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6665 citation(s) found for "Xu, William".

Affective symptoms in focal epilepsy: A scoping review of localization and lateralizing findings
Sanchez-Boluarte, Sofia S , Acton, Emily K , Guevara-Lazo, S , Carrazana, Enrique , Freund, Brin E , Nascimento, Fábio A , Beniczky, Sándor , Tatum, William O

Epileptic Disorders | October 14, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.1002/epd2.70438 | PMID 42873623 Get It

Abstract Emotional experiences during focal seizures are often misinterpreted as psychiatric disorders. We aimed to evaluate symptoms involving affective symptoms at seizure onset. We aimed to identify the most prevalent affective symptoms at seizure onset and characterize their localizing and lateralizing value. We performed a scoping review based on Preferred Reporting Items for Systematic reviews and Meta‐Analyses–extension for Scoping Reviews guidelines. A systematic search identified records from 4 databases: PubMed, Embase, CINAHL (via EBSCOhost), and Web of Science. Two reviewers independently screened titles/abstracts and full texts; discrepancies were resolved by consensus. This review focused on patients with focal seizures, as affective symptoms may occur in generalized epilepsies. The affective symptoms: fear, anxiety, panic, sadness, mystic, ecstatic, sexual, and mirth were identified, and semiology was evaluated in accordance with ILAE guidelines. Symptom onset, frequency, brain localization, and video‐EEG monitoring technique were evaluated to assess localization and lateralization of regional networks. Scalp EEG, invasive EEG recordings, and electrical stimulation were analyzed. A total of 1276 documents were identified, with 98 studies included for review. Fear was the most frequently reported ictal emotion, identified in 274 patients (66%), predominantly in temporal lobe epilepsy. Sadness and sexual, ecstatic symptoms were also consistently associated with temporal networks. Mirth was more frequently reported with frontal onset seizures. Evidence, primarily from Class IV studies, reported right hemispheric predominance for ecstasy, mystic, and sexual symptoms at seizure onset. Ictal affective symptoms at seizure onset yield localizing information. The limbic system, especially the temporal lobe, followed by the frontal lobe, was the most common site of origin. Fear was the most common spontaneous and electrically elicited symptom, followed by anxiety. While bi‐hemispheric lateralization occurred, right lateralization predominated. Recognizing paroxysmal affective symptoms as ictal phenomena may reduce misdiagnosis and aid presurgical evaluation in drug‐resistant focal epilepsy.
Evolving Treatment Patterns and Clinical Outcomes in Children with Newly Diagnosed Crohn's Disease and Ulcerative Colitis in the United States, 2007–2023
Gonzalez, Michelle , Qi, Yuchen , Xu, Ronghui , Jairath, Vipul, Goodwin, Shane W. , Olén, Ola , Faubion, William A. , Kappelman, Michael D. , Singh, Siddharth

American Journal of Gastroenterology | October 7, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.14309/ajg.0000000000004219 | PMID 42841617 Get It

Background & Aims: We examined treatment patterns and clinical outcomes in a contemporary cohort of children with newly diagnosed inflammatory bowel disease (IBD) in a large, commercially insured U.S. population. Methods: Using the OptumLabs® Data Warehouse, we created an inception cohort of physician-diagnosed IBD in children aged 6–17 years between 2007–23. We examined cumulative incidence of hospitalization, surgery, safety events, and medication use in patients with Crohn's disease (CD) and ulcerative colitis (UC), overall and stratified by diagnostic era, race and ethnicity, sex, and age at diagnosis. Results: Among 787 children with newly diagnosed CD (age at diagnosis, 13.4±2.9y; 57% male; 82% White, 5% Black, 7% Hispanic) followed over mean 4.6±3.0y, 5-year risk of IBD-related hospitalization and major surgery was 30% and 10%, respectively. In children diagnosed in 2019–23, 1-year cumulative use of corticosteroids and advanced therapy was 46% and 75%, respectively; advanced therapy use increased significantly over time (aHR, 3.43 [95% CI, 2.71–4.32] for 2019–23 vs. 2007–12), while corticosteroid use declined (0.67 [0.53–0.84]). Risk of IBD-related hospitalization was lower in children diagnosed between 2019–23 (0.65 [0.43–0.97]) compared with those diagnosed between 2007-12; surgical risk did not decline significantly, with confidence intervals compatible with a clinically meaningful reduction. Among 399 children with newly diagnosed UC (age at diagnosis, 14.0±3.0y; 53% male; 78% White, 5% Black, 7% Hispanic) followed over 4.5±3.0y, 5-year risk of IBD-related hospitalization and colectomy was 36% and 8%, respectively. Advanced therapy use increased significantly over time (4.46 [2.85–6.98] for 2019–23 vs. 2007–12), with no significant change in hospitalization or surgical risk across eras. No consistent racial and ethnic, age, or sex differences in advanced therapy use or clinical outcomes were identified in either CD or UC. Conclusions: In a contemporary cohort of commercially insured children with newly diagnosed IBD, early advanced therapy use has increased markedly over time. Surgical risk did not decline significantly in either disease; however, the study was not powered to exclude a clinically meaningful reduction, and these findings are hypothesis-generating rather than conclusive.
Metabolic reprogramming of pathogenic CD4 + T helper cells attenuates inflammatory bowel disease in mice
Mishra, Shravan K , Abdelrahman, Leena M , Kim Lee, Hyun Se , Valenzuela-Pérez, Lucía , Manna, Dina Faeq , Abram, Tanner J , Ali, Lama Mohamed , Davidson, Heidi M , Hassan, Omar M , Faubion, William A. , Hirsova, Petra , Bamidele, Adebowale O

