Recapitulating dengue virus infection with human pluripotent stem cell-derived liver organoids for antiviral screening.

Dengue virus (DENV) poses a major global health threat, affecting an estimated 100 to 400 million people annually. The infection and pathogenesis remain incompletely understood, and no antiviral drug is currently approved for DENV treatment. Here, we develop a human pluripotent stem cell (hPSC)-derived liver organoid (hPLO) model to characterize DENV infection and screen for antivirals.

Determining the scanning range of coronary computed tomography angiography based on deep learning.

Background: Coronary computed tomography angiography (CCTA) is essential for diagnosing coronary artery disease as it provides detailed images of the heart's blood vessels to identify blockages or abnormalities. Traditionally, determining the computed tomography (CT) scanning range has relied on manual methods due to limited automation in this area.

Aim: To develop and evaluate a novel deep learning approach to automate the determination of CCTA scan ranges using anteroposterior scout images.

Association between high-sensitivity C-reactive protein, cystatin C and all-cause mortality in middle-aged and elderly participants with sarcopenia.

Background: High-sensitivity C-reactive protein (hs-CRP) and cystatin C (CysC), which associate with prognosis, are widely used indicators for inflammation and kidney function respectively in clinical practice.

Aims: This study aims to determine whether elevated hs-CRP and CysC concentrations are associated with all-cause mortality in middle-aged and elderly participants with sarcopenia.

Methods: This was a retrospective study which included 612 individuals with sarcopenia from a Chinese cohort.

Genetic diversity and structure of Oncomelania hupensis snails in an area where Schistosoma japonicum transmission has been interrupted for nearly 30 years.

China was once a major endemic zone for Schistosoma japonicum, but decades of control efforts have dramatically reduced transmission. Suzhou City, in Jiangsu Province, a former hyperendemic area, achieved transmission interruption in 1995. However, the intermediate host Oncomelania hupensis persists and new habitats in non-endemic villages pose resurgence risks if parasites are reintroduced.

Penicipyrrolidines A-N, pyrrolidine derivatives with inhibitory effects on EMT and fibroblast activation from the mangrove-derived fungus sp. DM27.

Unlabelled: An investigation of the mangrove-derived fungus sp. DM27 led to the isolation of 19 new compounds, including three pairs of piperidinone enantiomers ( ±)-, ( ±)-, and ( ±)-, two pairs of pyrrolidinone enantiomers ( ±)- and ( ±)-, and nine pyrrolidine derivatives -. The structures of - were elucidated through NMR and HRESIMS analysis, coupled with experimental and calculated ECD spectroscopy and the modified Mosher method.

Methionine sulfoxide reductase A deficiency aggravated ferroptosis in LPS-induced acute kidney injury by inhibiting the AMPK/NRF2 axis and activating the CaMKII/HIF-1α pathway.

Methionine sulfoxide reductase A (MsrA) is an important antioxidant enzyme that is present in various tissues and play a crucial role in many pathological processes. However, the role of MsrA in acute kidney injury (AKI) requires further exploration. Here, we aimed to explore whether MsrA is involved in sepsis-associated AKI and the underlying mechanisms.

Comparative analysis of population genetics between Schistosoma japonicum-infected and uninfected Oncomelania hupensis snails using microsatellites.

Schistosomiasis is now at a low prevalence in China, but schistosome infections in intermediate host Oncomelania hupensis have been constantly reported. Previous studies have revealed a behavioral modification of snails associated with infection. However, there is a lack of comparative population genetics between schistosome-infected and uninfected snails.

Hyperuricemia Exacerbates Psoriatic Inflammation by Inducing M1 Macrophage Activation and Th1 Cell Differentiation.

A higher prevalence of hyperuricemia is observed in psoriasis, yet the precise involvement of hyperuricemia in psoriasis remains unclear. Therefore, we investigated the relationship between hyperuricemia and psoriasis, as well as the potential mechanisms through which hyperuricemia may promote psoriatic inflammation. Firstly, a literature review on psoriasis and serum uric acid (SUA) levels and a retrospective analysis on PASI scores and SUA of 147 psoriasis patients at the Dermatology Hospital of Southern Medical University were performed.

Structurally diverse tetrahydroxanthone analogues from Paraconiothyrium sp. AC31 with pyroptosis induction through targeted inhibition of PARP1 in hepatocellular carcinoma cells.

This study reports the isolation and characterization of six novel tetrahydroxanthone derivatives, paraconixanthones A - F (1-6), a new diphenyl ether (7), and thirteen known compounds (8-20) from the endophytic fungus Paraconiothyrium sp. AC31. The chemical structures were elucidated using NMR, MS, X-ray diffraction, and ECD analyses.

Performance of ddPCR-GNB for microbial diagnosis of suspected bloodstream infection due to the four most common gram-negative bacteria: a prospective, multicenter study.

Unlabelled: We aimed to validate the performance of ddPCR-GNB, a plasma droplet digital PCR panel targeting the four most common gram-negative bacteria, for patients with suspected bloodstream infection (BSI). Patients suspected of having BSIs were prospectively enrolled. The results of blood culture and ddPCR-GNB were compared, and cases with discordant results were arbitrated on the basis of additional microbiological results and clinical evidence.

A Hepatic Oxidative Metabolite of Palmatine Ameliorates DSS-Induced Ulcerative Colitis by Regulating Macrophage Polarization Through AMPK/NF-κB Pathway.

