Publications by authors named "Xiao Q Li"

To assess the diagnostic accuracy of self-collected urine and vaginal samples for the identification of precancerous cervical lesions in the referral population using high-risk human papillomavirus (hrHPV) assays based on polymerase chain reaction (PCR). It was a prospective study carried out in China from June 2021 to March 2022. The vaginal and urine samples were collected and analyzed by using a newly developed specific hrHPV PCR test, and matched cervical samples were analyzed by using an approved hrHPV DNA test.

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Article Synopsis
  • Rosin, derived from conifer trees, has a rich history in traditional medicine for treating various ailments like wounds and burns across cultures, including ancient Egypt and China.
  • A review of rosin explores its traditional uses, chemical makeup, and potential health benefits, noting that over 90% of its compounds are rosin acids, with around 50 different compounds identified.
  • Despite promising pharmacological activities such as antimicrobial and anti-inflammatory effects, the review stresses the need for more research to validate these findings and understand the mechanisms behind rosin's therapeutic properties.
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Cuproptosis, a kind of newly recognized cell death modality, shows enormous prospect in cancer treatment. The inducer of cuproptosis has more advantages in tumor therapy, especially that can trigger cuproptosis and chemodynamic therapy (CDT) simultaneously. However, cuproptosis is restricted to the deficiency of intracellular copper ions and the nonspecific delivery of copper-based ionophores.

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Ethnopharmacological Relevance: Abietic acid (AA), an antibacterial terpenoid, was initially isolated from rosin which has been used as a traditional Chinese medicine to treat psoriasis. In our previous works, we found that water-processed rosin (WPR) can alleviate imiquimod (IMQ)-induced psoriasis-like inflammation in mice. However, the efficacy of AA, the main component of WPR, against psoriasis remains unclear.

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Gestational diabetes mellitus (GDM) causes oxidative stress in mothers and infants and causes vascular endothelial dysfunction, which is a key factor for maternal and fetal cardiovascular diseases in the later stage of GDM, seriously threatening the life and health of mothers and infants. Nowadays, metformin (MET) has been discovered to improve endothelial function, but studies regarding the mechanism of MET improving endothelial cell function and alleviating endothelial function under hyperglycemia are still extremely limited. We aimed to investigate whether MET exerts its protective role against hyperglycemia-induced endothelial dysfunction through p65 and Nrf2.

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Background: Extranodal natural killer/T-cell lymphoma (ENKTL) is a rare and extremely malignant tumor. The systemic inflammation score (SIS), which is based on the pretreatment level of lymphocyte-to-monocyte ratio (LMR) and serum albumin (Alb), has been shown to be of prognostic value in a number of cancers. We integrate several other pretreatment serum inflammatory indicators, including the neutrophil-to-lymphocyte ratio (NLR), lymphocyte-to-monocyte ratio (LMR), serum C-reactive protein (CRP) and albumin (Alb) level, to establish a modified systemic inflammatory scoring system to predict clinical outcomes of ENKTL.

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Objective: To explore the changes in microbial composition and the corresponding impact after lactitol treatment in constipated patients.

Methods: Altogether 29 consecutive outpatients diagnosed with chronic constipation from three centers were recruited and stratified based on their history of diabetes mellitus. All patients were administered with oral lactitol for 2 weeks, and a symptoms diary of constipation was recorded.

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Background: Myopic eyes are longer than nonmyopic eyes and have thinner choroids. The purpose of present study was to investigate whether a thinner subfoveal choroid at 11 years of age predicted axial eye elongation and myopia during adolescence.

Methods: Longitudinal, population-based observational study.

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Background: The purpose of the study was to examine 5-year changes in eyes with optic disc drusen at baseline on optical coherence tomography (OCT) scans and the relation of incident drusen to hyperreflective prelaminar lines.

Methods: The study included children who presented at baseline, when participants were aged 11-12 years, and again 5 years later. Grading for optic disc drusen was made in all.

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Article Synopsis
  • The study investigates how choroidal thickness changes from ages 11 to 16 and its relationship with body and eye development.
  • Using optical coherence tomography, researchers measured choroidal thickness in 687 participants, finding an overall increase, with variations based on sex, axial length growth, and refractive changes.
  • Results indicate that girls with later sexual maturation experience greater thickness increases, while those with rapid eye length growth and negative refractive development have smaller increases in choroidal thickness.
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Ethnopharmacological Relevance: Rosin, an exudate of conifer trees such as Pinus masscnlana (Pinaceae), has been used to treat psoriasis for nearly two thousand years in China despite its so far undefined pharmacology. Unfortunately, the rosin intoxication is noted from time to time, but the water-boiled rosin (WBR) has been documented to be safer. This study was performed to evaluate the in vivo anti-psoriasis efficacy of WBR.

