keyword
https://read.qxmd.com/read/38669705/optimal-hippocampal-targeting-in-responsive-neurostimulation-for-mesial-temporal-lobe-epilepsy
#1
JOURNAL ARTICLE
Henry M Skelton, Katie Bullinger, Faical Isbaine, Jonathan C Lau, Jon T Willie, Robert E Gross
OBJECTIVE: The aim of this study was to identify features of responsive neurostimulation (RNS) lead configuration and contact placement associated with greater seizure reduction in mesial temporal lobe epilepsy (MTLE). METHODS: A single-center series of patients with MTLE treated with RNS were retrospectively analyzed to assess the relationship between anatomical targeting and seizure reduction. Targeting was determined according to both the preoperatively conceived lead configuration and the actual placement of RNS contacts...
April 26, 2024: Journal of Neurosurgery
https://read.qxmd.com/read/38669353/defining-primary-refractory-large-b-cell-lymphoma
#2
JOURNAL ARTICLE
Allison M Bock, Raphael Mwangi, Yucai Wang, Arushi Khurana, Matthew J Maurer, Amy Ayers, Brad S Kahl, Peter Martin, Jonathon B Cohen, Carla Casulo, Izidore S Lossos, Umar Farooq, Sabarish Ayyappan, Tanner Wayne Reicks, Thomas M Habermann, Thomas E Witzig, Christopher R Flowers, James R Cerhan, Loretta J Nastoupil, Grzegorz S Nowakowski
Patients with large B-cell lymphoma (LBCL) that fail to achieve a complete response (CR) or relapse early after anthracycline-containing immunochemotherapy (IC) have a poor prognosis and are commonly considered "primary refractory disease". However, different definitions of primary refractory disease are used in the literature and clinical practice. In this study, we ex-amined variation in the time to relapse used to define refractory status and association with sur-vival outcomes in patients with primary refractory LBCL in a single-center prospective cohort with a validation in an independent multi-center cohort...
April 26, 2024: Blood Advances
https://read.qxmd.com/read/38669336/vagus-nerve-stimulation-modulates-distinct-acetylcholine-receptors-on-b-cells-and-limits-the-germinal-center-response
#3
JOURNAL ARTICLE
Izumi Kurata-Sato, Ibrahim T Mughrabi, Minakshi Rana, Michael Gerber, Yousef Al-Abed, Barbara Sherry, Stavros Zanos, Betty Diamond
Acetylcholine is produced in the spleen in response to vagus nerve activation; however, the effects on antibody production have been largely unexplored. Here, we use a chronic vagus nerve stimulation (VNS) mouse model to study the effect of VNS on T-dependent B cell responses. We observed lower titers of high-affinity IgG and fewer antigen-specific germinal center (GC) B cells. GC B cells from chronic VNS mice exhibited altered mRNA and protein expression suggesting increased apoptosis and impaired plasma cell differentiation...
April 26, 2024: Science Advances
https://read.qxmd.com/read/38669180/negative-correlation-between-soil-salinity-and-soil-organic-carbon-variability
#4
JOURNAL ARTICLE
Amirhossein Hassani, Pete Smith, Nima Shokri
Soil organic carbon (SOC) is vital for terrestrial ecosystems, affecting biogeochemical processes, and soil health. It is known that soil salinity impacts SOC content, yet the specific direction and magnitude of SOC variability in relation to soil salinity remain poorly understood. Analyzing 43,459 mineral soil samples (SOC < 150 g kg-1 ) collected across different land covers since 1992, we approximate a soil salinity increase from 1 to 5 dS m-1 in croplands would be associated with a decline in mineral soils SOC from 0...
