Publications by authors named "Lan Xi"

Improving eggshell quality in poultry is a key breeding goal, and identifying genetic markers that regulate eggshell calcification is essential for accelerating genetic advancements. This study focused on identifying the keys genes and molecular mechanisms that regulate eggshell calcification in the chicken uterus. The results showed that rapid eggshell mineralization began approximately 4 h after the egg enters the uterus, corresponding with observed morphological and histological changes in the uterine tissue.

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  • Avian Leukosis Virus (ALV) is a harmful retrovirus affecting poultry, causing immunosuppression and tumors, with no effective vaccines or treatments currently available.
  • Early diagnosis and farm sanitation are crucial for managing ALV outbreaks, prompting the development of a new dual-tube detection method combining reverse transcription isothermal amplification (RAA) and the CRISPR-Cas13a system.
  • This innovative method offers high sensitivity and specificity for detecting low virus concentrations rapidly, with successful application in clinical samples showing better detection rates than traditional methods, making it suitable for on-site diagnostics in remote areas.
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  • * The review focuses on how Rho GTPases influence the cell cycle and mitosis, which are essential for tumor cell proliferation.
  • * It also examines how Rho GTPases facilitate tumor cell migration and invasion, providing insights for future cancer treatment strategies.
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Biomacromolecule hydrogels possess excellent mechanical properties and biocompatibility, but their inability to combat bacteria restricts their application in the biomedical field. With the increasing requirements and demands for hydrogel dressings, wound dressings with antibacterial properties of biomacromolecule hydrogels reinforced by adding antibacterial agents have attracted much attention, and related reviews are emerging. In this paper, the advances of biomacromolecule antibacterial hydrogels (including chitosan, sodium alginate, Hyaluronic acid, cellulose and gelatin) were first overviewed, and the antibacterial agents incorporated into hydrogels were classified (including metals and their derivatives, carbon-based materials, and native compounds).

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The burdens of microbial food safety and environmental contamination make it necessary to search sustainable, safe, antibacterial and antioxidant active food packaging materials. This contribution proposed the use of copper-ferulic acid networks (CuFA NWs) as antibacterial substances. By immobilizing CuFA NWs into carrageenan matrix, a CuFA network-reinforced carrageenan-based packaging film (Carr/CuFA) was obtained via spontaneously hydrogen bond and electrostatic interaction indicated by ATR-IR and XPS.

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Purpose: Preeclampsia (PE) is a serious complication of obstetrics and represents a significant challenge in terms of understanding its underlying mechanism. It has been shown that a number of disorders involve dysregulation of the CBP/p300-interacting transactivator with glutamic acid/aspartic acid-rich carboxyl-terminal domain 2 (CITED2). However, the relationship between PE and CITED2 is still mostly unclear.

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Different rearing systems have varying effect on animal welfare and meat quality of poultry. Currently, there are no established standards for the rearing systems of Chinese indigenous chickens. Our study aimed to investigate the effects of different rearing systems on the meat quality, gene profiles, and metabolites of Chinese indigenous chickens (Nanchuan chicken).

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Refined magnesium slag and aluminum dross are two typical hazardous solid wastes that contain significant amounts of leachable fusing agent and aluminum droplets encapsulated by dense oxidized films, respectively. This study creatively proposes a safe and green method for the joint utilization of these two wastes. The interfacial reaction behavior revealed that the dense oxidized films of the aluminum droplets were significantly broken by the erosive action of the fusing agent, providing the necessary conditions for the movement of aluminum droplets.

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  • The Porcine Epidemic Diarrhea Virus (PEDV) is a big problem for pig farmers, causing illness and financial losses.
  • In China, a new test has been developed to tell the difference between vaccine strains of PEDV and wild strains using a special method called one-step real-time RT-PCR.
  • This test is very accurate and can help identify infected pigs, showing that vaccine strains are still present in some herds in China.
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Background: This research explores the significance of miR-215-5p and vasculogenic mimicry (VM) in forecasting the prognosis for hepatocellular carcinoma (HCC).

Methods: We analyzed HCC-associated miRNA expression profiles using data from The Cancer Genome Atlas (TCGA) and the Gene Expression Omnibus (GEO). Samples included tissue and blood from 80 early-stage HCC patients and serum from 120 healthy individuals.

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Prolonged exposure to high temperatures and humidity can trigger heat stress in animals, leading to subsequent immune suppression. Lipopolysaccharides (LPSs) act as upstream regulators closely linked to heat stress, contributing to their immunosuppressive effects. After an initial examination of transcriptome sequencing data from individual samples, 48 genes displaying interactions were found to potentially be associated with heat stress.

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Massive copper slag containing heavy metals is produced in copper making and 0.5 - 8.0 wt% Cu is lost into it, deserving to be recovered.

