Publications by authors named "Liting Li"

Aucuba japonica is widely planted in China for landscaping purposes, often used for decoration in gardens and parks. In October 2023, a leaf blight on A. japonica was observed in Meicheng Park of Nanyang City (32°59'21″ N, 112°32'54″ E), Henan province.

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An ultra-sensitive photoelectrochemical (PEC) biosensor for amyloid-beta 40 (Aβ40), a biomarker for Alzheimer's disease (AD), was developed using g-C₃N₄ modified with gold nanoparticles (Au NPs) to form Au-C₃N₄. This was further combined with TiO₂ to create a tightly bonded TiO₂/Au-C₃N₄ heterojunction, leading to a highly responsive photocatalytic process. Furthermore, the incorporation of noble metal Au NPs not only enhances photocurrent generation but also securely immobilizes the aptamer through Au-S bonds, providing additional surface binding sites.

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Radiotherapy is a curative arsenal for prostate cancer (PCa), but radioresistance seriously compromises its effectiveness. Dysregulated RNA splicing factors are extensively involved in tumor progression. Nonetheless, the role of splicing factors in radioresistance remains largely unexplored in PCa.

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Article Synopsis
  • The study examined how mixing biochar from Phragmites australis with different phosphate fertilizers affects phosphorus content and transformations in saline-alkali soil, while also looking into the microbial processes involved.
  • The combination of biochar and fertilizers increased various phosphorus fractions like dicalcium and aluminum phosphates but decreased hydroxyapatite and highly resistant organic phosphorus.
  • It was found that the mixtures influenced soil enzyme activities and changed the microbial community composition, notably increasing Proteobacteria and linking specific microbes, such as Rhodopseudomonas, to key phosphorus components.
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C-terminal Src kinase (CSK) is the major inhibitory kinase for Src family kinases (SFKs) through the phosphorylation of their C-tail tyrosine sites, and it regulates various types of cellular activity in association with SFK function. As a cytoplasmic protein, CSK needs be recruited to the plasma membrane to regulate SFKs' activity. The regulatory mechanism behind CSK activity and its subcellular localization remains largely unclear.

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Background And Aims: Alagille syndrome (ALGS) is characterized by chronic cholestasis with associated pruritus and extrahepatic anomalies. Maralixibat, an ileal bile acid transporter inhibitor, is an approved pharmacologic therapy for cholestatic pruritus in ALGS. Since long-term placebo-controlled studies are not feasible or ethical in children with rare diseases, a novel approach was taken comparing 6-year outcomes from maralixibat trials with an aligned and harmonized natural history cohort from the G lobal AL agille A lliance (GALA) study.

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Purpose: Flattening filter-free (FFF)-based volumetric modulated arc therapy (VMAT) has been shown to be feasible and significantly improves treatment efficiency and lung protection for synchronous bilateral breast irradiation (SBBI). This research compared the commonly used VMAT field arrangements using FFF beams.

Methods: Twenty-eight patients underwent SBBI were retrospectively enrolled to design irradiation plans using tangential arc VMAT (taVMAT), half arc VMAT (haVMAT), and large arc VMAT (laVMAT).

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We conducted a study to examine the growth and physiological changes in 12 different ecotypes of collected from Hainan Island in China. These ecotypes were subjected to different concentrations (0, 200, 400, and 600 mmol/L) of sodium chloride (NaCl) salt stress for 14 days. We also analyzed the expression of metabolic genes related to stress response.

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Background & Aims: Bile salt export pump (BSEP) deficiency frequently necessitates liver transplantation in childhood. In contrast to two predicted protein truncating mutations (PPTMs), homozygous p.D482G or p.

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Background: The liver manifestations of Alagille syndrome (ALGS) are highly variable, and factors affecting its prognosis are poorly understood. We asked whether the composition of bile acids in ALGS patients with good clinical outcomes differs from that in patients with poor outcomes and whether bile acids could be used as prognostic biomarkers.

Methods: Blood for bile acid profiling was collected from genetically confirmed JAG1-associated ALGS patients before one year of age.

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In this work, the single crystal to single crystal (SCSC) transformations in three mononuclear copper complexes [Cu]Cl·2HO (), [CuCl] (), and [Cu]Cl·4HO () ( = di-2-pyridyl ketone, = di(pyridin-2-yl)methanediol) are realized by the irreversible dehydration and hydration reaction of and . Dark purple crystal is obtained by self-assembly of and CuCl·2HO in solvothermal reactions, in which the carbonyl group of undergoes a hydration addition reaction to form . On heating, transforms to by dehydrating water accompanied by the change of the color and coordination octahedron of Cu ions.

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Increasing evidence has demonstrated that STAT3 phosphorylation at Tyr and Ser is closely associated with the progression and poor prognosis of pancreatic cancer. Herein, we report the function-based screening, SAR studies, and biological activity evaluation of a series of novel STAT3 dual phosphorylation inhibitors with an indole-containing tetra-aromatic heterocycle scaffold. Our efforts led to the discovery of optimal compound among the investigated ones, showing desirable ADME properties and highly potent antitumor activities and .

