Publications by authors named "Limei Wen"

Diabetes Mellitus, characterized by insufficient insulin secretion, pancreatic beta cell damage, or insulin resistance, is the third most prevalent chronic metabolic disease worldwide. Polysaccharides, biocompatible natural macromolecules, have garnered significant attention for their potential in modulating diabetes through various mechanisms. Despite extensive studies, a comprehensive and impartial evaluation of anti-diabetic polysaccharides (ATDPs) research is still lacking.

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Introduction: Cistanche deserticola Ma (CD), an edible and medicinal plant native to Xinjiang, Inner Mongolia, and Gansu in China, is rich in bioactive polysaccharides known for their health-promoting properties. The polysaccharides of C. deserticola (CDPs) have been shown to possess a range of beneficial activities, including immunomodulatory, anti-aging, antioxidant, and anti-osteoporosis effects.

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Diabetic nephropathy (DN) is a prevalent complication and serious microvascular of diabetes mellitus. After previous studies, we found that phenylethanol glycosides (CPhGs) derived from (Schenk) Wight exerts antidiabetic and renoprotective effects. However, the effects of CPhGs on DN remain incompletely understood.

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Article Synopsis
  • This study investigates the effects of Panax notoginseng saponins (PNS) on diabetic kidney disease (DKD) using network pharmacology, molecular docking, and animal experiments.
  • Key targets identified for PNS include AKT1, STAT3, and others, with relevant pathways related to cancer and signaling highlighted in the analysis.
  • Animal trials showed that PNS significantly lowered blood glucose levels and improved kidney damage in diabetic mice, indicating its potential therapeutic effect on DKD.
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Cistanche deserticola Y. C. Ma (CD), is mainly distributed in the regions of China (Xinjiang, Inner Mongolia, Gansu), Mongolia, Iran and India.

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Article Synopsis
  • - Nonalcoholic fatty liver disease (NAFLD), particularly nonalcoholic steatohepatitis (NASH), is a common chronic liver condition, and the Yanxiao Di'naer formula (YXDNE) from Uyghur traditional medicine has been used historically to treat liver issues, though its effectiveness and mechanisms in NASH remain poorly defined.
  • - This study aimed to evaluate the effectiveness of YXDNE for treating NASH using a high-fat, high-cholesterol diet and carbon tetrachloride in mice, alongside detailed analysis of its components and mechanisms involving various metabolic pathways.
  • - Results indicated that YXDNE significantly improved NASH in mice by influencing fatty acid metabolism and activating key signaling
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Ischemic stroke (IS) can cause severe harm, inducing oxidative stress, inflammation, and pyroptotic death. IS treatment efficacy remains limited, and microglia are important regulators of IS-related blood-brain barrier (BBB) damage. It is thus vital that new therapeutic agents capable of targeting microglia be identified to treat IS-related damage to the BBB.

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Introduction: Cystic echinococcosis (CE) is a chronic zoonotic parasitic disease caused by the larvae of the (.) cluster. The current existing drugs have limited therapeutic efficacy against cystic echinococcosis, and thus, there is an urgent need to develop new drugs.

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Cystic echinococcosis (CE) is a disease caused by the infection of Echinococcus granulosus. We sought to investigate the effects of dihydroartemisinin (DHA) against CE under and conditions. Protoscoleces (PSCs) from were divided into control, DMSO, ABZ, DHA-L, DHA-M, and DHA-H groups.

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Cognitive impairment is the main central nervous system complication of diabetes, affecting the quality of life of patients. is a homologous plant widely used as a health food and therapeutic drug. Verbascoside, a signature component of , has anti-diabetic and neuroprotective effects.

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Ethnopharmacological Relevance: Ischemic stroke (IS) has both high morbidity and mortality. Previous research conducted by our group demonstrated that the bioactive ingredients of the traditional medicinal and edible plant Cistanche tubulosa (Schenk) Wight (CT) have various pharmacological effects in treating nervous system diseases. However, the effect of CT on the blood-brain barrier (BBB) after IS are still unknown.

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Cystic echinococcosis (CE), a parasitic larval cystic stage of a small taeniid-type tapeworm (Echinococcus granulosus), causes illness in intermediate hosts and has become a threat to global public health. Currently, chemical compounds recommended by the WHO targeting CE are albendazole and mebendazole, however, none of them shows enhanced efficacy. Novel molecular compounds are urgently required to treat this disease.

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Liver cancer is one of the most common types of malignant tumor, and is characterized by high malignancy, rapid progression, high morbidity and mortality. Oxaliplatin (OXA) has been reported to have marked efficiency against advanced liver cancer with tolerable toxicity. In solid tumors, the hypoxic microenvironment promotes epithelial‑mesenchymal transition (EMT), which can also induce drug resistance of liver cancer to platinum drugs.

