keyword
https://read.qxmd.com/read/38554504/microbial-response-and-recovery-strategy-of-the-anammox-process-under-ciprofloxacin-stress-from-pure-strain-and-consortia-perspectives
#21
JOURNAL ARTICLE
Jun-Hui Yang, Jin-Jin Fu, Zi-Yu Jia, Yin-Ce Geng, Yi-Rong Ling, Nian-Si Fan, Ren-Cun Jin
Ciprofloxacin (CIP) poses a high risk of resistance development in water environments. Therefore, comprehensive effects and recovery strategies of CIP in anaerobic ammonia oxidation (anammox) process were systematically elucidated from consortia and pure strains perspectives. The anammox consortia was not significantly affected by the stress of 10 mg L-1 CIP, while the higher concentration (20 mg L-1 ) of CIP caused a dramatic reduction in the nitrogen removal performance of anammox system. Simultaneously, the abundances of dominant functional bacteria and corresponding genes also significantly decreased...
March 26, 2024: Environment International
https://read.qxmd.com/read/38553243/thrombotic-microenvironment-responsive-crosslinking-cyclodextrin-metal-organic-framework-nanocarriers-for-precise-targeting-and-thrombolysis
#22
JOURNAL ARTICLE
Caijie Yuan, Yaxin Ye, Enling Hu, Ruiqi Xie, Bitao Lu, Kun Yu, Weiwei Ding, Wenyi Wang, Guangqian Lan, Fei Lu
Global public health is seriously threatened by thrombotic disorders because of their high rates of mortality and disability. Most thrombolytic agents, especially protein-based pharmaceuticals, have a short half-life in circulation, reducing their effectiveness in thrombolysis. The creation of an intelligent drug delivery system that delivers medication precisely and releases it under regulated conditions at nearby thrombus sites is essential for effective thrombolysis. In this article, we present a unique medication delivery system (MCRUA) that selectively targets platelets and releases drugs by stimulation from the thrombus' microenvironment...
June 15, 2024: Carbohydrate Polymers
https://read.qxmd.com/read/38553240/organized-assembly-of-chitosan-into-mechanically-strong-bio-composite-by-introducing-a-recombinant-insect-structural-protein-ofcph-1
#23
JOURNAL ARTICLE
Lei Chen, Fei Shao, Kaiwen Chen, Nan Wu, Bingbing Sun, Dan Ge, Guirong Wang, Huanan Wang, Qing Yang
Chitosan, known for its appealing biological properties in packaging and biomedical applications, faces challenges in achieving a well-organized crystalline structure for mechanical excellence under mild conditions. Herein, we propose a facile and mild bioengineering approach to induce organized assembly of amorphous chitosan into mechanically strong bio-composite via incorporating a genetically engineered insect structural protein, the cuticular protein hypothetical-1 from the Ostrinia furnacalis (OfCPH-1)...
June 15, 2024: Carbohydrate Polymers
https://read.qxmd.com/read/38553238/influence-of-carboxymethyl-cellulose-on-the-stability-rheology-and-curcumin-bioaccessibility-of-high-internal-phase-pickering-emulsions
#24
JOURNAL ARTICLE
Wenjuan Wang, Suping Ji, Qiang Xia
Recently, there has been a focus on using biopolymer-based particles to stabilize high internal phase Pickering emulsions (HIPPEs) due to the notable advances in biocompatibility and biodegradability. In this work, the complex particles of peanut protein isolate and carboxymethyl cellulose (CMC) with various substitution degrees (DS; 0.7 and 0.9) and weight average molecular weights (Mw; 90, 250, and 700 kDa) were prepared and characterized as novel stabilizers. For the obtained four types of morphologically distinct particles, the complex particles formed by CMC (0...