April 30, 2024: Proceedings of the National Academy of Sciences of the United States of America
https://read.qxmd.com/read/38669118/research-progress-on-liposome-pulmonary-delivery-of-mycobacterium-tuberculosis-nucleic-acid-vaccine-and-its-mechanism-of-action
#5
REVIEW
Danyang Zhang, Haimei Zhao, Ping Li, Xueqiong Wu, Yan Liang
Traditional vaccines have played an important role in the prevention and treatment of infectious diseases, but they still have problems such as low immunogenicity, poor stability, and difficulty in inducing lasting immune responses. In recent years, the nucleic acid vaccine has emerged as a relatively cheap and safe new vaccine. Compared with traditional vaccines, nucleic acid vaccine has some unique advantages, such as easy production and storage, scalability, and consistency between batches. However, the direct administration of naked nucleic acid vaccine is not ideal, and safer and more effective vaccine delivery systems are needed...
April 26, 2024: Journal of Aerosol Medicine and Pulmonary Drug Delivery
https://read.qxmd.com/read/38668705/detection-of-active-sars-cov-2-3cl-protease-in-infected-cells-using-activity-based-probes-with-a-2-6-dichlorobenzoyloxymethyl-ketone-reactive-warhead
#6
JOURNAL ARTICLE
Yuki Yamauchi, Sho Konno, Noriko Omura, Narumi Yoshioka, Alexandra Hingst, Michael Gütschow, Christa E Müller, Akihiro Taguchi, Atsuhiko Taniguchi, Atsushi Kawaguchi, Yoshio Hayashi
The 3CL protease (3CLpro) is a viral cysteine protease of SARS-CoV-2 and is responsible for the main processing of the viral polyproteins involved in viral replication and proliferation. Despite the importance of 3CLpro as a drug target, the intracellular dynamics of active 3CLpro, including its expression and subcellular localization in SARS-CoV-2-infected cells, are poorly understood. Herein, we report an activity-based probe (ABP) with a clickable alkyne and an irreversible warhead for the SARS-CoV-2 3CL protease...
April 26, 2024: ACS Chemical Biology
https://read.qxmd.com/read/38668541/the-rapid-emergence-of-hypervirulent-klebsiella-species-and-burkholderia-pseudomallei-as-major-health-threats-in-southeast-asia-the-urgent-need-for-recognition-as-neglected-tropical-diseases
#7
REVIEW
Matthew J W Kain, Nicola L Reece, Christopher M Parry, Giri Shan Rajahram, David L Paterson, Stephen D Woolley
The World Health Organization (WHO)'s list of neglected tropical diseases (NTDs) highlights conditions that are responsible for devastating health, social and economic consequences, and yet, they are overlooked and poorly resourced. The NTD list does not include conditions caused by Gram-negative bacilli (GNB). Infections due to GNB cause significant morbidity and mortality and are prevalent worldwide. Southeast Asia is a WHO region of low- and middle-income countries carrying the largest burden of NTDs. Two significant health threats in Southeast Asia are Burkholderia pseudomallei (causing melioidosis) and hypervirulent Klebsiella pneumoniae (HvKp)...
April 8, 2024: Tropical Medicine and Infectious Disease
https://read.qxmd.com/read/38668433/different-immune-control-of-gram-positive-and-gram-negative-mammary-infections-in-dairy-cows
#8
JOURNAL ARTICLE
Giulio Curone, Joel Filipe, Alessia Inglesi, Valerio Bronzo, Claudia Pollera, Stefano Comazzi, Susanna Draghi, Renata Piccinini, Gianluca Ferlazzo, Alda Quattrone, Daniele Vigo, Massimo Amadori, Federica Riva
In the dairy industry, bovine mastitis represents a major concern due to substantial production losses and costs related to therapies and early culling. The mechanisms of susceptibility and effective response to intra-mammary infections are still poorly understood. Therefore, we investigated innate immunity in acellular bovine skim milk through cytofluorimetric analyses of bacterial killing activity against both Gram-positive and Gram-negative pathogens. Freshly cultured E. coli and S. aureus strains were incubated with colostrum and milk samples at different lactation time points from two groups of cows, purportedly representing mastitis-resistant and mastitis-susceptible breeds; bacterial cells were analyzed for vitality by flow cytometry following incorporation of vital dyes...
