Publications by authors named "Tzu-Ying Tseng"
J Chin Med Assoc
August 2022
Article Synopsis
- A study was conducted to evaluate the feasibility and safety of a stepwise exercise protocol for cardiopulmonary exercise testing (CPX) combined with exercise stress echocardiography (ESE) in patients with heart failure (HF).
- The test involved a bicycle exercise protocol starting at a workload of 30 W, increasing by 15 W every 3 minutes, with all 36 participants safely achieving the anaerobic threshold and showing good echocardiographic image quality.
- Results indicated that the stepwise protocol was safe, well-tolerated, and effectively provided adequate stress levels for HF patients, with minimal adverse events reported.
Appl Environ Microbiol
March 2019
Article Synopsis
- The study focuses on a strain of streptococcus that has a gene cluster for type IV pili (Tfp), which are implicated in cell adherence but not in twitching motility.
- The transcription of the gene cluster was found to be regulated by a distal promoter, with optimal expression occurring during the early stationary growth phase, despite the absence of a typical regulatory sequence.
- Deletion of certain pilin genes led to reduced cell adherence and biofilm formation, indicating that the Tfp in this strain is crucial for adherence to host cells but does not contribute to motility.
Article Synopsis
- This study investigates the presence of T-cell receptor excision circles (TRECs) and immunoglobulin κ-deleting recombination excision circles (KRECs) as biomarkers in patients with primary immunodeficiency diseases (PIDs), aiming to understand lymphocyte output disturbances.
- Using a constructed standard plasmid, researchers analyzed TRECs and KRECs in 69 PID patients, finding low levels primarily in those with severe combined immunodeficiency (SCID), combined immunodeficiency (CID), and common variable immunodeficiency (CVID).
- Results indicate that lower TRECs and KRECs correlate with reduced naïve T and B lymphocyte counts, reinforcing the potential for these biomarkers to identify lymph