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Cystic echinococcosis (CE) is a worldwide zoonotic disease. At present, the treatment options of CE are limited. The main drugs used in clinical chemotherapy of echinococcosis are albendazole and mebendazole, but they mainly exert longterm antiparasitic effects based on high doses.

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Background: In this study, we aim to investigate the efficiency of artesunate (AS) on protoscoleces and metacestodes.

Methods: For the in vitro assay, the eosin dye exclusion test and transmission electron microscope (TEM) were utilized to evaluate the effects of AS against protoscoleces (PSCs) from . In addition, mortality, ultrastructure change, reactive oxygen species (ROS) content and DNA damage were measured in order to explore the anti-echinococcosis mechanism of AS.

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This study aimed at exploring the role of and the effect of harmine (HM) or HM derivatives (HMDs) on DNA damage in DNA damage in protoscoleces (PSCs) was assessed by using a comet assay, after treatment with HM or HMDs. Efficiency of electroporation-based transfection of PSCs and subsequent knockdown was evaluated by using real-time quantitative polymerase chain reaction (RT-qPCR) and fluorescence intensity. Viability of PSCs was determined via eosin exclusion test, and expression of related genes was analyzed via RT-qPCR.

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Fluorocarbons have been shown experimentally by Baker and coworkers to combine with the cyclopentadienylcobalt (CpCo) moiety to form fluoroolefin and fluorocarbene complexes as well as fluorinated cobaltacyclic rings. In this connection density functional theory (DFT) studies on the cyclopentadienylcobalt fluorocarbon complexes CpCo(L)(CF) (L = CO, PMe; n = 3 and 4) indicate structures with perfluoroolefin ligands to be the lowest energy structures followed by perfluorometallacycle structures and finally by structures with perfluorocarbene ligands. Thus, for the CpCo(L)(CF) (L = CO, PMe) complexes, the perfluoropropene structure has the lowest energy, followed by the perfluorocobaltacyclobutane structure and the perfluoroisopropylidene structure less stable by 8 to 11 kcal mol, and the highest energy perfluoropropylidene structure less stable by more than 12 kcal mol.

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Albendazole (ABZ) is the first-line drug in treating echinococcosis, which is recommended by WHO. To address the poor bioavailability of albendazole, liposomal albendazole was formulated and is available in our hospital for many years. In this study, a sensitive, reliable and accurate UPLC-Q-TOF-MS method was developed and validated for the determination of albendazole and its metabolites, albendazole sulfoxide (ABZSO), albendazole sulfone (ABZSO) and albendazole-2-aminosulfone (ABZSONH) in naturally echinococcus granulosus (E.

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Background: Recent evidence has shown that prophylactic antibiotic treatment in patients with acute pancreatitis is not associated with a significant decrease in mortality or morbidity. The use and efficacy of prophylactic antibiotic treatment in acute pancreatitis remain controversial. This meta-analysis was conducted to assess whether antibiotic prophylaxis is beneficial in patients with acute pancreatitis.

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Objective: To investigate the protective effects of Gentianella turkestanerum extraction by butanol (designated as GBA) on hepatic cell line L02 injury induced by carbon tetrachloride (CCl4) and hydrogen peroxide (H2O2).

Methods: L02 cells were incubated with 5 µg/mL, 10 µg/mL, 20 µg/mL, 40 µg/mL, 60 µg/mL, 80 µg/mL and 100 µg/mL GBA for 24 hours, and then MTT assay was used to screen the cytotoxicity for GBA. Cells were divided into blank control group, CCl4/H2O2 model group, treated by CCl4 (20 mmol/L) or H2O2 (100 µmol/L); silymarin+CCl4/H2O2 group, treated by CCl4 (20 mmol/L) or H2O2 (100 µmol/L) and 5 µg/mL silymarin; GBA+CCl4/H2O2 group, treated by CCl4 (20 mmol/L) or H2O2 (100 µmol/L) and GBA (5 µg/mL, 10 µg/mL and 20 µg/mL).

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Microenvironmental regulation has become a promising strategy for complex disease treatment. The neurovascular unit (NVU), as the key structural basis to maintain an optimal brain microenvironment, has emerged as a new paradigm to understand the pathology of stroke. In this study, we investigated the effects of galangin, a natural flavonoid isolated from the rhizome of Alpina officinarum Hance, on NVU microenvironment improvement and associated signal pathways in rats impaired by middle cerebral artery occlusion (MCAO).

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The use of combination drugs is considered to be a promising strategy to control complex diseases such as ischemic stroke. The detection of metabolites has been used as a versatile tool to reveal the potential mechanism of diverse diseases. In this study, the levels of 12 endogenous AAs were simultaneously determined quantitatively in the MCAO rat brain using RRLC-QQQ method.

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