April 6, 2024: Veterinary Sciences
https://read.qxmd.com/read/38668032/soluble-immune-checkpoint-molecules-as-predictors-of-efficacy-in-immuno-oncology-combination-therapy-in-advanced-renal-cell-carcinoma
#9
JOURNAL ARTICLE
Kosuke Ueda, Keiichiro Uemura, Naoki Ito, Yuya Sakai, Satoshi Ohnishi, Hiroki Suekane, Hirofumi Kurose, Tasuku Hiroshige, Katsuaki Chikui, Kiyoaki Nishihara, Makoto Nakiri, Shigetaka Suekane, Sachiko Ogasawara, Hirohisa Yano, Tsukasa Igawa
Immuno-oncology (IO) combination therapy is the first-line treatment for advanced renal cell carcinoma (RCC). However, biomarkers for predicting the response to IO combination therapy are lacking. Here, we investigated the association between the expression of soluble immune checkpoint molecules and the therapeutic efficacy of IO combination therapy in advanced RCC. The expression of soluble programmed cell death-1 (sPD-1), soluble programmed cell death ligand-1 (sPD-L1), soluble PD-L2 (sPD-L2), and lymphocyte activation gene-3 (sLAG-3) was assessed in plasma samples from 42 patients with advanced RCC who received first-line IO combination therapy...
March 22, 2024: Current Oncology
https://read.qxmd.com/read/38667928/redundant-and-distinct-roles-of-two-14-3-3-proteins-in-fusarium-sacchari-pathogen-of-sugarcane-pokkah-boeng-disease
#10
JOURNAL ARTICLE
Yuejia Chen, Ziting Yao, Lixian Zhao, Mei Yu, Baoshan Chen, Chengwu Zou
Fusarium sacchari , a key pathogen of sugarcane, is responsible for the Pokkah boeng disease (PBD) in China. The 14-3-3 proteins have been implicated in critical developmental processes, including dimorphic transition, signal transduction, and carbon metabolism in various phytopathogenic fungi. However, their roles are poorly understood in F. sacchari. This study focused on the characterization of two 14-3-3 protein-encoding genes, FsBmh1 and FsBmh2 , within F. sacchari . Both genes were found to be expressed during the vegetative growth stage, yet FsBmh1 was repressed at the sporulation stage in vitro...
March 28, 2024: Journal of Fungi (Basel, Switzerland)
https://read.qxmd.com/read/38667618/the-first-use-of-a-midline-catheter-in-outpatient-pain-management
#11
Kinga Olczyk-Miiller, Maciej Latos, Dariusz Kosson, Marcin Kołacz, Robert Hadzik
Midline catheters (MCs) are used to deliver intravenous therapy lasting over 5 days to patients in hospitals. However, the constant development of home and outpatient care is challenging medical teams to provide effective and safe planned therapy to patients under such conditions. We describe the first time an MC was used in outpatient pain management in Poland. A 60-year-old man presented to the Pain Management Clinic with a history of RCC of the left kidney and lumbar back pain radiating to the left knee joint...
April 18, 2024: Healthcare (Basel, Switzerland)
https://read.qxmd.com/read/38667288/development-and-characterisation-of-a-new-patient-derived-xenograft-model-of-ar-negative-metastatic-castration-resistant-prostate-cancer
#12
JOURNAL ARTICLE
Daniel J Turnham, Manisha S Mullen, Nicholas P Bullock, Kathryn L Gilroy, Anna E Richards, Radhika Patel, Marcos Quintela, Valerie S Meniel, Gillian Seaton, Howard Kynaston, Richard W E Clarkson, Toby J Phesse, Peter S Nelson, Michael C Haffner, John N Staffurth, Helen B Pearson
As the treatment landscape for prostate cancer gradually evolves, the frequency of treatment-induced neuroendocrine prostate cancer (NEPC) and double-negative prostate cancer (DNPC) that is deficient for androgen receptor (AR) and neuroendocrine (NE) markers has increased. These prostate cancer subtypes are typically refractory to AR-directed therapies and exhibit poor clinical outcomes. Only a small range of NEPC/DNPC models exist, limiting our molecular understanding of this disease and hindering our ability to perform preclinical trials exploring novel therapies to treat NEPC/DNPC that are urgently needed in the clinic...
