Publications by authors named "Limei Feng"

The disclosure of HIV status offers significant benefits for both individual and public health. The willingness to disclose HIV status and the choice of disclosure recipients are key factors in HIV prevention, treatment, and support. Older people living with HIV (OPLWH) face more complex considerations in disclosure due to unique physiological, psychological, and social factors.

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The study aimed to predict expression of pituitary transcription factor 1 (PIT1) in pituitary adenomas using habitat, intra-tumoral and peri-tumoral radiomics models. A total of 129 patients with pituitary adenoma (training set, n = 103; test set, n = 26) were retrospectively enrolled. A total of 12, 18, 14, 13, and 14 radiomics features were selected from the ROI, ROI (ROI, ROI, ROI), and ROI, respectively.

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Article Synopsis
  • The study investigates how clinicopathological and radiological factors influence false-positive and false-negative results for isocitrate dehydrogenase (IDH) mutations in gliomas, focusing on the T2-FLAIR mismatch sign in MRI.
  • Out of 1515 patients with gliomas, the false-positive rate was 3.5% and was influenced by factors like patient age and non-restricted diffusion.
  • Conversely, the false-negative rate was significantly higher at 39.7% and correlated with patient age, 1p/19q co-deletion, and telomerase promoter mutation, indicating that while misinterpretations can occur, careful evaluation can minimize errors.
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Objectives: To preoperatively predict the high expression of Ki67 and positive pituitary transcription factor 1 (PIT-1) simultaneously in pituitary adenoma (PA) using three different radiomics models.

Methods: A total of 247 patients with PA (training set: n = 198; test set: n = 49) were included in this retrospective study. The imaging features were extracted from preoperative contrast-enhanced T1WI (T1CE), T1-weighted imaging (T1WI), and T2-weighted imaging (T2WI).

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Background: Enteral nutrition is a very important form of treatment for critically ill patients. This meta-analysis aimed to evaluate the clinical effects and safety of semi-solid feeds in tube-fed patients.

Methods: Two researchers searched PubMed, clinical trials, Embase, Cochrane Central Register of Controlled Trials, Web of Science, Cochrane Library, China National Knowledge Infrastructure (CNKI), Wanfang Data, and Weipu databases for randomized controlled trials (RCTs) on the clinical effects and safety of semi-solid feeds in tube-fed patients until 10 October 2023.

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In addition to the pharmacological effects of extracts (PAEs), including their antitumor, hepatic protection, antioxidant, antibacterial, anti-inflammatory, and tissue regeneration characteristics, their mucosal restorative effects have also attracted significant attention. The mucosa serves as a "gateway" into the body and its functions include the surveillance and clearance of bacteria and pathogens; it also has the immunological function of acquiring beneficial antigens from the external environment and removing non-beneficial ones, a mechanism controlled by the mucosal immune system. In the present study, the relevant modern research literature on the mucosal restorative effect of PAEs was reviewed via a summarization of its restorative effects on respiratory, digestive, dermal, and genitourinary mucosa.

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Recent studies have found that lncRNA-MEG3(MEG3) plays an important role in the development of EMs (Endometriosis), but the specific mechanism needs to be further explored. This study aimed to investigate the effect of MEG3 on the proliferation, invasion of EMs cells. The authors used RT-qPCR to detect the expression of MEG3 and miR-21-5p in EMs tissues and hESCs cells, MTT and Transwell to detect cell proliferation and invasion, western blotting assay to detect the expression of DNMT3B and Twist, MSP to detect the methylation of Twist.

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This work reports the impact of locust bean gum (LBG) in the continuous phase of plant-based proteins, i.e. quinoa protein (QPI) and pea protein isolates (PPI).

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Background: There are many controversies over the necessity of monitoring gastric residual volume in the nursing care of enteral nutrition. We aimed to conduct an updated meta-analysis to evaluate the effects of monitoring or not monitoring gastric residual volume on patients' outcomes and complications.

Methods: We searched the Cochrane Library database to 15 April 2021 for randomized controlled trials (RCTs) on the effects of gastric residual volume and no gastric residual volume monitoring.

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Transcatheter arterial chemoembolization (TACE) is an effective treatment for hepatocellular carcinoma (HCC). During TACE, chemotherapeutic agents are locally infused into the tumor and simultaneously cause hypoxia in tumor cells. Importantly, the poor effect of TACE in some HCC patients has been shown to be related to dysregulated expression of hypoxia-related genes (HRGs).

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Neuropathic pain (NP) affects 7%-10% of the general population and is still hard to cure. Here, we validated the therapeutic effect and demonstrated the mechanism of paeoniflorin and liquiritin combination (PL) on NP from the perspective of integrated lipidomics and transcriptomics for the first time. SwissTargetPrediction indicated that PL mainly targets lipid metabolism.

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Hydroxysafflor yellow A (HSYA), a primary active component in Carthami Flos, has been extensively applied in the treatment of cardiometabolic diseases. In this study, a natural deep eutectic solvent composed of glucose and choline chloride with 10% (v/v) of water (90% GCH) was evaluated to enhance the oral absorption of HSYA. Compared with HSYA in water, the relative oral bioavailability of HSYA in 90% GCH was increased to 326.

