Guar gum based bacterial cellulose (GG-BC) was generated from the soy sauce residue hydrolysate by in-situ fermentation, and its structure and performance were learned systematically. The GG concentration of 0.2 % was most suitable for GG-BC production with the yield of 1.
View Article and Find Full Text PDFA novel strategy is reported for the stereoselective synthesis of C(sp)-C(sp) -glycosides, which converts heteroaryl -glycosides into heteroaryl -glycosides with retention of configuration through a sequential process involving oxidation and Grignard reagent attack. The new method involves the generation of a S(IV) intermediate, followed by ligand coupling of the glycosyl and heteroaryl groups to yield heteroaryl -glycosides. The diverse heteroaryl -glycosides were achieved with good efficiency.
View Article and Find Full Text PDFSolid-state lithium (Li) metal batteries (SSLMBs) are considered as one of the most promising next-generation battery technologies due to their high energy density and intrinsic safety. However, interfacial issues such as side reactions and Li dendrite growth severely hinder the practical application of SSLMBs. In this contribution, we proposed a cationic built-in electrostatic field to drive the generation of an anion-derived dual-layered solid electrolyte interphase (SEI).
View Article and Find Full Text PDFThe EGFR-driven angiogenesis is crucial in solid tumors, particularly through the delivery of biomolecules via extracellular vesicles (EVs), but the mechanism by which EGFR regulates EV cargo is still unclear. First, cell co-culture and murine tumor models were employed to examine the impact of EGFR overexpression on the pro-angiogenic properties of small EVs (sEVs) derived from oral squamous cell carcinoma (OSCC). Small RNA sequencing was then used to compare the miRNA profiles of OSCC-sEVs with and without EGFR overexpression, followed by functional enrichment and motif analyses of the differentially expressed miRNAs.
View Article and Find Full Text PDFOverheating remains a major barrier to chip miniaturization, leading to device malfunction. Addressing the urgent need for thermal management promotes the development of solid-state electrocaloric cooling. However, enhancing passive heat dissipation through two-dimensional materials in electrocaloric polymers typically compromises the electrocaloric effect.
View Article and Find Full Text PDFChem Commun (Camb)
January 2025
This study employs a low-field NMR (LF-NMR) method to investigate Cr(VI) adsorption and reduction in solid-liquid systems, focusing on three cellulose-based amine adsorbents. NMR revealed the effects of molecular structure on adsorption and reduction processes, providing insights into adsorbent design and mass transfer advantages for high-performance Cr(VI) adsorbents.
View Article and Find Full Text PDFUnlabelled: Although fish possess an effective interferon (IFN) system to defend against viral infection, grass carp reovirus (GCRV) still causes epidemic hemorrhagic disease and tremendous economic loss in grass carp. Therefore, it is necessary to investigate the immune escape strategies employed by GCRV. In this study, we show that the structural protein VP4 of GCRV (encoded by the S6 segment) significantly restricts IFN expression by degrading stimulator of IFN genes (STING) through the autophagy-lysosome-dependent pathway.
View Article and Find Full Text PDFBackground: Cervical cancer is associated with persistent infection of high-risk human papillomaviruses (HPVs). Prophylactic HPV vaccines have been recommended and have significant efficacy in preventing cervical cancer. Multivalent HPV vaccines have a better preventative effect on HPV-related diseases.
View Article and Find Full Text PDFThis study investigates the mechanisms driving maize compensatory growth upon post-drought, to reveal how the root's original cytokinins are regulated by the two-fold roles of heterotrophic bacteria with ammonia-oxidizing (HAOB) capabilities. The HAOB' dual roles encompass influencing root cytokinin synthesis and transport through nitrification and a direct pathway. Experiment 1 involved introducing the application of varying amounts of NO to the roots to examine how nitrification affects cytokinin roots-to-leaves transport.
View Article and Find Full Text PDFBackground: Acute aortic dissection is a lethal cardiovascular emergency; early diagnosis is critically necessary. Novel serum biomarkers can potentially help in early detection and estimation of postoperative outcomes. Yes-associated protein (YAP) is a critical effector of the Hippo pathway, our aim was to explore the association between YAP and the diagnosis and prognosis of AD.
View Article and Find Full Text PDFObjective: This study aims to investigate the clinical application value of the central venous-arterial carbon dioxide partial pressure difference (Pv-aCO2) in postoperative cognitive dysfunction(POCD) in patients with acute aortic dissection.
Methods: A retrospective analysis was conducted on the general data of 236 patients. Blood gas samples were collected from the arterial and venous lines at various time points during the surgery, including before and after the initiation of cardiopulmonary bypass (CPB), immediately after CPB initiation, before and after deep hypothermic circulatory arrest, 30 min after rewarming, and 5 min before weaning from CPB.