June 15, 2024: Carbohydrate Polymers
https://read.qxmd.com/read/38553236/an-ultrasound-triggered-injectable-sodium-alginate-scaffold-loaded-with-electrospun-microspheres-for-on-demand-drug-delivery-to-accelerate-bone-defect-regeneration
#25
JOURNAL ARTICLE
Yin Yi, Jinlin Song, Pengfei Zhou, Yu Shu, Panpan Liang, Huimin Liang, Yanling Liu, Xiaoyan Yuan, Xujia Shan, Xiaohong Wu
Biological processes, such as bone defects healing are precisely controlled in both time and space. This spatiotemporal characteristic inspires novel therapeutic strategies. The sustained-release systems including hydrogels are commonly utilized in the treatment of bone defect; however, traditional hydrogels often release drugs at a consistent rate, lacking temporal precision. In this study, a hybrid hydrogel has been developed by using sodium alginate, sucrose acetate isobutyrate, and electrospray microspheres as the base materials, and designed with ultrasound response, and on-demand release properties...
June 15, 2024: Carbohydrate Polymers
https://read.qxmd.com/read/38553229/behavior-of-endo-xylanases-on-wheat-milling-products-in-relation-with-variable-solid-loading-conditions
#26
JOURNAL ARTICLE
Allah Rakha, Loïc Foucat, Luc Saulnier, Estelle Bonnin
To investigate the incubation conditions encountered by enzymes in cereal-based product transformation processes, this study aims to provide comprehensive information on the effect of low (18 %) to high (72 %) solid loading on the behavior of bacterial and fungal xylanases towards wheat grain fractions, i.e. white flour, ground whole grain and bran. Both enzymes are effective from 30 % water content. A water content of 50 % appears as the threshold for optimal arabinoxylan solubilisation...
June 15, 2024: Carbohydrate Polymers
https://read.qxmd.com/read/38553209/polymeric-liposomes-targeting-dual-transporters-for-highly-efficient-oral-delivery-of-paclitaxel
#27
JOURNAL ARTICLE
YaBing Xing, XinJie Lian, YuRu Zhang, YuLu Zhang, XinHong Guo
A novel delivery system comprising N-succinic anhydride (N-SAA) and D-fructose co-conjugated chitosan (NSCF)-modified polymeric liposomes (NSCF-PLip) were designed to enhance oral delivery of paclitaxel (PTX) by targeting monocarboxylate transporters (MCT) and glucose transporters (GLUT). The synthesized NSCF was characterised by FT-IR and 1 H NMR spectra. The prepared 30.78 % (degree of substitution of N-SAA) NSCF-PTX-PLip were approximately 150 nm in size, with a regular spherical shape, the zeta potential of -25...
June 15, 2024: Carbohydrate Polymers
https://read.qxmd.com/read/38553197/highly-elastic-fatigue-resistant-antibacterial-conductive-and-nanocellulose-enhanced-hydrogels-with-selenium-nanoparticles-loading-as-strain-sensors
#28
JOURNAL ARTICLE
Xinling Nie, Yitong Xie, Xiaofeng Ding, Lili Dai, Feng Gao, Wancheng Song, Xun Li, Pei Liu, Zhongbiao Tan, Hao Shi, Chenhuan Lai, Daihui Zhang, Yongxian Lai
The fabrication of highly elastic, fatigue-resistant and conductive hydrogels with antibacterial properties is highly desirable in the field of wearable devices. However, it remains challenging to simultaneously realize the above properties within one hydrogel without compromising excellent sensing ability. Herein, we fabricated a highly elastic, fatigue-resistant, conductive, antibacterial and cellulose nanocrystal (CNC) enhanced hydrogel as a sensitive strain sensor by the synergistic effect of biosynthesized selenium nanoparticles (BioSeNPs), MXene and nanocellulose...