April 12, 2024: Cells
https://read.qxmd.com/read/38667168/an-extracellular-matrix-overlay-model-for-bioluminescence-microscopy-to-measure-single-cell-heterogeneous-responses-to-antiandrogens-in-prostate-cancer-cells
#13
JOURNAL ARTICLE
Audrey Champagne, Imene Chebra, Pallavi Jain, Cassandra Ringuette Goulet, Annie Lauzier, Antoine Guyon, Bertrand Neveu, Frédéric Pouliot
Prostate cancer (PCa) displays diverse intra-tumoral traits, impacting its progression and treatment outcomes. This study aimed to refine PCa cell culture conditions for dynamic monitoring of androgen receptor (AR) activity at the single-cell level. We introduced an extracellular matrix-Matrigel (ECM-M) culture model, enhancing cellular tracking during bioluminescence single-cell imaging while improving cell viability. ECM-M notably tripled the traceability of poorly adherent PCa cells, facilitating robust single-cell tracking, without impeding substrate permeability or AR response...
April 5, 2024: Biosensors
https://read.qxmd.com/read/38667139/recognizing-and-looking-at-masked-emotional-faces-in-alexithymia
#14
JOURNAL ARTICLE
Marla Fuchs, Anette Kersting, Thomas Suslow, Charlott Maria Bodenschatz
Alexithymia is a clinically relevant personality construct characterized by difficulties identifying and communicating one's emotions and externally oriented thinking. Alexithymia has been found to be related to poor emotion decoding and diminished attention to the eyes. The present eye tracking study investigated whether high levels of alexithymia are related to impairments in recognizing emotions in masked faces and reduced attentional preference for the eyes. An emotion recognition task with happy, fearful, disgusted, and neutral faces with face masks was administered to high-alexithymic and non-alexithymic individuals...
April 18, 2024: Behavioral Sciences
https://read.qxmd.com/read/38667117/primary-arterial-hypertension-associated-with-cognitive-dysfunction-in-young-adults-results-from-a-cross-sectional-controlled-study
#15
JOURNAL ARTICLE
Kristijonas Puteikis, Karolis Ažukaitis, Danguolė Dadurkevičienė, Kazys Simanauskas, Vaida Šileikienė, Augustina Jankauskienė, Rūta Mameniškienė
Despite evidence of primary hypertension (PH)-associated cognitive dysfunction in pediatric, middle-aged, and older adult populations, respective data in young adults remains scarce. We aimed to define differences in cognitive performance between individuals with PH and healthy controls in early adulthood. A convenience sample of young adults (age 18-45 years) with PH and their healthy sex, age, education, and household income matched counterparts were cross-sectionally tested for verbal fluency, verbal memory, general intelligence, reaction speed, attention, visual memory, and executive functioning...
April 12, 2024: Behavioral Sciences
https://read.qxmd.com/read/38666930/revisiting-neuroblastoma-nrf2-nf-%C3%AE%C2%BAb-and-phox2b-as-a-promising-network-in-neuroblastoma
#16
REVIEW
Sara Peggion, Safiullah Najem, Jan Philipp Kolman, Konrad Reinshagen, Laia Pagerols Raluy
Neuroblastoma is the most common solid extracranial tumor during childhood; it displays extraordinary heterogeneous clinical courses, from spontaneous regression to poor outcome in high-risk patients due to aggressive growth, metastasizing, and treatment resistance. Therefore, the identification and detailed analysis of promising tumorigenic molecular mechanisms are inevitable. This review highlights the abnormal regulation of NF-κB, Nrf2, and Phox2B as well as their interactions among each other in neuroblastoma...