Palmatine (PAL) and berberine are both classified as protoberberine alkaloids, derived from several traditional Chinese herbs such as Franch. and   Schneid. These compounds are extensively used in treating dysentery and colitis.

Aculeapyridones A-Q, Pyranopyridone Alkaloids with Protective Effects against Acetaminophen-Induced Acute Liver Injury Discovered from a Coculture of WHUF0198 and a sp.

In the search for novel natural products with hepatoprotective effects against acetaminophen-induced acute liver injury, the marine-derived fungus WHUF0198 was investigated. Seventeen undescribed pyranopyridone alkaloids, aculeapyridones A-Q (-), were isolated by bioactivity-guided fractionation of an extract obtained by coculture of the WHUF0198 with the mangrove-associated fungus sp. DM27.

Does preeclampsia impact the gut microbiota of preterm offspring during early infancy?

Preeclampsia (PE) is a pregnancy complication characterized by high blood pressure and organ damage. This study investigates the differences in the gut microbiota between preterm neonates born to mothers with PE and those born to mothers without PE (PR), aiming to understand how maternal health conditions like PE influence neonatal gut microbiota. The early gut microbiota plays a crucial role in neonatal health, and disturbances in its development can have long-term consequences.

Microbial analyses of infectious keloids on the anterior chest-a case-control study.

Some studies have confirmed that pathogens can cause infection through bacterial cultures on the surface of infectious keloids. However, further exploration of the comparison between infectious and non-infectious keloids and the bacterial flora of infectious foci is lacking. To investigate the differential flora of purulent secretions on the surface of infectious keloids compared to non-infectious keloids and to determine the microbial composition within the infectious foci.

Association between "Life's Essential 8" cardiovascular health and apparent treatment-resistant hypertension among US adults from the NHANES, 2005 to 2018.

Background: The association between healthy lifestyle and American Heart Association (AHA) Life's Essential 8 (LE8) score and apparent treatment-resistant hypertension(aTRH)remains uncertain. We aimed to explore the association between healthy lifestyle and higher LE8 score and apparent treatment-resistant hypertension in the general population.

Methods: Using NHANES data from 2005 to 2018, we included and analyzed information on 7,474 participants eligible for this study.

Exploring the relationship between depressive symptoms, problematic smartphone use, and cumulative risk factors in nursing students: A cross sectional study.

Background: No single risk factor is decisive in shaping an individual's healthy development. This study aimed to analyze the relationship between depressive symptoms and a cumulative risk index comprising individual, family, and social variables among nursing students.

Methods: We enrolled 1716 Chinese nursing students from three universities in a paperless survey that assessed a range of individual, family, and social risk factors associated with depressive symptoms.

Risk factors of disease activity and renal damage in patients with systemic lupus erythematosus.

Purpose: To evaluate the clinical features of patients with Systemic Lupus Erythematosus (SLE) and explore the risk factors of disease activity and renal damage.

Methods: A retrospective study involving 194 patients were performed. Patients were divided into lupus nephritis (LN) group (63.

Deep metagenomic characterization of the gut virome in pregnant women with preeclampsia.

Preeclampsia (PE), a pregnancy-specific syndrome, has been associated with the gut bacteriome. Here, to investigate the impact of the gut virome on the development of PE, we identified over 8,000 nonredundant viruses from the fecal metagenomes of 40 early-onset PE and 37 healthy pregnant women and profiled their abundances. Comparison and correlation analysis showed that PE-enriched viruses frequently connected to species enriched in PE.

Prevalence of depressive symptoms in patients with advanced schistosomiasis in China: A systematic review and meta-analysis.

Background: Advanced schistosomiasis is the most serious outcome of infection and has a negative impact on both physical fitness and mental health of patients, the latter of which has long been overlooked. Therefore, we performed this systematic review and meta-analysis to estimate the overall prevalence of depressive symptoms, one of the most common mental problems, in patients with advanced schistosomiasis in China.

Methods: Six electronic databases were searched for studies reporting the prevalence of depressive symptoms in the targeted patients.

Novel Signaling Pathway and NSC689534 as a Potential Drug Candidate for Cutaneous Squamous Cell Carcinoma.

Background: Cutaneous squamous cell carcinoma (cSCC) is the second most common malignancy of the skin, and its incidence is increasing annually. Once cSCC becomes metastatic, its associated mortality rate is much higher than that of cSCC . However, the current treatments for progressive cSCC have several limitations.

Effects of lavender essential oil inhalation aromatherapy on depression and sleep quality in stroke patients: A single-blind randomized controlled trial.

Background And Purpose: Post-stroke depression (PSD) has major implications for rehabilitation, motor recovery, activities of daily living, social and interpersonal functioning, and mortality. In view of the side effects of antidepressants, aromatherapy, a widely used non-pharmacological therapy, has received growing attention in recent years for its benefits of reduced complications, accessibility, and effectiveness. This study was designed to assess the effects of inhalation aromatherapy with lavender essential oil on depression and sleep quality in patients with PSD.

Scavenger Receptor Class B Type I Deficiency Induces Iron Overload and Ferroptosis in Renal Tubular Epithelial Cells Hypoxia-Inducible Factor-1α/Transferrin Receptor 1 Signaling Pathway.

Scavenger receptor class B type I (SRBI) promotes cell cholesterol efflux and the clearance of plasma cholesterol. Thus, deficiency causes abnormal cholesterol metabolism and hyperlipidemia. Studies have suggested that ferroptosis is involved in lipotoxicity; however, whether deficiency could induce ferroptosis remains to be investigated.