June 15, 2024: Carbohydrate Polymers
https://read.qxmd.com/read/38543004/tailoring-the-formation-of-functionalized-furans-from-glucose-in-water-with-nature-sourced-catalysts-and-in-situ-nmr
#29
JOURNAL ARTICLE
Stefan S Warthegau, Sebastian Meier
Chain elongation of unprotected carbohydrates in water under mild conditions remains a challenge both in chemical and biochemical synthesis. The Knoevenagel addition or condensation enables transformations to bioactive scaffolds for pharmaceutical and agrochemical compounds. Unfortunately, the catalysts in use for these transformations often reduce the green metrics of the transformations. Here, we use in situ NMR visualizations to explore the prospective use of natural catalysts for the synthesis of triple- and quadruple-functionalized furan- or dihydrofuran-derivatives from glucose and malononitrile...
March 19, 2024: Molecules: a Journal of Synthetic Chemistry and Natural Product Chemistry
https://read.qxmd.com/read/38536842/graphmhc-neoantigen-prediction-model-applying-the-graph-neural-network-to-molecular-structure
#30
JOURNAL ARTICLE
Hoyeon Jeong, Young-Rae Cho, Jungsoo Gim, Seung-Kuy Cha, Maengsup Kim, Dae Ryong Kang
Neoantigens are tumor-derived peptides and are biomarkers that can predict prognosis related to immune checkpoint inhibition by estimating their binding to major histocompatibility complex (MHC) proteins. Although deep neural networks have been primarily used for these prediction models, it is difficult to interpret the models reported thus far as accurately representing the interactions between biomolecules. In this study, we propose the GraphMHC model, which utilizes a graph neural network model applied to molecular structure to simulate the binding between MHC proteins and peptide sequences...
2024: PloS One
https://read.qxmd.com/read/38533652/co-overexpression-of-sweet-sucrose-transporters-modulates-sucrose-synthesis-and-defence-responses-to-enhance-immunity-against-bacterial-blight-in-rice
#31
JOURNAL ARTICLE
Jitender Singh, Donald James, Shubhashis Das, Manish Kumar Patel, Rashmi Ranjan Sutar, V Mohan Murali Achary, Naveen Goel, Kapuganti Jagadis Gupta, Malireddy K Reddy, Gopaljee Jha, Ramesh V Sonti, Christine H Foyer, Jitendra Kumar Thakur, Baishnab C Tripathy
Enhancing carbohydrate export from source to sink tissues is considered to be a realistic approach for improving photosynthetic efficiency and crop yield. The rice sucrose transporters OsSUT1, OsSWEET11a and OsSWEET14 contribute to sucrose phloem loading and seed filling. Crucially, Xanthomonas oryzae pv. oryzae (Xoo) infection in rice enhances the expression of OsSWEET11a and OsSWEET14 genes, and causes leaf blight. Here we show that co-overexpression of OsSUT1, OsSWEET11a and OsSWEET14 in rice reduced sucrose synthesis and transport leading to lower growth and yield but reduced susceptibility to Xoo relative to controls...
March 27, 2024: Plant, Cell & Environment
https://read.qxmd.com/read/38533538/cxcr4-targeted-macrophage-derived-biomimetic-hybrid-vesicle-nanoplatform-for-enhanced-cancer-therapy-through-codelivery-of-manganese-and-doxorubicin
#32
JOURNAL ARTICLE
Yeonwoo Jang, Young Seok Cho, April Kim, Xingwu Zhou, Yujin Kim, Ziye Wan, James J Moon, Hansoo Park
Immune-cell-derived membranes have garnered significant attention as innovative delivery modalities in cancer immunotherapy for their intrinsic immune-modulating functionalities and superior biocompatibilities. Integrating additional parental cell membranes or synthetic lipid vesicles into cellular vesicles can further potentiate their capacities to perform combinatorial pharmacological activities in activating antitumor immunity, thus providing insights into the potential of hybrid cellular vesicles as versatile delivery vehicles for cancer immunotherapy...