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Background And Objectives: Both bioelectrical impedance analysis (BIA) and electron computed tomography (CT) can be used as tools for assessing skeletal muscle mass. In order to find a more suitable method for assessing skeletal muscle mass in lung cancer patients, this study conducted a comprehensive comparative analysis of the two methods.

Methods And Study Design: We collected baseline data from patients admitted to the oncology department of the First Hospital of Hebei Medical University from October 2017 to December 2021, and collected data through physical examination, body composition analysis measurements and CT examinations.

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Article Synopsis
  • Alagille syndrome (ALGS) is a complex disorder primarily affecting the liver, and this study investigated the long-term liver health of affected children through a large, international sample.
  • The study included 1,433 children diagnosed with ALGS across 67 medical centers in 29 countries, revealing that only about 40% reached adulthood with their native liver intact.
  • Elevated total bilirubin levels in infants are linked to significantly increased risks of developing severe liver-related problems, which can help doctors in making treatment decisions and evaluating therapies for ALGS patients.
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Background And Aims: Alagille syndrome (ALGS) type 2 caused by mutations in NOTCH2 has genotypic and phenotypic heterogeneity. Diagnosis in some atypical patients with isolated hepatic presentation could be missed.

Methods: Using 2087 patients with paediatric liver manifestations, NOTCH2 allele frequencies, in-silico prediction, protein domains and clinical features were analysed to define the pathogenicity of NOTCH2 variants for diagnosis of ALGS type 2.

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Novel 3D metal formate frameworks {[BaCl][M(HCO)]} (M = Mn for , Co for , and Mg for ) were successfully assembled via microwave-assisted synthesis. The complexes are rare coordination polymers crystallized at space group 4 with the polar point group . In the structure, the M ions are bridged by two types of - formate in forming a 3D framework, and additional formates coordinate to the unsaturated sites of the M ions in the framework, giving an anionic M-formate net.

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The progression of breast cancer is closely related to obstructive sleep apnea-hypopnea syndrome (OSAHS). Low concentrations of cannabinoids promote tumor proliferation. However, the role of cannabinoid receptors (CBs) in chronic intermittent hypoxia (CIH)-induced breast cancer has not been reported.

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Progressive familial intrahepatic cholestasis type 1 (PFIC1) results from biallelic pathogenic variants in ATP8B1. This study sought second pathogenic variants in ATP8B1 by whole-genome sequencing (WGS) in four unrelated low γ-glutamyl transpeptidase cholestasis patients in whom clinical suspicion of PFIC1 was high and gene-panel or Sanger sequencing had identified only one pathogenic variant in ATP8B1. Sanger sequencing confirmed WGS findings and determined the origin of each variant.

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Background: S100A11 is a member of the S100 family of proteins containing two EF-hand calcium-binding motifs. The dysregulated expression of the S100A11 gene has been implicated in tumour metastasis. However, the role of S100A11 protein in tumour cell response to chemotherapeutic drugs has not been characterised.

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Background And Aims: Mutations in ATPase phospholipid transporting 8B1 (ATP8B1) can lead to familial intrahepatic cholestasis type 1 (FIC1) deficiency, or progressive familial intrahepatic cholestasis type 1. The rarity of FIC1 deficiency has largely prevented a detailed analysis of its natural history, effects of predicted protein truncating mutations (PPTMs), and possible associations of serum bile acid (sBA) concentrations and surgical biliary diversion (SBD) with long-term outcome. We aimed to provide insights by using the largest genetically defined cohort of patients with FIC1 deficiency to date.

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The accurate source tracing of volatile organic compounds (VOCs) in complicated source environments is challenging to perform, as similar pollutants may be emitted from different chemical processes. An emission profile-based source tracing method, based on comparing similarities between source profiles and ambient air profiles, was evaluated, and was found to improve the tracing efficiency. Emission profiles were acquired from a typical chemical industrial park in the Yangtze River Delta, China.

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Dichlorodiphenyltrichloroethane (DDT) is well known for its harmful effects and has been banned around the world. However, DDT is still frequently detected in natural environments, particularly in aquaculture and harbor sediments. In this study, 15 surface sediment samples were collected from a typical tropical bay (Zhanjiang Bay) in the South China Sea, and the levels of DDT and its metabolites in sediment and porewater samples were investigated.

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Background & Aims: ABCB11 deficiency presenting in infancy is believed generally to manifest as persistent/progressive cholestasis. We describe a group of patients with biallelic ABCB11 variants whose disorder manifested as transient neonatal cholestasis (TNC).

Methods: Neonatal intrahepatic cholestasis in 68 children (31 males) with biallelic predictedly pathogenic variants (PPV) in ABCB11 was classified as transient (TNC group, n = 23, 11 males), intermittent (benign recurrent intrahepatic cholestasis [BRIC] group, n = 3, 1 male) or persistent/ progressive (progressive familial intrahepatic cholestasis [PFIC] group, n = 42, 19 males).

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