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Unintended pregnancy is a situation that every woman may encounter, and medical abortion is the first choice for women, but abortion often brings many sequelae. Radix (Danggui) and Herba (Yimucao) are widely used in the treatment of gynecological diseases, which can regulate menstrual disorders, amenorrhea, dysmenorrhea, and promote blood circulation and remove blood stasis, but the mechanism for the treatment of abortion is not clear. We determined the ability of Danggui and Yimucao herb pair (DY) to regulate the Th1/Th2 paradigm by detecting the level of progesterone in the serum and the expression of T-bet and GATA-3 in the spleen and uterus.

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Ethnopharmacological Relevance: The Danggui-Yimucao herb pair (DY) is a classic combination in Chinese herbal formulas, consisting of the root of Angelica sinensis (Oliv.) Diels and the aerial parts of Leonurus japonicus Houtt. DY first appeared in "Zhulinsi fuke mifang" in the Jin Dynasty, and it has a long history as a drug for the treatment of abortion.

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Qixuehe Capsules is a compound Chinese patent medicine developed for treating the disorder of Qi and blood(a common etiology of gynecological disease), which has remarkable effects on smoothing liver and regulating Qi, activating blood circulation, and relieving pain. However, due to its complex prescriptions(15 herbs) and multiple effects, the quality control of Qixuehe Capsules has always been a bottleneck problem limiting its sustainable development. Therefore, this study adopted the traditional Chinese medicine Q-markers quantitative identification system established previously by our research group based on the combination of analytic hierarchy process and entropy weight methods.

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Ethnopharmacological Relevance: Neuropathic pain, the incidence of which ranges from 5 to 8% in the general population, remains challenge in the treatment. Shaoyao Gancao decoction (SGD) is a Chinese classical formula used to relieve pain for thousands of years and has been applied for neuropathic pain nowadays. However, the effective components of SGD for the treatment of neuropathic pain remains unclear.

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Article Synopsis
  • The study investigates the effects of combining kansui and licorice in traditional Chinese medicine (TCM), highlighting that some herbal combinations can be detrimental rather than beneficial.
  • Two ratios of the herbs were tested to observe their interactions through plasma/tissue metabolomics, yielding biomarkers that indicate compatibility or incompatibility.
  • The findings identify the liver as a compatible organ when using the herbs together, while the heart, liver, and kidney are associated with incompatibility, providing insights into how to use these herbs more effectively in TCM.
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Objectives: As we already know, Rheumatoid arthritis (RA) cannot be excluded when the rheumatoid factor (RF) or anti-cyclic citrullinated peptide antibody (anti-CCP) is negative. Here, we determined the application value of 14-3-3η protein, anti-carbamylated proteins antibodies (anti-CarP), as well as their potential role to diagnose RA together with RF or anti-CCP.

Method: Serum levels of anti-CCP, RF, 14-3-3η and anti-CarP antibodies were detected in 291 RA patients, 223 patients with autoimmune diseases except RA, and 156 healthy subjects recruited from Han population of Northern China.

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Goals: Rheumatoid arthritis (RA) is a chronic inflammatory joint disease. The α enolase is a nuclear glycolytic enzyme. Antibodies to citrullinated-enolase peptide1(anti-CEP-1) are found in approximately 40% of patients with RA, but the diagnostic value of anti-CEP-1 for RA is not clear.

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Ethnopharmacological Relevance: As recorded in traditional Chinese medicine (TCM) theory, Genkwa Flos (YH) and Glycyrrhizae Radix et Rhizoma (GC) compose one herbal pair of the so-called "eighteen incompatible medicaments", which indicate pairs of herbs that are mutually incompatible and that theoretically should not be applied simultaneously. However, the theory has been called into question due to a lack of evidence.

Aims Of Study: In this study, the incompatibility of YH and GC was investigated based on an assessment of the toxic effects of their combination by traditional safety methods and a modern metabonomic approach.

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The objective of this study was to investigate the protective effect of notoginsenoside R1 (NGR1) on cerebral ischemia-reperfusion injury (CIRI) in rats, and its molecular mechanism, to provide new insights into the diagnosis and treatment of CIRI. Sixty Sprague-Dawley rats were randomly divided into four groups including the sham-operation group (Sham), cerebral ischemia-reperfusion model group (CIR), NGR1 treatment group (NGR1), and nimodipine positive control group (NDC) with 15 rats each. Bilateral common carotid arteries occlusion was used to establish the rat CIRI model.

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In the present study, konjac glucomannan (KGM) was degraded by H2O2, and then used trisulfonated sodium amine and HCl, individually, to obtain two kinds of derivatives: oxidized konjac glucomannan sulfates (OKGMS) and acidolysis-oxidized konjac glucomannan (A-OKGM). The effects of two OKGM modified products on the immune parameters and expressions of toll-like receptor 22 (TLR22), myeloid differentiation factor 88 (MyD88) and interferon regulatory factors 7 (IRF7) genes in Schizothorax prenanti were determined. The alternative haemolytic complement (ACH50) activity was found to be significantly increased by the OKGMS diets.

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Objective: To investigate pathological changes in the epileptogenic foci of children with intractable epilepsy and their clinical significance.

Methods: Thirty children with intractable epilepsy were included in the study. The epileptogenic foci were surgically resected and pathological changes in the obtained specimens were observed under a light microscope (LM) and a transmission electron microscope (TEM).

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