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Radiotherapy is one of the standard therapeutic regimens for medulloblastoma (MB). Tumor cells utilize DNA damage repair (DDR) mechanisms to survive and develop resistance during radiotherapy. It has been found that targeting DDR sensitizes tumor cells to radiotherapy in several types of cancer, but whether and how DDR pathways are involved in the MB radiotherapy response remain to be determined.

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  • Exosomes are small extracellular vesicles (30-150 nm) involved in intercellular communication and potential drug delivery but face challenges in sourcing and extraction.
  • Milk is a rich source of these exosomes, which have been shown to help prevent and treat intestinal diseases like inflammatory bowel disease and colorectal cancer by improving gut health and reducing oxidative stress.
  • Future research is needed to standardize the production of milk-derived exosomes and conduct clinical studies to confirm their effectiveness as a drug delivery system for various diseases in humans and animals.
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Background: Healthy diet is essential for cardiovascular disease risk management, but its effects among Chinese patients, whose diets differ from Western diets, remain largely unknown.

Methods: In this multicenter, patient- and outcome assessor-blind, randomized controlled feeding trial, 265 Chinese adults with baseline systolic blood pressure 130 to 159 mmHg were randomly assigned into Chinese heart-healthy (CHH) diet or usual diet for a 28-d intervention after a 7-d run-in period on usual diet. Blood lipids and glucose were measured from overnight fasting blood samples before and after the intervention.

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A tannate-iron network-derived peroxidase-like catalyst loaded with Fe ions on carbon nitride (CN) was reported for detection of total antioxidant capacity (TAC) in food in this study. Metal-phenolic networks (MPNs) was employed to form a low coordination compound on CN, and calcined catalyst formed hollow structure with abundant and uniform Fe sites and surface folds. CN-FeC exhibited significant peroxidase-like activity and high substrate affinity.

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Unlabelled: The pathogenesis of avian leukosis virus subgroup J (ALV-J) is complex and our understanding of it is limited. Based on our previous research, we explored the relationship between ALV-J infection and regulatory factor 1&7 ( and ), interferon beta (), and the newly identified long noncoding RNA IRF1 (). is 1603 nt and exists in the cytoplasm and nucleus.

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The supraspinal mechanism plays a key role in developing and maintaining chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS). However, it is not clear how white matter changes in young and middle-aged males with CP/CPPS. In this cross-sectional study, 23 CP/CPPS patients and 22 healthy controls (HCs) were recruited.

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  • Hepatic lipid buildup is the main cause of non-alcoholic fatty liver disease (NAFLD), and previous research reveals that lnc-HC helps prevent it by boosting the expression of miR-130b-3p.
  • The current study shows that lnc-HC enhances miR-130b-3p production and activity, leading to the downregulation of genes associated with lipid accumulation, such as PPARγ and Acsl1/4.
  • Additionally, lnc-HC helps assemble the RNA-induced silencing complex (RISC) and promotes miR-130b-3p maturation by increasing the activity of specific transcription factors and directly interacting with key proteins, linking it to reduced liver triglycer
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Intracerebral hemorrhage (ICH) remains the most lethal type of stroke, and effective clinical therapies that can speed up hematoma resolution after ICH are still lacking. While the beneficial effects of IL-10 on ICH recovery have been demonstrated, the clinical translation of IL-10 requires effective delivery methods by which sufficient IL-10 can be delivered to ICH-affected regions in the brain. Here we report the use of a phosphatidylserine (PS) liposome (PSL)-based nanoparticle system for microglia/macrophage-targeted delivery of IL-10 in ICH.

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  • The study evaluated the performance of the Mindray CX-9000 fully automated coagulation analyzer for seven coagulation tests.
  • The analyzer demonstrated high precision, low carryover contamination, and a reliable linear range, with results consistent with a reference instrument.
  • Overall, the CX-9000 is stable, repeatable, and has shown good resistance to interference, making it effective for clinical testing.
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Background: Liver interventional surgery is a relatively safe and minimally invasive surgery. However, for patients who have undergone Whipple surgery, the probability of developing a liver abscess after liver interventional surgery is very high. Fungal liver abscess has a high mortality rate, especially when complicated with malignant tumors, diabetes, coronavirus disease 2019 (COVID-19) and other complications.

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The equilibrium between stem cell self-renewal and differentiation followed by proper lineage specification of progenitor cells is considered imperative for maintaining intestinal homeostasis. In the hierarchical model, intestinal differentiation is defined by the stepwise acquisition of lineage-specific mature cell features, where Notch signaling and lateral inhibition instructively regulate the cell-fate decisions. Recent studies reveal a broadly permissive intestinal chromatin underlies the lineage plasticity and adaptation to diet mediated by Notch transcriptional program.

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Oxygen is a key regulatory factor of anaerobic ammonium oxidation (anammox). Although the inhibitory effect of oxygen is evident, a wide range of oxygen sensitivities of anammox bacteria have been reported so far, which makes it difficult to model the marine nitrogen loss and design anammox-based technologies. Here, oxygen tolerance and detoxification mechanisms of four genera of anammox bacteria; one marine species ("Ca.

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