The neutrophil-to-lymphocyte ratio (NLR) is an important inflammatory marker. However, the relationship between NLR and the prognosis of patients with coronary heart disease (CHD) remains unclear. The purpose of this study is to explore the relationship between NLR and all-cause mortality and cardiovascular mortality in CHD patients.
View Article and Find Full Text PDFIsoquinoline alkaloids are important effective chemical components separated from the , which were mostly reported as planar structures. By using chiral HPLC, we have concluded that some natural isoquinoline alkaloids exist as enantiomeric mixtures, providing a novel direction for future research on isoquinoline alkaloids. Finally, three pairs of enantiomeric isoquinoline alkaloids (, including five undescribed compounds-, and ), together with another eight known isoquinoline alkaloids () were isolated from the roots and rhizomes of .
View Article and Find Full Text PDFBackground: Tryptophan is an essential amino acid involved in critical cellular processes in vertebrates, serving as a precursor for serotonin and kynurenine, which are key neuromodulators to influence neural and immune functions. Systematic and quantitative measurement of tryptophan is vital to understanding these processes.
Results: Here, we utilized a robust and highly responsive green ratiometric indicator for tryptophan (GRIT) to quantitatively measure tryptophan dynamics in bacteria, mitochondria of mammalian cell cultures, human serum, and intact zebrafish.
Leukocyte antigen related protein (LAR), a member of the PTP family, has become a potential target for exploring therapeutic interventions for various complex diseases, including neurodegenerative diseases. The reuse of FDA-approved drugs offers a promising approach for rapidly identifying potential LAR inhibitors. In this study, we conducted a structure-based virtual screening of FDA-approved drugs from ZINC database and selected candidate compounds based on their binding affinity and interactions with LAR.
View Article and Find Full Text PDFWound healing in diabetes is a complex physiological process with risks of ulceration and amputation. Real-time monitoring and treatment of diabetic wounds is an effective prevention of further deterioration. Herein, a multifunctional dressing is developed by encapsulating europium-containing bioactive glass (EuBG) and MoO in a biocompatible sodium alginate (SA) dressing (MoO-EuBG-SA), aiming to simultaneously monitor the wound pH value and hydrogen peroxide (HO) concentration, establish an anti-inflammatory microenvironment, and promote wound healing.
View Article and Find Full Text PDFIdentifying the influencing factors of soil heavy metal content changes is the basis for reducing or preventing soil heavy metal pollution. Taking an agricultural experimental field in Changping District of Beijing as an example, the heavy metal content changes in As, Cr, Cu, Ni, Pb, and Zn from 2012 to 2022 were firstly analyzed. Secondly, the influencing factors of the heavy metal content changes were detected based on the geographical detector at the single-target and multi-target levels, respectively.
View Article and Find Full Text PDF(Lepidoptera: Noctuidae) is an omnivorous pest that poses a great threat to food security. Insect antimicrobial peptides (AMPs) are small peptides that are important effector molecules of innate immunity. Here, we investigated the role of the AMP cecropin B in the growth, development, and immunity of .
View Article and Find Full Text PDFrs2736098 is a synonymous polymorphism in TERT (telomerase reverse transcriptase), an enzyme involved in tumor onset of multiple tissues, and should play no roles in carcinogenesis. However, a search in cancer somatic mutation database indicated that the mutation frequency at rs2736098 is much higher than the average one for . Moreover, there are significant H3K4me1 and H3K27Ac signals, two universal histone modifications for active enhancers, surrounding rs2736098.
View Article and Find Full Text PDFBased on the ISAM module in the WRF-CMAQ model, this study analyzed the source contribution(both regional and sectoral) of O and its precursors(NO and VOCs) in Zibo in June 2021. Days with a maximum daily 8-h average(MDA8) O higher(lower) than 160 μg·m were defined as polluted(clean) days. Differences in the source contribution between clean days and polluted days were compared, and a typical pollution period was selected for further process analysis.
View Article and Find Full Text PDFDiabetic wound is one of the chronic wounds that is difficult to heal, and effective treatment of it still confronts a great challenge. Monitoring the variation of diabetic wound microenvironment (such as hydrogen peroxide (H O )) can understand the wound state and guide the wound management. Herein, a multifunctional hydrogel with the abilities of monitoring the H O concentration, alleviating oxidative stress and promoting wound healing is developed, which is prepared by encapsulating manganese-containing bioactive glass (MnBG) and CePO :Tb in biocompatible gelatin methacryloyl (GelMA) hydrogel (CPT-MnBG-Gel).