Phys Rev Lett
December 2024
We report the precise measurements of the cross section of e^{+}e^{-}→hadrons at center-of-mass energies from 3.645 to 3.871 GeV.
View Article and Find Full Text PDFPlants frequently encounter phosphate (Pi) starvation due to its scarce availability in soil, necessitating an adaptive phosphate starvation response (PSR). This study explores this adaptation in pepper (Capsicum annuum L.) under low-Pi stress, focusing on the PHOSPHATE STARVATION RESPONSE (PHR) gene family.
View Article and Find Full Text PDFBackground: Evidence has revealed that oestrogen deprivation-induced osteolysis is microbiota-dependent and can be treated by probiotics. However, the underlying mechanism require further investigation. This study aims to provide additional evidence supporting the use of probiotics as an adjuvant treatment and to explore the pathophysiology of oestrogen-deprived osteolysis.
View Article and Find Full Text PDFHere we covalently constructed abundant long-chain hydroxyl groups-functionalized magnetic microporous organic networks (MMON-2OH) for detection of eight Triazine herbicides (THs) in honey and water samples. MMON-2OH owned a high surface area (287.86 m²/g), enhanced water compatibility, and increased exposure of long-chain hydroxyl groups, which significantly improved enrichment capacity for THs.
View Article and Find Full Text PDFObjectives: This study is to assess how 22 kHz and 50 kHz spontaneous ultrasound vocalization (USV) calls would be affected by different origins of pain so as to validate the use of USV in pain studies.
Methods: Five well-established rat models of pain were used to evaluate various parameters of spontaneous 22 kHz and 50 kHz calls in adult male rats in terms of both acute and chronic or inflammatory and neuropathic or somatic and visceral origins. The effects of local lidocaine blockade of the injection site and intraperitoneal administration of antidepressant (amitriptyline) and anticonvulsant (gabapentin) were examined as well in typical inflammatory and neuropathic pain models, respectively.
The conversion of methane and carbon dioxide to form C products is of great interest but presents a long-standing grand challenge due to the significant obstacle of activating the inert C-H and C═O bonds as well as forming the C-C bonds. Herein, the consecutive C-C coupling of CH and CO was realized by using heteronuclear metal cations CuTa, and the desorption of HC═C═O molecules was evidenced by state-of-the-art mass spectrometry. The CuTa reaction system is significantly different from the homonuclear metal systems of Cu and Ta.
View Article and Find Full Text PDFBackground: Cervical cancer is the second leading cause of death in women worldwide, second only to breast cancer. Around 80% of women have been infected with human papillomavirus (HPV) in their lifetime. Early screening and treatment are effective means of preventing cervical cancer, but due to economic reasons, many parts of the world do not have free screening programs to protect women's health.
View Article and Find Full Text PDFShanghai Kou Qiang Yi Xue
October 2024
Purpose: To explore a more effective comprehensive prevention and treatment model for children's oral health by constructing a health network platform that integrates medical information evaluation, interaction, monitoring, and prevention with oral health management as the core.
Methods: The database of Shaoxing Children's Oral Health Management Network Platform was established. The oral health survey and information entry of 7 042 second-grade children in primary school in Yuecheng District from 2021 to 2022 were conducted.
Ginseng Radix et Rhizoma and its preparations are often adulterated with Panacis Quinquefolii Radix. Based on the research on Ginseng Radix et Rhizoma and Panacis Quinquefolii Radix, the causes and analytical method of adulteration were determined. A UPLC-MS/MS method was developed for the detection of Panacis Quinquefolii Radix mixed in Ginseng Radix et Rhizoma, with pseudoginsenoside F_(11) as the marker.
View Article and Find Full Text PDFBased on the latent structure model and association rule analysis, the regularity of prescription for hyperlipidemia comorbid with hypertension was explored, and traditional Chinese medicine(TCM) pattern type was speculated to provide a reference for clinical pattern differentiation and treatment, and guideline establishment. The literature on the treatment of hyperlipidemia comorbid with hypertension by TCM was systematically searched on CNKI, Wanfang, VIP, and SinoMed academic platforms. The relevant information was extracted and a database was established using Microsoft Excel 2019.
View Article and Find Full Text PDFObjective: Depression and osteoporosis are usually concurrent health problems. This study aimed to explore the development of osteoporosis in depressive mice model and investigate the beneficial effects of the classical herbal formula Chaihu-Shugan-San (CHSG) on the brain and bone.
Methods: CHSG powder was prepared by spray-drying following extraction with water.
Background: The activation of hepatic stellate cells play a pivotal role in the pathogenesis of hepatic fibrosis. However, the current lack of specifically identified targets on these cells poses a significant challenge in developing targeted delivery tools for effective anti-hepatic fibrosis therapeutics in clinical practice.
Methods: Cell-systematic evolution of ligands by exponential enrichment method was conducted on HSC-T6 cell line to screen out activated hepatic stellate cell-specific aptamers.