Science Signaling | October 6, 2026 | Volume: 19 | Issue: 958 | Pages: No page available

10.1126/scisignal.aeb2392 | PMID 42837442 Get It

CD4 + effector T helper 1 (T H 1) cells drive inflammatory bowel disease (IBD). Here, we investigated how integrated signaling, metabolic, and epigenetic programs sustain their pathogenic persistence. We found that enforcing mitochondrial pyruvate metabolism with methyl pyruvate (MePyr) suppressed T H 1 cell effector function and induced the acquisition of a regulatory-like phenotype. MePyr suppressed the activity of glycogen synthase kinase 3β (GSK3β), promoting a metabolic shift from glycolysis toward oxidative phosphorylation (OXPHOS) and limiting the accumulation of intracellular acetyl-CoA. This metabolic reprogramming decreased histone H3 acetylation at genes encoding inflammatory cytokines, thereby decreasing T H 1 cell–associated gene expression. Restoration of inflammatory cytokine production by acetate supplementation or histone deacetylase inhibition established acetyl-CoA–dependent histone acetylation as a mechanistic link between metabolic flux and effector function. Conversely, the cytokine interleukin-21 enhanced T H 1 cell effector activity by promoting a GSK3β-dependent shift from OXPHOS to glycolysis. Single-cell transcriptomic analysis of Crohn’s disease tissue revealed enrichment of glycolytic gene programs in nonregulatory CD4 + T cells. Consistent with these findings, pharmacologic inhibition of GSK3β attenuated disease severity in a T cell–transfer mouse model of colitis. Together, these findings identify a GSK3β-dependent metabolic-epigenetic axis that sustains T H 1 cell pathogenicity and highlight GSK3β as a potential therapeutic target for IBD.
African Genetic Similarity Is Associated with Reduced Inflammation and Enhanced Adaptive Immunity in Multiple Myeloma
Pilcher, William , Tang, Hongwei, Ferguson, Katherine, Foltz, Steven , Michaud, Marina E. , Satpathy, Sarthak , Shah, Nishi , Jin, Yuxin , Ohlstrom, Denis, Bakhtiari, Mojtaba , Acharya, Chaitanya R. , Gout, Alexander M. , Keats, Jonathan J. , Dhodapkar, Madhav V. , Avigan, David , Vij, Ravi, Kumar, Shaji , Cho, Hearn Jay , Vlachos, Ioannis S. , Ding, Li , Gnjatic, Sacha , Cole, Craig E. , Nooka, Ajay K. , Lonial, Sagar, Carpten, John, Baughn, Linda B. , Bhasin, Manoj

Blood Journal | October 5, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.1182/blood.2026033999 | PMID 42832384 Get It

The bone marrow immune microenvironment (BMME) is a critical factor in multiple myeloma (MM) pathogenesis. Despite higher incidence of MM among self-identified African Americans, the relationship between African genetic similarity and the BMME remains unclear. We present the largest analysis to date assessing the impact of Ancestry on the BMME in myeloma (N=320, including 64 with ≥50% African genetic similarity, AFR-High) leveraging our recently generated Immune Atlas. AFR-High was associated with enrichment of late T-effector cells, driven by rare cytotoxic CD4⁺ T cells, suggesting a distinct adaptive BMME. AFR-High exhibited expansion of late-differentiated adaptive NK cells with high cytotoxic GNLY and GZMH expression. AFR-High depicted reduced CD14⁺ monocytes, increased CD16⁺ non-classical monocytes, and expansion of macrophage-like monocyte populations with enrichment of metabolic adaptation, efferocytosis and phagocytic clearance programs, and immunoregulatory pathways. These findings reveal a shift from an innate inflammatory immune landscape toward adaptive cytotoxic and immunoregulatory remodeling associated with African genetic similarity in MM.
Enriched Adaptive Immunity and Reduced Inflammatory Response in Plasma Cell Disorders of Self-Identified Black Patients
Pilcher, William , Khanfar, Mariam , Sharma, Neeraj , Lehman, Stacey J , Bai, Mahek, Cook, Joselle M , Abdallah, Nadine H , Bolarinwa, Abiola B , Anderson, Emilie I., Kourelis, Taxiarchis , Kumar, Shaji K , Weivoda, Megan , Gomez, Felicia

Blood Journal | October 5, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.1182/blood.2026033998 | PMID 42832394 Get It

