Publications by authors named "Xiaolong Xing"

Article Synopsis
  • * Bacteriophages, which are highly specific and safe, are promising biocontrol agents for foodborne pathogens, although the emergence of phage-resistant mutants necessitates a diversity of lytic phages for effective treatment.
  • * Two novel lytic bacteriophages, SPYS_1 and SPYS_2, were isolated, showing effectiveness in reducing contamination in milk and chicken tenders and demonstrating potential for future food safety applications due to their stability and strong inhibition of pathogen growth.
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In this study, we employed two lactic acid bacterial species, two yeast species, and Bacillus amyloliquefaciens to ferment "Huilou" yam starch. The aim was to explore the effects of fermentation time and microbial species on the structural properties of yam starch. The results showed that fermentation caused an increase in relative crystallinity (29.

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Background: While short sleep duration is linked to higher risk of non-alcoholic fatty liver disease (NAFLD), the combined effects of sleep timing and sleep duration on NAFLD are less explored.

Methods: In this cross-sectional study of 39,471 participants from Beijing-Tianjin-Hebei region of China, self-reported sleep information and ultrasonography-diagnosed NAFLD were obtained from Jan 2018 to Jan 2020. Sleep timing was categorized based on sleep midpoint: early-type (before 2:00 AM), intermediate-type (2:00-2:30 AM), and late-type (after 2:30 AM).

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Objective: Interleukin-27 (IL-27), a potential mediator linking obesity to inflammatory diseases, is considered an important candidate for regulating obesity. The present study evaluated the relationship of IL-27 with obesity and insulin resistance (IR) and further investigated the changes in IL-27 levels after weight loss.

Methods: The study analyzed 405 participants, of whom 62 with overweight or obesity completed one year of lifestyle intervention.

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Co-culture fermentation with yeast and lactic acid bacteria (LAB) exhibits advantages in improving the bioactivity and flavor of wheat bran compared to single-culture fermentation, showing application potentials in bran-containing Chinese steamed bread (CSB). To explore the effects of combination of yeast and different LAB on the bioactivity and flavor of fermented wheat bran, this study analyzed the physicochemical properties, phytate degradation capacity, antioxidant activities, and aroma profile of wheat bran treated with co-culture fermentation by Saccharomycopsis fibuligera and eight different species of LAB. Further, the phenolic acid composition, antioxidant activities, texture properties, aroma profile, and sensory quality of CSB containing fermented wheat bran were evaluated.

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Background: Evidence on the association between multimorbidity and cognitive impairment in Chinese older population is limited. In addition, whether a healthy lifestyle can protect cognitive function in multimorbid older population remains unknown.

Methods: A total of 6116 participants aged ≥ 65 years from the Chinese Longitudinal Healthy Longevity Survey were followed up repeatedly.

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Article Synopsis
  • A study investigated the long-term effects of ambient ozone exposure at workplaces on hypertension and blood pressure parameters among working adults, using data from over 30,000 medical exam participants.* -
  • Findings showed that 16,630 participants without hypertension at the start developed a cumulative incidence of 7.11 per 100 person-years, with ozone exposure significantly linked to higher rates of incident hypertension and elevated blood pressure measurements.* -
  • The results indicated that greater long-term ozone exposure corresponded with increased risks, revealing non-linear relationships, where higher exposure levels correlated with worsened outcomes in diastolic and systolic blood pressure, pulse pressure, and mean arterial pressure.*
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Convincing evidence has suggested the health potentials of oolong tea (OT) on gut microbiota homeostasis; however, limited population-based studies exist regarding the effect of OT consumption on human gut microbial and metabolic profile. This pilot study explored gut microbial and metabolic changes in healthy adults with a 3-week oolong tea intake. Our findings showed that OT treatment significantly altered gut microbial diversity (Shannon index, 5.

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Alkali is an indispensable additive in Chinese steamed bread (CSB) production. This work aimed to evaluate the key roles of alkali in the microbial community of dough fermented using Chinese traditional starter (CTS) and the aroma profiles of CSB. The dominant fungi in CTS and fermented dough were members of the phylum Ascomycota and the genus .

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The effectiveness of resveratrol (RES) on intestinal barrier dysfunction and colitis has been extensively studied. However, the specific effects of its microbial metabolites on gut barrier function remain unclear. Hence, we compared the protective effects of RES and its microbial metabolites dihydroresveratrol (DHR) and 3-(4-hydroxyphenyl)-propionic acid (4HPP) against intestinal barrier injury and colitis.

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Background: A growing body of evidence demonstrates that miR-137 acts against cancers; however, the biological function of miR-137 in esophageal squamous cell carcinoma (ESCC) remains to be fully understood.

Objective: The aim of this study is to explore the role of miR-137 in ESCC.

Methods: miR-137 expression was detected by reverse-transcription quantitative polymerase chain reaction (RT-qPCR), and target protein expression was detected by western blot.

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Background: The aim was to investigate the predictive value of serum lipoprotein-associated phospholipase A2 (Lp-PLA2) for type 2 diabetes mellitus (T2DM) complicated with metabolic syndrome (MS) in elderly patients.

