Publications by authors named "Ting-Ting Qiu"

Monomeric flavan-3-ols and their oligomeric forms, proanthocyanidins (PAs), are closely related to the bitterness of tea beverages. Monomeric flavan-3-ols are characteristic flavor compounds in tea. Increasing the content of PAs and anthocyanins enhances the resistance of tea plants to pathogen invasion but decreases the quality of tea beverages.

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Background: White-rot fungi are known to naturally produce high quantities of laccase, which exhibit commendable stability and catalytic efficiency. However, their laccase production does not meet the demands for industrial-scale applications. To address this limitation, it is crucial to optimize the conditions for laccase production.

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Article Synopsis
  • 5F-MDMB-PICA, a synthetic cannabinoid, was globally classified as illegal in 2020, prompting the need for better methods to detect its metabolites in the body.
  • The study focused on creating 18 reference standards for 5F-MDMB-PICA and its potential metabolites, including three specific hydroxylated forms.
  • Advanced techniques like nuclear magnetic resonance and mass spectrometry were used to identify these compounds, with R17 being singled out as an effective biomarker for detecting 5F-MDMB-PICA in urine.
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  • * Researchers used transcriptomic and metabolomic analyses to identify key genes and metabolites that regulate laccase activity, discovering a significant link between glutathione metabolism and laccase production.
  • * The results indicate that reducing levels of glutathione (GSH) can inhibit laccase activity, while manipulating GSH with inhibitors or inducers can enhance it, suggesting a new approach to boost laccase production by targeting glutathione metabolism.
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Background And Purpose: Endomorphins have shown great promise as pharmaceutics for the treatment of pain. We have previously confirmed that novel endomorphin analogues CEMR-1 and CEMR-2 behaved as potent μ agonists and displayed potent antinociceptive activities at the supraspinal and peripheral levels. The present study was undertaken to evaluate the antinociceptive properties of CEMR-1 and CEMR-2 following intrathecal (i.

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Background: Laccases are green biocatalysts with wide industrial applications. The study of efficient and specific laccase producers remains a priority. Cerrena species have been shown to be promising basidiomycete candidates for laccase production.

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Phenolic compounds are widely distributed in nature and industrial environment, and their detoxification or bioactive enhancement is of great value to environmental protection and industrial development. Laccases are multicopper oxidases that catalyse the oligo- or polymerisation of phenolic compounds. Identifying new laccase producers and investigating their application potential are of great importance.

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Background: Contrast-enhanced ultrasound (CEUS) can be used to diagnose focal liver lesions (FLLs) in children. The America College of Radiology developed the CEUS liver imaging reporting and data system (LI-RADS) for standardizing CEUS diagnosis of FLLs in adult patients. Until now, no similar consensus or guidelines have existed for pediatric patients to improve imaging interpretation as adults.

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Medical-legal partnerships integrate legal advocates into health care settings to address health-related social needs. However, their effect on health outcomes is unclear. This retrospective cohort study examined the effect of referral to a medical-legal partnership on hospitalization rates among urban, low-income children in Greater Cincinnati, Ohio, between 2012 and 2017.

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N6-methyladenosine (m6A) abundantly exists in the cerebral cortex and is emerging as an essential factor in cortical development and function. As the m6A-binding site appears to be dynamically methylated in different RNA regions at the temporal-specific developing stage, it is of value to distinguish the unique character of region- and temporal-specific m6A. Herein, we analyzed the status of temporal-specific m6A within RNA 5' untranslated region (5'UTR) using m6A-methylated sequencing data and transcriptomic sequencing data from 12.

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Background: Gastrointestinal perforation complicated by subphrenic abscess is a surgical emergency. Its diagnosis relies mainly on X-ray or computed tomography (CT), while the value of ultrasound, especially contrast-enhanced ultrasound (CEUS), has been underestimated.

Case Summary: A 37-year-old man presented with fever and edema of the lower extremities for 10 d.

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Beauveria bassiana is a critical entomopathogenic fungus for pest biocontrol, whose efficiency depends on fungal development and stress resistance. Unlike its revealed location in plasma membrane patches in other organisms, B. bassiana Sur7 specifically localized in vacuoles.

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Integrity of the cell wall is requisite for fungal growth and function. Sur7 governs cell wall composition, and affects conidial sporulation and germination in Beauveria bassiana, a filamentous entomopathogenic fungus. The role of Sur7 in fungal growth on various nutrients remains unclear.

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Objective: To explore the expression and clinical significance of EZH2 in DLBCL patients accompanied by HBV infection.