March 27, 2024: ACS Applied Materials & Interfaces
https://read.qxmd.com/read/38523174/modeling-key-intermediates-during-anaerobic-digestion-of-lipid-rich-kitchen-waste-with-an-extended-adm1
#33
JOURNAL ARTICLE
Simon Weber
Quantitative dynamics of the key intermediates, gases and carbohydrates during anaerobic digestion of different lipid rich kitchen waste and lipid rich model kitchen waste were modeled. Six batch reactors loaded with 25 g <mml:math xmlns:mml="https://www.w3.org/1998/Math/MathML"><mml:msub><mml:mrow/> <mml:mtext>VS</mml:mtext></mml:msub> </mml:math>  l <mml:math xmlns:mml="https://www.w3.org/1998/Math/MathML"><mml:msup><mml:mrow/> <mml:mrow><mml:mo>-</mml:mo> <mml:mn>1</mml:mn></mml:mrow> </mml:msup> </mml:math> ( <mml:math xmlns:mml="https://www...
March 25, 2024: Biodegradation
https://read.qxmd.com/read/38521054/cadence-paradox-in-cycling-part-1-maximal-lactate-steady-state-and-carbohydrate-utilization-dependent-on-cycling-cadence
#34
JOURNAL ARTICLE
Ralph Beneke, Marisa Granseyer, Renate M Leithäuser
PURPOSE: To assess (1) whether and how a higher maximal lactate steady state (MLSS) at higher cycling cadence (RPM) comes along with higher absolute and/or fractional carbohydrate combustion (CHOMLSS), respectively, and (2) whether there is an interrelation between potential RPM-dependent MLSS effects and the maximally achievable RPM (RPMMAX). METHODS: Twelve healthy males performed incremental load tests to determine peak power, peak oxygen uptake, and 30-minute MLSS tests at 50 and 100 per minute, respectively, to assess RPM-dependent MLSS, corresponding power output, CHOMLSS responses, and 6-second sprints to measure RPMMAX...
March 22, 2024: International Journal of Sports Physiology and Performance
https://read.qxmd.com/read/38516884/chimeric-antigen-receptor-macrophages-target-and-resorb-amyloid-plaques
#35
JOURNAL ARTICLE
Alexander B Kim, Qingli Xiao, Ping Yan, Qiuyun Pan, Gaurav Pandey, Susie Grathwohl, Ernesto Gonzales, Isabella Xu, Yoonho Cho, Hans Haecker, Slava Epelman, Abhinav Diwan, Jin-Moo Lee, Carl J DeSelm
Substantial evidence suggests a role for immunotherapy in treating Alzheimer's disease (AD). While the precise pathophysiology of AD is incompletely understood, clinical trials of antibodies targeting aggregated forms of β amyloid (Aβ) have shown that reducing amyloid plaques can mitigate cognitive decline in patients with early-stage AD. Here, we describe what we believe to be a novel approach to target and degrade amyloid plaques by genetically engineering macrophages to express an Aβ-targeting chimeric antigen receptor (CAR-Ms)...
February 6, 2024: JCI Insight
https://read.qxmd.com/read/38515650/impact-of-preoperative-carbohydrate-loading-on-postoperative-course-and-morbidity-in-debulking-surgery-for-epithelial-ovarian-cancer
#36
JOURNAL ARTICLE
Tayfun Toptas, Isin Ureyen, Alper Kahraman, Mustafa Gokkaya, Necim Yalcin, Aysun Alci, Merve Cakir Kole, Selim Kandemi R, Mehmet Goksu, Nedim Akgul, Selen Dogan
Despite the theoretical benefits, the favorable effect of preoperative carbohydrate loading on postoperative morbidity remains controversial. Most of the outcomes reported in the literature are derived from non-gynecologic surgery data, with only one study involving a limited number of patients specifically in gynecological oncology. The present study aimed to investigate the impact of carbohydrate loading, as a single element of enhanced recovery after surgery protocols, on postoperative course and morbidity in patients undergoing debulking surgery for epithelial ovarian cancer (EOC)...