Methods: A total of 296 patients with T2DM admitted from January 2019 to January 2021 were enrolled and assigned to MS group (n = 181) and non-MS group (n = 115). Their clinical data and laboratory test results were compared.

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Obesity is a major public health issue worldwide. Oolong tea (OT), which is partially fermented from leaves, has proven health benefits and potential preventive applications in multiple studies. However, research on the role of OT in obesity prevention and potential mechanisms is still limited.

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Article Synopsis
  • * The review addresses the lack of comprehensive literature regarding the structure-activity relationships and dosage effects of HMOs, detailing their structures and synthetic pathways.
  • * It also highlights recent findings on the health benefits of HMOs, focusing on how different structures interact with microorganisms and the impact of dosage based on various studies.
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Aims: To construct a polygenic risk score (PRS) for coronary artery disease (CAD) and comprehensively evaluate its potential in clinical utility for primary prevention in Chinese populations.

Methods And Results: Using meta-analytic approach and large genome-wide association results for CAD and CAD-related traits in East Asians, a PRS comprising 540 genetic variants was developed in a training set of 2800 patients with CAD and 2055 controls, and was further assessed for risk stratification for CAD integrating with the guideline-recommended clinical risk score in large prospective cohorts comprising 41 271 individuals. During a mean follow-up of 13.

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Extracellular vesicles (EVs) are rounded vesicles enclosed by a lipid bilayer membrane, released by eukaryotic cells and by bacteria. They carry various types of bioactive substances, including nucleic acids, proteins, and lipids. Depending on their cargo, EVs have a variety of well-studied functions in mammalian systems, including cell-to-cell communication, cancer progression, and pathogenesis.

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What Is Already Known About This Topic?: Short-term PM exposure has been associated with hourly, 24-hour, daytime, and nighttime blood pressure (BP) levels, and further studies focusing whether and how the associations with other ambulatory BP monitoring indicators are warranted.

What Is Added By This Report?: This study observed that short-term PM exposure was associated with BP elevations and was the first to report the associations of short-term PM exposure with BP variability. Circadian rhythm of BP and BP load among hypertensive patients were found to be modified by controlled BP status or taking angiotensin receptor blockers (ARBs).

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Exposure to fine particulate matter (PM) was associated with altered heart rate variability (HRV). However, whether blood pressure (BP) control and angiotensin II receptor blocker (ARB) treatment modifies the associations was seldom addressed. Therefore, we conducted a 3-phase panel study among 282 hypertensive subjects aged 35-74 years in four cities of China to address this issue.

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Background: Decline in pulmonary function contributes to increasing cardiovascular disease (CVD) risk. Although adverse effects of short-term exposure to fine particulate matter (PM) on pulmonary function have been recognized in healthy people or patients with respiratory disease, these results were not well illustrated among people with elevated CVD risk.

Materials And Methods: A panel study was conducted in three Chinese cities with three repeated visits among populations at intermediate to high-risk of CVD, defined as treated hypertension patients or those with blood pressure ≥ 130/80 mmHg, who met any of the three conditions including abdominal obesity, dyslipidemia, and diabetes mellitus.

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Long non‑coding RNA (lncRNA) second chromosome locus associated with prostate‑1 (SChLAP1), also named LINC00913, has been reported to accelerate the carcinogenesis of prostate cancer. The aim of this study was to explore the role and mechanism of SChLAP1 in triple negative breast cancer (TNBC). The expression of SChLAP1 in TNBC tissues and cells was determined by reverse transcription quantitative PCR.

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To elucidate the bacterial community composition of sourdoughs from different terrain conditions, thirty-two Chinese traditional sourdough samples were collected from three terrain conditions (mountain, plain and basin) in Henan Province. High-throughput sequencing and culture-dependent approaches were employed to identify the bacterial diversity of the sourdough samples. A total of two hundred and six isolates were characterized via 16S rRNA gene sequencing.

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Background and Purpose- Risk assessment is essential for the primary prevention of stroke. However, the current available tools derived from Chinese populations are insufficient for individualized 10-year and lifetime stroke risk prediction. Our study aims to develop and validate personalized 10-year and lifetime stroke risk equations incorporating 4 large Chinese cohorts.

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The purpose of this study was to evaluate the potential use of Lactobacillus from traditional Chinese sourdoughs of different regions as original adjunct cultures in the steamed bread making process. The effects of Lactobacillus on dough and steamed bread were evaluated. Some differences were obtained in the parameters of fermented dough (organic acid content, rheofermentative parameters, pH, and total titratable acidity [TTA]) and steamed bread (hardness, specific volume, organic acid content, shape, color, pH, TTA and sensory score) made with five different Lactobacillus strains (Pediococcus pentosaceus, Lactobacillus fermentum, Weissella confusa, Lactobacillus crustorum, and Pediococcus acidilactici).

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Background: To explore how central hemodynamics respond to dietary sodium and potassium interventions, and whether the responses are associated with metabolic traits.

Methods: We conducted a dietary intervention study including a 7-day low-sodium (51.3 mmol sodium/day) intervention, a 7-day high-sodium (307.

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