View Article and Find Full Text PDFKazal-type serine protease inhibitors (KaSPI) play important roles in insect growth, development, digestion, metabolism and immune defence. In this study, based on the transcriptome of , the cDNA sequence of with Kazal domain was uploaded to GenBank (MN931651). Spatial and temporal expression analysis showed that was expressed at different developmental stages and different tissues, and it was induced by 20-hydroxyecdysone in third-instar larvae of .
View Article and Find Full Text PDFAsthma is a complex disease, often with evident genetic predisposition; for example, the single-nucleotide polymorphism (SNP) rs7130588 was significantly associated with asthma by genome-wide association study (GWAS). Analysis of 1000 Genomes Project data suggests that there is another SNP, rs6592645, in complete linkage disequilibrium with rs7130588 and should present the same signal in GWAS. However, the causal SNP and the mechanism for the association between rs7130588 and asthma remain to be elucidated.
View Article and Find Full Text PDFObjective: The purpose of this study was to investigate the role of the unfolded protein response, specifically the inositol-requiring enzyme 1 (IRE1) signaling pathway, in hypoxia-induced autophagy in human umbilical venous endothelial cells (HUVECs).
Methods: The expression of IRE1 and autophagy relative protein in HUVECs with hypoxia was explored by Western blotting, qRT-PCR and confocal microscopy. Further, we evaluated the biological effects of HUVECs by tube formation assay and wound healing assay in vitro.
Purpose: Aim to create and validate a comprehensive nomogram capable of accurately predicting the transition from moderate-severe to normal-mild xerostomia post-radiotherapy (postRT) in patients with nasopharyngeal carcinoma (NPC).
Materials And Methods: We constructed and internally verified a prediction model using a primary cohort comprising 223 patients who were pathologically diagnosed with NPC from February 2016 to December 2019. LASSO regression model was used to identify the clinical factors and relevant variables (the pre-radiotherapy (XQ-preRT) and immediate post-radiotherapy (XQ-postRT) xerostomia questionnaire scores, as well as the mean dose (D) delivered to the parotid gland (PG), submandibular gland (SMG), sublingual gland (SLG), tubarial gland (TG), and oral cavity).
J Asian Nat Prod Res
October 2023
Homoisoflavone contains 16 carbon atoms in the skeleton. The homoisoflavonoid skeleton from natural products can be roughly divided into 13 kinds, among which 5 kinds of common skeletons contain a large amount of compounds and 8 kinds of abnormal skeletons comprise a small amount of compounds. In this article, the structure identification experience of homoisoflavonoids found in was used as references and an efficient H NMR spectroscopic method for identifying homoisoflavonoid structure has been established.
View Article and Find Full Text PDFGenes (Basel)
December 2022
is an important timber species but is recognized as an endangered species at level II in China. Its genetic conservation is of increasing concern. Provenance trials and other breeding programs were conducted to develop seed transfer rules and multiplications.
View Article and Find Full Text PDFEsophageal Squamous Cell Cancer (ESCC) is an aggressive disease associated with a poor prognosis. As a newly defined form of regulated cell death, ferroptosis plays a crucial role in cancer development and treatment and might be a promising therapeutic target. However, the expression patterns of ferroptosis-related genes (FRGs) in ESCC remain to be systematically analyzed.
View Article and Find Full Text PDFThe Asian citrus psyllid (Hemiptera: Liviidae) is a major citrus pest spread around the world. It is also a vector of the bacterium ' Liberibacter asiaticus', considered the cause of the fatal citrus disease huanglongbing (HLB). Insect ryanodine receptors (RyRs) are the primary target sites of diamide insecticides.
View Article and Find Full Text PDFAim: Emerging data have demonstrated that low-grade inflammation in osteoarthritis, a long-held degenerative disease. The inflamed synovium produces various cytokines that induce cartilage destruction and joint pain. A previous study showed that teriparatide, an FDA approved anti-osteoporotic drug, may enhance cartilage repair.
View Article and Find Full Text PDF