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  • This study investigated the potential of a new Mycobacterium tuberculosis antigen called Rv0674 for diagnosing and vaccinating against tuberculosis (TB).* -
  • Results showed that TB patients had a stronger immune response (higher IgG levels) to Rv0674 compared to healthy controls, with decent sensitivity (77.1%) and specificity (81.1%) in serological tests.* -
  • The research suggests Rv0674 could be a promising candidate for a TB diagnosis tool and vaccine, as it activates important immune responses in test subjects.*
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Purpose: To assess the prevalence and associations of small hard drusen in a child cohort.

Methods: Cross-sectional study of 11- to 12-year-old Danish children from the population-based Copenhagen Child Cohort 2000 Eye Study. Fovea-centered, 45° color images of both eyes were graded for macular drusen (within one optic-disc-rim-to-fovea distance of the foveal center) and for extramacular drusen.

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Objective To evaluate the efficacy and safety of amoxicillin-clarithromycin-containing bismuth quadruple regimen as a primary therapy for Helicobacter pylori (Hp) eradication.Methods A total of 102 Hp-infected outpatients diagnosed by C-or C-urea breath test from December 2015 to June 2017 were enrolled and received 14-day bismuth quadruple therapy (esomeprazole 20 mg bid,bismuth potassium citrate 220 mg bid,amoxicillin 1000 mg bid,and clarithromycin 500 mg bid for 14 days). Hp status was assessed by C-or C-urea breath test 4 weeks,8 weeks,6 months,and 12 months after the treatment.

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Purpose: A descriptive study on visual fields, as part of a 50-year follow-up of high myopia in an unselected cohort-based Danish sample, now aged 66 years.

Methods: In a Copenhagen 1948 birth cohort (n = 9243), 39 individuals aged 14 years were identified with myopia of at least -6 D, and with regular clinical follow-ups since then. In 2002 (n = 34, age 54 years) and 2008 (n = 32, age 60), the individual ambulatory visual field was outlined by kinetic Goldmann large object perimetry (IV or V,4e).

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Purpose: To evaluate the prevalence of amblyopia and associated biometric factors in Danish children.

Methods: Determination of best-corrected visual acuity (BCVA) using ETDRS charts, non-cycloplegic subjective refractioning guided by automated refractometry, axial length and corneal curvature, fundus photography and optical coherence tomography (OCT) in 1335 children from the population-based Copenhagen Child Cohort 2000 (CCC2000) Eye Study. Birth data were obtained from the Danish Medical Birth Registry.

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Objectives: To investigate the effects of different test meals on esophageal and intragastric pH in patients with gastroesophageal reflux disease (GERD) and healthy subjects and to demonstrate the relationship between esophageal acid exposure (EAE) and gastric pH.

Methods: We enrolled patients with reflux esophagitis (RE; n = 15), nonerosive reflux disease (NERD; n = 12) and healthy subjects (n = 10). Four pH electrodes were used to monitor the pH of the distal esophagus, upper border of the lower esophageal sphincter, gastric fundus, and gastric body for 26 hours.

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The aim of this investigation was to investigate the fate and translocation characteristics of saisenxin (SSX), a novel organic zinc fungicide, in the environment and tobacco plants under conventional field and laboratory conditions. A rapid and sensitive analytical technique based on high-performance liquid chromatography was used for determination of SSX, in soil samples and tobacco leaf, stem and root samples. The method had satisfactiry linearity (R= 0.

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Article Synopsis
  • A long-term study followed a group of individuals with high myopia since they were 14 years old, tracking their visual ability and choroidal thickness into their 60s.
  • Despite potential complications, results showed better visual outcomes than expected based on other clinical studies.
  • The findings indicated a negative correlation between choroidal thickness and eye length, with those experiencing high myopia having significantly thinner choroidal measurements compared to those with lower levels of myopia.
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Background: Optic disc drusen (ODD) are seen in up to 2.4% of the general population, but the etiology and pathophysiology of the condition is still unknown. The purpose of this study was to determine the prevalence of ODD in a population-based child cohort and to determine if scleral canal diameter and fetal birth and pubertal parameters are associated with the presence of ODD.

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Importance: Both maternal smoking during pregnancy and low birth weight have been implicated in impaired development of the retina.

Objective: To investigate the associations of maternal smoking during pregnancy and low birth weight with retinal nerve fiber layer (RNFL) thickness in preadolescent children.

Design, Setting, Participants: The Copenhagen Child Cohort 2000 Eye Study is a prospective, population-based, birth cohort study that included all children (n = 6090) born in 2000 in Copenhagen, Denmark.

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In order to reveal the dynamics of canopy vertical structure and its effects on understory regeneration, we built 24 permanent plots (20 m×20 m) on the upslope, midslopeand downslope, respectively, in a typical evergreen broadleaved forest in Damingshan, Guangxi, China. We measured the crown area of each tree with diameter at breast height (DBH)≥1.0 cm, and surveyed the understory regeneration in growing season from 2009 to 2011.

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