Publications by authors named "Jianan Geng"

Depression is one of the most common neurological diseases, which imposes a substantial social and economic burden on modern society. The purpose of this study was to explore the mechanism of total ginsenoside ginseng root (TGGR) in the treatment of depression through a comprehensive strategy combining network pharmacology, transcriptomics, and in vivo experimental validation. The Traditional Chinese Medicine Systematic Pharmacology (TCMSP) database and literature were used to collect the main components and targets of TGGR.

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Article Synopsis
  • Deer bone is a nutritious resource rich in proteins and amino acids that may help strengthen bones and provide antioxidants, but its utilization and safety as a health food remain underexplored.
  • The researchers developed a hydrogen ethanol extraction method for deer bone and used advanced analytical techniques (like LC-MS/MS and GC-MS) to study its components, identifying numerous proteins, amino acids, fatty acids, and inorganic elements.
  • Safety evaluations showed that the deer bone hydroethanolic extract (DBHE) is non-toxic and may enhance the growth of bone-forming cells, suggesting its potential for treating conditions like osteoporosis and arthritis.
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The by-product of deer skin, which has mostly been used as a decorative material, is rich in collagen and amino acids that could bind to Ca. Therefore, the preparation process, stability, antioxidant activity and calcium transport capacity of deer skin collagen peptide calcium chelate (Ca-DSCP) were investigated. In addition, the structure of the new chelate was characterized.

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  • Deer oil (DO), a nutritious byproduct of deer meat processing, shows protective effects against ulcerative colitis (UC) in mice, improving weight and intestinal health.
  • * The study found that DO reduces inflammation and oxidative stress, enhances tight junction proteins, and positively affects gut microbiota by increasing beneficial bacteria.
  • * This research highlights the potential of DO as an effective adjunct treatment for UC and its role as a functional food for gut health.
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Depression is one of the most common psychological disorders nowadays. Studies have shown that 20(S)-protopanaxatriol (PPT) can effectively improve depressive symptoms in mice. However, its mechanism needs to be further explored.

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Phytopolysaccharides are a class of natural macromolecules with a range of biological activities. Ginseng, red ginseng, American ginseng, and Panax notoginseng are all members of the Araliaceae family. They are known to contain a variety of medicinal properties and are typically rich in a wide range of medicinal values.

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The present study aimed to investigate the preventive effects of leaf extract (GBE) against extracellular matrix (ECM) accumulation in a streptozotocin (STZ)-induced rat model of diabetic nephropathy (DN), and to determine its underlying molecular mechanism. , a rat model of DN was established by intraperitoneal injection of STZ, and the rats were subsequently administered GBE. The results demonstrated that GBE significantly decreased blood glucose, the urine protein excretion rate and ECM accumulation in DN rats.

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Colorectal carcinoma (CRC) recurrence is often accompanied by metastasis. Most metastasis undergo through epithelial-mesenchymal transition (EMT). Studies showed that retinol X receptor alpha (RXRα) and 20(S)-Protopanaxadiol (PPD) have anti-tumour effects.

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The development of abnormal lipid-induced atherosclerosis is initiated with endothelial cell apoptosis. Vascular endothelial cells possess highly developed endoplasmic reticulum (ER), which is involved in lipid metabolism, indicating that ER stress may contribute chiefly to the induction of endothelial cell apoptosis. Based on its ability to reduce cholesterol levels, rosuvastatin may play an endothelial and vascular protective role by regulating ER stress.

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The initiation of atherosclerosis (AS) induced by dyslipidemia is accompanied by endothelial dysfunction, including decreased healing ability and increased recruitment of monocytes. Studies showed ginsenoside Rg3 has potential to treat diseases associated with endothelial dysfunction which can protects against antineoplastic drugs induced cardiotoxicity by repairing endothelial function, while the effect and mechanism of Rg3 on dyslipidemia induced endothelial dysfunction and AS are not clear. Therefore, we investigated the effects of Rg3 on oxidized low-density lipoprotein (ox-LDL) induced human umbilical vein endothelial cells (HUVECs) dysfunction and high-fat diets (HFD) induced atherosclerosis in ApoE mice, as well as the mechanism.

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Purpose: The current study aims to examine the effects of advanced glycation end products (AGEs) on the microRNA (miRNA) expression profile in the kidney tissues of rats.

Methods: Wistar rats were randomly divided into three equal experiment groups: the AGE group, the RSA group, and the control group. The rats in the AGE group and the RSA group were administered with advanced glycation end products (AGEs) and rat serum albumin (RSA) via the tail vein, respectively, whereas the control group received PBS.

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: To appraise the curative effect of ginsenoside Rb1 and trigonelline in diabetic nephropathy and to analyze the expression analysis of microRNAs and their target genes during experimental diabetic renal lesions in rats. : Wistar rats were made diabetic by intraperitoneal injection of 55 mg/kg streptozotocin. According to their fasting blood glucose values and initial body weight, diabetic rats were assigned to specific groups and treated as follows: DN group (tap water, n = 10), A group (ginsenoside Rb1, 40 mg/kg, n = 10), B group (trigonelline, 20 mg/kg, n = 10) and the C group (ginsenoside Rb1 and trigonelline, 60 mg/kg, m(ginsenoside Rb1) : m (trigonelline) = 2:1, n = 10).

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Atherosclerosis‑induced cardiovascular diseases (CVDs) are accompanied by substantial morbidity and mortality. The loss and injury of endothelial cells is the primary cause of atherosclerosis. Rosuvastatin is an alternative agent used to reduce the risk of cardiovascular disease.

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Diabetic nephropathy (DN) is a major cause of end-stage renal disease throughout the world; until now there is no specific drug available. In this work, we use herba artemisiae capillaris extract (HACE) to alleviate renal fibrosis characterized by the excessive accumulation of extracellular matrix (ECM) in rats, aiming to investigate the protective effect of the HACE on DN. We found that the intragastric treatment of high-dose HACE could reverse the effect of streptozotocin not only to decrease the level of blood glucose and blood lipid in different degree but also further to improve renal functions.

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