Publications by authors named "Michael S Liu"

Objective: This work examines the relationship between local flavor policy exposure and any tobacco product use and flavored tobacco product use among U.S. youth and young adults, as well as the equity potential of these policies by race/ethnicity.

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Objective: Mass media campaigns have been designed to counter a rise in e-cigarette use among young people. No studies to date have established pathways from campaign exposure to e-cigarette use behaviors. This study examines the mechanisms through which exposure to the truth® campaign may prevent the progression of e-cigarette use among youth and young adults.

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Purpose: This study examines the pathways through which e-cigarette users' awareness of the truth® campaign influences e-cigarette use frequency over time.

Design And Setting: Data included four waves (2020-2023) of the Truth Longitudinal Cohort, a probability-based, nationally representative survey.

Participants: The analytic sample was 15-24-year-olds who reported current e-cigarette use at baseline (N = 718).

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Article Synopsis
  • Swimming motility is vital for the pathogenesis of many bacterial species, with Vibrio campbellii DS40M4 being utilized as a model for studying flagellar gene regulation.
  • Through comparative genomics and RNA-seq, researchers systematically deleted flagellar and chemotaxis genes, revealing a complex regulatory hierarchy that differs from other vibrios.
  • Key findings indicate that certain previously assumed regulatory genes are less critical for motility in this organism, highlighting unique adaptations in flagellar regulation within Vibrio campbellii.
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According to the official health statistics, Taiwan has the highest prevalence of end stage renal disease (ESRD) in the world. Each year, around 60,000 ESRD patients in Taiwan consume 6% of the national insurance budget for dialysis treatment. The prevalence of chronic kidney disease (CKD) has been climbing during 2008-2012.

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Chronic obstructive pulmonary disease (COPD) causes a high disease burden among the elderly worldwide. In Taiwan, the long-term temporal trend of COPD mortality is declining, but the geographical disparity of the disease is not yet known. Nationwide COPD age-adjusted mortality at the township level during 1999-2007 is used for elucidating the geographical distribution of the disease.

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