Publications by authors named "Dong Fang Li"

Background: Babesia duncani is a pathogen within the phylum Apicomplexa that causes human babesiosis. It poses a significant threat to public health, as it can be transmitted not only through tick bites but also via blood transfusion. Consequently, an understanding of the gene functions of this pathogen is necessary for the development of drugs and vaccines.

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  • The study sequenced and analyzed the whole genome of the Babesia gibsoni parasite, which causes babesiosis in dogs, revealing a total genome size of 7.94 Mbp and confirming its four chromosomes, apicoplast, and mitochondrion.* -
  • Bioinformatics analysis identified thousands of proteins and metabolic pathways, indicating a minimal genome size and revealing specific proteins that may play roles in the parasite's invasion and survival.* -
  • This research is significant as it fills gaps in the understanding of B. gibsoni's genetics and evolutionary history, potentially aiding in the development of better diagnostic tools, treatments, and vaccines.*
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  • Previous research identified increased TXNIP gene expression in the placentas of patients with gestational diabetes mellitus (GDM), but the reasons for this remain unknown, prompting further investigation.
  • This study used a Tet-On "switch" to artificially enhance TXNIP levels in human placental cells, facilitating examination of how these changes affected cell behavior.
  • Results showed that higher TXNIP levels in GDM placentas led to increased cell migration and invasion without affecting apoptosis or proliferation, suggesting that TXNIP might disrupt normal placental functions in GDM through specific pathways involving STAT3 and Vimentin.
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  • The study investigates the role of the protein Clip170 in breast cancer invasion and migration, highlighting its association with cancer aggressiveness.
  • Clip170's tension, measured using a novel probe, is influenced by changes in microtubules and phosphorylation by RSK, which affects its distribution pattern during metastasis.
  • Increased Clip170 tension is linked to the formation of structures that promote cancer cell movement, suggesting Clip170 as a promising target for new breast cancer treatments.
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Background: Cryptosporidium andersoni initiates infection by releasing sporozoites from oocysts through excystation. However, the proteins involved in excystation are unknown. Determining the proteins that participate in the excystation of C.

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Aim: To evaluate the midterm outcomes of penetrating keratoplasty (PK) following allogeneic cultivated limbal epithelial transplantation (CLET) for bilateral total limbal stem cell deficiency (LSCD).

Methods: Ten patients (10 eyes) with bilateral LSCD were enrolled in this prospective noncomparative case series study. Each participant underwent PK approximately 6mo after a CLET.

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  • * From 2016 to 2019, an average leakage replenishment of 254.31 mm was observed, which was 61.8% of the total rainfall during the same period, with most leakage occurring from June to August.
  • * Deep soil water leakage is influenced by factors like rainfall amount, intensity, duration, and previous soil moisture conditions, with longer, lighter rain being more effective in promoting deep leakage; an average rainfall of 16-18 mm is needed to trigger significant leakage at a depth of 200 cm.
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The GLP-1 receptor agonist exendin-4 has recently shown good effects in a phase II clinical trial in Parkinson's disease (PD) patients. Here, a comparison of the new GLP-1/GIP dual receptor agonist DA5-CH and NLY01, a 40 kDa pegylated form of exendin-4, on motor impairments and reducing inflammation in the 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) PD mouse model is provided. The drug groups received either DA5-CH or NLY01 (25 nmol/kg) i.

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Enhancing the gating performance of single-molecule conductance is significant for realizing molecular transistors. Herein, we report a new strategy to improve the electrochemical gating efficiency of single-molecule conductance with fused molecular structures consisting of heterocyclic rings of furan, thiophene, or selenophene. One order magnitude of gating ratio is achieved within a potential window of 1.

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Background: Precision oncology pharmacotherapy relies on precise patient-specific alterations that impact drug responses. Due to rapid advances in clinical tumor sequencing, an urgent need exists for a clinical support tool that automatically interprets sequencing results based on a structured knowledge base of alteration events associated with clinical implications.

Results: Here, we introduced the Oncology Pharmacotherapy Decision Support System (OncoPDSS), a web server that systematically annotates the effects of alterations on drug responses.

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  • - The study investigates the relationships between humidity, temperature, and carbon dioxide (CO₂) exchanges in Horqin sandy land dunes to better understand regional carbon cycles and their impact on climate change.
  • - Results showed that surface temperature varies seasonally, typically decreasing with height, while relative humidity fluctuated significantly, affecting the net ecosystem carbon exchange (NEE), which indicated the dunes were carbon sources throughout the year.
  • - The analysis revealed that temperature is a more critical factor than humidity for carbon budget sensitivity, with specific inflection points that influence CO₂ absorption in the mobile dunes and highlight seasonal dynamics affecting carbon sources and sinks.
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This study aims at investigating the effect of the Weifufang, an effective prescription for the treatment of gastric cancer developed by the Traditional Chinese Medicine (TCM)/Combination of TCM and Western Medicine Department of the Hunan Cancer Hospital, on gastric cancer xenografts in nude mice and its effect on the gene; it also aims at exploring the possible tumor suppression mechanism. Nude mice with xenografts were treated with different concentrations of the Weifufang for 2 weeks, and changes in tumor volume were observed. The histopathology of the tumor was detected by hematoxylin and eosin staining; gene expression in tumor tissues was detected by immunohistochemistry (IHC) and western blot.