April 6, 2024: Current Issues in Molecular Biology
https://read.qxmd.com/read/38666903/otic-capsule-dehiscences-simulating-other-inner-ear-diseases-characterization-clinical-profile-and-follow-up-is-m%C3%A3-ni%C3%A3-re-s-disease-the-sole-cause-of-vertigo-and-fluctuating-hearing-loss
#17
JOURNAL ARTICLE
Joan Lorente-Piera, Carlos Prieto-Matos, Raquel Manrique-Huarte, Octavio Garaycochea, Pablo Domínguez, Manuel Manrique
INTRODUCTION: We present a series of six cases whose clinical presentations exhibited audiovestibular manifestations of a third mobile window mechanism, bearing a reasonable resemblance to Ménière's disease and otosclerosis. The occurrence of these cases in such a short period has prompted a review of the underlying causes of its development. Understanding the pathophysiology of third mobile window syndrome and considering these entities in the differential diagnosis of conditions presenting with vertigo and hearing loss with slight air-bone gaps is essential for comprehending this group of pathologies...
April 12, 2024: Audiology Research
https://read.qxmd.com/read/38666458/serine-protease-inhibitor-serpina3n-regulates-cardiac-remodeling-after-myocardial-infarction
#18
JOURNAL ARTICLE
Qihao Sun, Wei Chen, Rimao Wu, Bo Tao, Ping Wang, Baiming Sun, Juan F Alvarez, Feiyang Ma, David Ceja Galindo, Sean P Maroney, Anthony J Saviola, Kirk C Hansen, Shen Li, Arjun Deb
Following myocardial infarction, the heart repairs itself via a fibrotic repair response. The degree of fibrosis is determined by the balance between deposition of extracellular matrix by activated fibroblasts and breakdown of nascent scar tissue by proteases that are secreted predominantly by inflammatory cells. Excessive proteolytic activity and matrix turnover has been observed in human heart failure and protease inhibitors in the injured heart regulate matrix breakdown. Serine protease inhibitors (Serpins) represent the largest and the most functionally diverse family of evolutionary conserved protease inhibitors and levels of the specific Serpin, SerpinA3, have been strongly associated with clinical outcomes in human myocardial infarction as well as non-ischemic cardiomyopathies...
April 26, 2024: Cardiovascular Research
https://read.qxmd.com/read/38666422/novel-in-vitro-platform-for-studying-the-cell-response-to-healthy-and-diseased-tendon-matrices
#19
JOURNAL ARTICLE
Subhajit Konar, Sophia Leung, Mei Lin Tay, Brendan Coleman, Nicola Dalbeth, Jillian Cornish, Dorit Naot, David S Musson
Current in vitro models poorly represent the healthy or diseased tendon microenvironment, limiting the translation of the findings to clinics. The present work aims to establish a physiologically relevant in vitro tendon platform that mimics biophysical aspects of a healthy and tendinopathic tendon matrix using a decellularized bovine tendon and to characterize tendon cells cultured using this platform. Bovine tendons were subjected to various decellularization techniques, with the efficacy of decellularization determined histologically...
April 26, 2024: ACS Biomaterials Science & Engineering
https://read.qxmd.com/read/38666306/nitrate-transporter-protein-npf5-12-and-major-latex-like-protein-mlp6-are-important-defense-factors-against-verticillium-longisporum
#20
JOURNAL ARTICLE
Fredrik Dölfors, Jonas Ilbäck, Sarosh Bejai, Johan Fogelqvist, Christina Dixelius
Plant defense responses to the soil-borne fungus Verticillium longisporum causing stem stripe disease on oilseed rape (Brassica napus) are poorly understood. In this study, a population of recombinant inbred lines (RILs) using the Arabidopsis thaliana accessions Sei-0 and Can-0 was established. Composite interval mapping, transcriptome data and T-DNA mutant screening identified the NITRATE/PEPTIDE TRANSPORTER FAMILY 5.12 gene (AtNPF5.12) as being associated with disease susceptibility in Can-0. Coimmunoprecipitation revealed interaction between AtNPF5...
April 26, 2024: Journal of Experimental Botany
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