Methods: The clinicopathological data of 59 patients with DLBCL accompanied by HBV infection in our hospital from February 2015 to October 2017 were analyzed retrospectively. The patients were divided into HBV negative and HBV positive groups by serological testing before surgery.

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Objective: To study the expression of multiple negative costimulatory molecules on peripheral blood T cells in patients with acute myeloid leukemia (AML) and its affection on prognosis.

Methods: The peripheral blood samples from patients with newly diagnosed AML, complete remission (CR), and no-remission (NR) were collected, the expression levels PD-1、VISTA and TIM-3 in CD4 and CD8 T cells were detected by flow cytometry , and the clinical data of patients were analyzed.

Results: The expression levels of PD-1、VISTA and TIM-3 of CD4 and CD8 T cells in the newly diagnosed AML patients were significantly higher than those in control group (P<0.

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Objective: To analyze the clinical characteristics of infection within 100 days after hematopoietic stem cell transplantation (HSCT) in patients with hematologic disease.

Methods: The culture results of 313 HSCT patients infected in the hematology department of our hospital from January 2013 to January 2019 were collected, and the infection incidence, pathogen distribution, drug susceptibility test results and infection risk factors out of them all were analyzed.

Results: Among 313 HSCT patients, infection occurred within 100 days in 262(83.

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Objective: To investigate the relationship of cytogenetic features, clinical characteristics and prognosis in patients with myelodysplastic syndrome.

Methods: The clinical characteristics and prognosis of 236 patients with MDS admitted to the Affiliated Hospital of Xuzhou Medical University from January 2013 to September 2017 were analyzed retrospectively, the follow-up observation and correlation analysis were performed.

Results: There were 33 cases of refractory cytopenia with unilateral dysplasia (RCUD), 8 cases of refractory anemia with ring-shaped iron granulocytes (RARS), 70 cases of refractory cytopenia with multiple dysplasia (RCMD), 23 cases of refractory anemia (RA), 46 cases of refractory anemia with excessive blasts (RAEB-1), 48 cases of (RAEB-2), MDS-U 2 cases, simple del(5q) 6 cases.

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Objective: To explore the role of Ca-NFAT signaling pathway in Ph-ALL drug resistance mediated by bone marrow stromal cells.

Methods: The transcription level of NFAT mRNA in Sup-B15 cells and Ph ALL primary cells was detected by polymerase chain reaction. The expression of P-glycoprotein in Sup-B15 cells was detected by flow cytometry.

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A cross 1,3-dipolar cycloaddition of two different ylides between C,N-cyclic azomethine imines with an in situ-generated nonstabilized azomethine ylide from an N-benzyl precursor was realized. The reactions afforded a clean and facile access to diverse fused tricyclic 1,2,4-hexahydrotriazines in high yields (up to 96%). The chemical structures of the typical compounds were confirmed by X-ray single-crystal structure analysis.

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Objective: To investigate the clinical manifestations and ultrasound features of hepatic infantile hemangioendothelioma (IHE).

Methods: This study retrospectively analyzed the clinical features and ultrasound characteristics of 8 patients of IHE,whose diagnosis was confirmed by surgery or liver biopsy from January 2010 to October 2016.

Results: Among the eight IHE patients,the male-to-female ratio was 1:1,with the mean age ranged from 15 d to 3 yr.

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Aims: To review the evidence for efficacy, safety, and cost-effectiveness of levodopa/carbidopa/entacapone (LCE) compared with levodopa/dopa-decarboxyiase inhibitor (DDCI) for Parkinson's disease (PD).

Methods: PubMed, Embase, the Cochrane Library, and Chinese databases WangFang Data, Chinese Sci-tech Journals Database and China National Knowledge Infrastructure, as well as ClinicalTrials.gov, were searched for randomized controlled trials with "levodopa/carbidopa/entacapone" as keywords.

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Background: The spared nerve injury (SNI) model is a new animal model that can mimic several characteristics of clinical neuropathic pain. Opioids are recommended as treatment of neuropathic pain. Therefore, the present study was conducted to investigate the antinociceptive effects of endomorphin-1 (EM-1) and endomorphin-2 (EM-2) given centrally and peripherally in the SNI model of neuropathic pain in mice.

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Objective: To investigate the ultrasonographic features of hepatic epithelioid hemangioendothelioma (HEHE) on B-mode and contrast-enhanced ultrasound (CEUS).

Methods: From January 2012 to September 2016, 17 patients with surgery or biopsy confirmed HEHE were retrospectively analyzed for their clinical history, ultrasonographic data of B-mode ultrasound and CEUS characteristics.

Results: The mean age of the 17 patients was (42.

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