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is an obligate intracellular fungus, infecting various invertebrate and vertebrate hosts, it is common in humans and causes diarrhea in the immunocompromised. In the present study, 801 fecal specimens were collected from pigs on seven large-scale pig farms in Xinjiang, China. Nested polymerase chain reaction (PCR) amplification of the internal transcribed spacer (ITS) gene showed that the overall i infection rate was 48.

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Introduction: Gestational diabetes mellitus (GDM) is a gestational complication that affects maternal and child health. The placenta provides the fetus with the necessary nutrition and oxygen and takes away the metabolic waste. Patients with GDM are diagnosed and treated merely on the basis of the blood glucose level; this approach does nothing to help evaluate the status of the placenta, which is worth noting in GDM.

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  • This study analyzed 3527 dairy cattle fecal samples from three provinces in China to investigate the infection rates of an obligate intracellular pathogen using specific genetic testing methods.
  • The pathogen was found in 14.2% of samples, with varying prevalence based on geographical location, and factors such as farming model, location, age, and clinical signs influencing the risk of infection.
  • Researchers identified 11 genotypes, including eight known and three novel types, but found no geographical segregation among the pathogen populations, indicating host adaptation in different animals instead.
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Aims: Glia-mediated neuro-inflammation and oxidative stress-induced neuronal apoptosis can contribute to epileptogenesis. We have demonstrated previously that mimetics of glucagon-like peptide-1 (GLP-1), glucose-dependent insulinotropic polypeptide (GIP) and dual-GLP-1/GIP receptor agonists protect the brain from inflammation, oxidative stress, apoptosis and neuronal loss in animal models of central nervous system diseases.

Methods: This study investigated for the first time whether the novel dual GLP-1/GIP receptor agonist DA3-CH has neuroprotective effects in the pilocarpine-induced status epilepticus (SE) rat model and the studies the underlying mechanisms.

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  • Glucagon-like peptide-1 (GLP-1) has neuroprotective and anti-inflammatory effects, with liraglutide, a resistant analogue, showing promise in animal models for neurodegenerative diseases like Alzheimer's and Parkinson's.
  • This pilot study investigates liraglutide's ability to reduce chronic inflammation and mitochondrial stress caused by status epilepticus (SE) in a lithium-pilocarpine model.
  • Results indicate that liraglutide treatment decreased markers of chronic inflammation and improved mitochondrial health without affecting blood glucose levels, suggesting its potential as a therapeutic option for brain damage after SE.
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Background: Atrial septal defect often become more severe when encountered in genetic syndromes. Congenital disorder of glycosylation type 1a is an inherited metabolic disorder associated with mutations in PMM2 gene and can affect almost all organs. Cardiac abnormalities vary greatly in congenital disorder of glycosylation type 1a and congenital heart defects have already been reported, but there is little knowledge about the effect of this inherited disorder on an existing congenital heart defect.

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MECP2 duplication syndrome (MDS) is a rare pediatric disease and mainly manifests as delayed motor development, language loss or delay, recurrent infection, severe intellectual disability, epilepsy, autistic symptoms, and early infantile hypotonia. In this article, the three children with this disease were all boys. Cases 1 and 2 had delayed motor development, and language loss or delay as initial manifestations, and case 3 had recurrent infection as initial manifestation.

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Aim: To determine whether oral administration of CGMCC313-2 ( CGMCC313-2) inhibits allergen-induced airway inflammation and food allergies in a mouse model.

Methods: Ovalbumin (OVA)-induced allergic asthma and β-lactoglobulin-induced food allergy mouse models were used in this study. Following oral administration of CGMCC313-2 during or after allergen sensitization, histopathologic changes in the lung and intestine were evaluated by hematoxylin and eosin (HE) staining.

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  • Previous studies linked 23S rRNA gene mutations to macrolide resistance in M. catarrhalis, but new research suggests there may be other mechanisms involved.
  • This study focused on two isolated strains of M. catarrhalis—one resistant and one susceptible—to find differences in genes and single nucleotide polymorphisms (SNPs) that might be associated with drug resistance.
  • Of the genes and SNPs analyzed, 10 genes and 6 SNPs were identified that may contribute to macrolide resistance, mainly through processes related to ribosomal RNA and DNA methylation, indicating a need for further research on their roles.
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Objective: To investigate the association between genotype and phenotype of microdeletion and microduplication syndromes (MMSs) and the pathogenesis of pathogenic copy number variations (CNVs).

Methods: A total of 50 children with MMSs diagnosed by chromosomal microarray analysis (CMA) from June 2013 to September 2015 were enrolled, and the clinical manifestations and features of pathogenic CNVs were analyzed.

Results: The main clinical manifestations of children with MMSs included mental retardation, developmental delay, short stature, and unusual facies, with the presence of abnormalities in multiple systems.

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