May 2024: Experimental and Therapeutic Medicine
https://read.qxmd.com/read/38514084/noninvasively-deciphering-the-immunosuppressive-tumor-microenvironment-using-galectin-1-pet-to-inform-immunotherapy-responses
#37
JOURNAL ARTICLE
Ning Liu, Xiujie Yang, Chao Gao, Jianze Wang, Yuwen Zeng, Linyu Zhang, Qi Yin, Ting Zhang, Haoyi Zhou, Kui Li, Jinhong Du, Shixin Zhou, Xuyang Zhao, Hua Zhu, Zhi Yang, Zhaofei Liu
Immune checkpoint blockade (ICB) has achieved groundbreaking results in clinical cancer therapy; however, only a subset of patients experience durable benefits. The aim of this study was to explore strategies for predicting tumor responses to optimize the intervention approach using ICB therapy. Methods: We used a bilateral mouse model for proteomics analysis to identify new imaging biomarkers for tumor responses to ICB therapy. A PET radiotracer was synthesized by radiolabeling the identified biomarker-targeting antibody with 124 I...
March 21, 2024: Journal of Nuclear Medicine
https://read.qxmd.com/read/38513989/continuous-moderate-and-intermittent-high-intensity-exercise-in-youth-with-type-1-diabetes-which-protection-for-dysglycemia
#38
JOURNAL ARTICLE
Cassandra Parent, Elodie Lespagnol, Serge Berthoin, Sémah Tagougui, Chantal Stuckens, Cajsa Tonoli, Michelle Dupire, Aline Dewaele, Julie Dereumetz, Chloé Dewast, Iva Gueorgieva, Rémi Rabasa-Lhoret, Elsa Heyman
AIM: From an early age, exercise is key to managing type 1 diabetes (T1D). However, hypoglycemia around aerobic exercise is a major barrier to physical activity in children. We explore whether intermittent high-intensity aerobic exercise (IHE), designed to mimic spontaneous childhood physical activity patterns, offers better protection against glycemic drop than continuous moderate-intensity exercise (CME). METHODS: Five boys and 7 girls with T1D (9.8 ± 1...
March 19, 2024: Diabetes Research and Clinical Practice
https://read.qxmd.com/read/38513730/impact-of-conjugation-to-different-lipids-on-the-lymphatic-uptake-and-biodistribution-of-brush-peg-polymers
#39
JOURNAL ARTICLE
Mohammad Abdallah, Lihuan Lin, Ian K Styles, Alexander Mörsdorf, James L Grace, Gracia Gracia, Cornelia B Landersdorfer, Cameron J Nowell, John F Quinn, Michael R Whittaker, Natalie L Trevaskis
Delivery to peripheral lymphatics can be achieved following interstitial administration of nano-sized delivery systems (nanoparticles, liposomes, dendrimers etc) or molecules that hitchhike on endogenous nano-sized carriers (such as albumin). The published work concerning the hitchhiking approach has mostly focussed on the lymphatic uptake of vaccines conjugated directly to albumin binding moieties (ABMs such as lipids, Evans blue dye derivatives or peptides) and their subsequent trafficking into draining lymph nodes...
March 19, 2024: Journal of Controlled Release
https://read.qxmd.com/read/38501996/comparison-between-prefabricated-ankle-foot-orthoses-dyna-ankle-and-ud-flex-in-patients-with-hemiplegia
#40
JOURNAL ARTICLE
Su Ji Lee, Tae Yong Kim, Kyung Min Kim, Sung-Rae Cho
OBJECTIVE: To compare the kinematic effects of two widely-used prefabricated ankle-foot orthoses (AFOs), the Dyna Ankle (DA) and UD Flex (UD), on the gait cycle of patients with hemiplegia due to cerebral palsy or acquired brain injury. METHODS: This was a retrospective cohort study involving 29 patients. Gait analysis results were assessed under three conditions: barefoot, with the DA, and with the UD. Friedman tests and post hoc analysis with Bonferroni correction were performed to assess differences between the three conditions...
March 2024: Journal of International Medical Research
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