency.

Indexed as

AdolescentAnimalsCataractCholesterolDisease Models, AnimalDNA Mutational AnalysisEpidermisExome SequencingHolistic HealthHumansHypotrichosisIntramolecular TransferasesLanosterolLens, CrystallineMaleMiceCholesterolIntramolecular TransferasesLanosterollanosterol synthase

Identifiers

PMID32101538
PMCPMC7062289
OpenAlexW3008111940

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Registered trials

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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.