Evidence map›Paper›PMID 30030618›Full record

ArticleClinical oral investigations2019

Effect of oral appliance on circulating leukocyte telomere length and SIRT1 in obstructive sleep apnea.

Ching-Chi Lin, Huey-Yuan Wang, Shwu-Fang Liaw, Chung-Hsin Chiu, Mei-Wei Lin

Abstract read
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In one paragraph

Article in Clinical oral investigations, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
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

14 citing papers in PubMed.

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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

5 authors.

Ching-Chi LinDivision of Pulmonary Medicine, Department of Internal Medicine, Buddhist Tzu Chi Medical Foundation, Taipei Tzu Chi Hospital, No.289, Jianguo Rd., Xindian Dist, New Taipei City, 23142, Taiwan. cclinpro@yahoo.com.
Huey-Yuan WangDepartment of Dentistry, Mackay Memorial Hospital, Taipei, Taiwan.
Shwu-Fang LiawDepartment of Medical Research, Mackay Memorial Hospital, Taipei, Taiwan.
Chung-Hsin ChiuChest Division, Department of Internal Medicine, Department of Medical Research, Mackay Memorial Hospital, Taipei, Taiwan.
Mei-Wei LinDivision of Pulmonary Medicine, Department of Internal Medicine, Buddhist Tzu Chi Medical Foundation, Taipei Tzu Chi Hospital, No.289, Jianguo Rd., Xindian Dist, New Taipei City, 23142, Taiwan.

Funding

Ministry of Science and Technology 103-2314-B-303-014-MY2
6 · The paper itself

Abstract

objectivesThe increased cardiovascular risk seen in patients with obstructive sleep apnea (OSA) may be due to combination of oxidative stress, systemic inflammation and damage to leukocyte telomere length (LTL) seen with aging. Another molecule, Sirtuin 1 (SIRT1), a histone/protein deacetylase, regulates endothelial nitric oxide synthase and is involved in different aspects of cardiovascular disease, aging and stress resistance. The aim of this study was to evaluate the effects of mandibular advancement device (MAD) on the circulating LTL and SIRT1 protein level in peripheral blood mononuclear cells (PBMCs) in patients with OSA. MATERIALS AND

methodsForty patients with moderately severe to severe OSA who desired MAD and 20 healthy controls were prospectively enrolled. The LTL was measured by quantitative polymerase chain reaction while SIRT1 protein levels in PBMC was assessed using a Sirtuin 1 ELISA Kit. All study subjects underwent baseline sleep study, with OSA patients having repeat testing at 3 months after MAD.

resultsCompared to healthy subjects, patients with OSA at baseline had lower LTL and SIRT1 protein levels in PBMC. After 3 months of MAD, 24 OSA patients, designated as MAD responders, median (range) LTL increased from (0.556 [0.393-0.748]) to (0.708 [0.533-0.893]) and SIRT1 protein levels in PBMC increased from 0.58 ± 0.23 pg/μg of total protein to 0.95 ± 0.26 pg/μg of total protein. For the 16 MAD unresponsive patients, LTL and SIRT1 protein levels remained low.

conclusionsSuccessful treatment of OSA with MAD can restore LTL and SIRT1 protein levels in PBMC. CLINICAL RELEVANCE: LTL and SIRT1 protein levels in PBMC can be improved following effective treatment of OSA using MAD.

Indexed as

Mandibular AdvancementFemaleHumansLeukocytes, MononuclearMaleSirtuin 1Sleep Apnea, ObstructiveTelomereSIRT1 protein, humanSirtuin 1Leukocyte telomere lengthMandibular advancement device (MAD)Obstructive sleep apneaSenescenceSirtuin 1 (SIRT1)

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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.