The immune tumor microenvironment (iTME) plays a crucial role in disease biology of plasma cell (PC) dyscrasias, but remains poorly characterized in self-identified Black individuals, a population at increased risk. Mass cytometry and scRNA-seq of 128 bone marrow aspirates revealed significant changes in immune cell composition across the disease spectrum, including shifts from naïve to effector T cells with declines in B cells, MAIT, pDCs, and increases in monocytes with disease progression. Self-identified Black patients had higher relative proportions of terminally differentiated T cells and lower monocytes in newly diagnosed and treated multiple myeloma (MM). ScRNA-seq revealed genes overexpressed in self-identified Black individuals were enriched for E2F targets and G2-M checkpoints, while reduced genes were enriched for TNF-α/NF-kB, interferon and inflammatory responses pathways. These findings were supported by genetic ancestry and validated in an independent dataset of 286 patients with MM from the MMRF Immune Atlas. Self-identified race and African genetic similarity are significantly associated with remodeling the MM iTME, with potential implications for disease biology and treatment response.
Non-tobacco Nicotine Dependence Is Associated With Increased Perioperative Complications After Carpal Tunnel Release
Rankin, William H , Holle, Alejandro , Renfree, Kevin

HAND | October 1, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.1177/15589447261487702 | PMID 42820380 Get It

Background: While tobacco use is a well-known risk factor for adverse outcomes after carpal tunnel release (CTR), the impact of non-tobacco nicotine products remains unclear. This study evaluated complications in CTR patients with non-tobacco nicotine dependence (NTND) compared with tobacco users and controls. Methods: Patients who underwent CTR with ≥2-year follow-up were identified using a large national database. After 1:1 propensity score matching, patients with NTND (n = 6319) were matched to controls, tobacco users (n = 86 430) were matched to controls, and patients with NTND (n = 6325) were matched to tobacco users. Matching was based on age, gender, Charlson comorbidity index, and comorbidities. Outcomes including 90-day medical complications, infection, emergency department (ED) visits, readmissions, and 2-year revision rates were compared using multivariable logistic regression. Results: Compared with controls, patients with NTND demonstrated higher 90-day medical complication rates (2.4% vs 1.7%; odds ratio [OR], 1.35; 95% CI, 1.04-1.77) and ED visits (10.3% vs 8.1%; OR, 1.16; 95% CI, 1.02-1.32). Compared with tobacco users, patients with NTND had decreased ED visits (10.4% vs 14.2%; OR, 0.74; 95% CI, 0.66-0.83) and revision surgery (1.9% vs 2.5%; OR, 0.78; 95% CI, 0.62-0.99), with no significant differences in medical complications, infection, or readmissions. Conclusions: Non-tobacco nicotine dependence was associated with increased medical complications and ED visits compared with controls, but decreased ED visits and revision surgery compared with tobacco users. There were no significant differences in medical complications, infections, or readmissions between tobacco users and patients with NTND. These findings underscore the importance of screening for non-tobacco nicotine use during preoperative evaluations for CTR.
Evaluation of Modern Hematology-Oncology Home-Call: Optimizing Patient Care, Physician Wellbeing, and Trainee Education
Liddell, Savannah S , Cao, Eric , Bentz, Caleb , Al-Kali, Aref , Hogan, William J , Tevaarwerk, Amye J , Siontis, Brittany L , Paludo, Jonas

Blood Advances | September 25, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.1182/bloodadvances.2026021316 | PMID 42790416 Get It

Traditional home-call managing after-hours pager communications remains a common component of hematology-oncology fellowship and modern practice. Little is known about these patient-related interactions and implications. This project aimed to characterize after-hours pager volumes and evaluate perceived impacts on care, physician wellbeing, and trainee education. We performed a mixed-methods study at a tertiary academic center, analyzing after-hours pager activity from 2020-2024 across Hematology Consult (HCP), Hematology Outpatient (HOP), and Medical Oncology (MOP) pagers. A survey of hematology-oncology fellows evaluated perceptions and attitudes toward the home-call experience using free-text responses and a 5-point Likert scale. After-hours pager burden was substantial and sustained. The MOP received >3,000 pages annually, with medians of 5-6 per weekday and 15-15.5 per weekend day. The HOP volume nearly doubled over the study period (960 to 1,721 annually) with median pager volumes of 1-3 per weekday and 2-7 per weekend day. The HCP volume ranged from 594-768 pages annually. Survey response rate was 58% (19/33). Only 16% of fellows endorsed educational value from patient calls on MOP or HOP, and ≤5% agreed that call tasks required physician-level expertise. Respondents reported that the pager resulted in fatigue, anxiety, and social disruptions. Free text responses revealed themes of low educational value, high non-urgent call volume, and system inefficiencies. Contemporary home-call had substantial pager burdens with limited actionability, adverse effects on wellbeing, and low educational value. Systems engineering, including triage processes and augmented patient education, could help optimize patient care, physician wellbeing, and trainee education.
Peripheral oxygen extraction and central determinants of exercise capacity in adults with Fontan circulation
Van Belle, Hannah , Van De Bruaene, Alexander , Larson, Kathryn F. , Miranda, William R

American Journal of Physiology-Heart and Circulatory Physiology | September 25, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.1152/ajpheart.00411.2026 | PMID 42788304 Get It

Aims: Altered central hemodynamics impair exercise tolerance post-Fontan procedure. However, the prevalence of peripheral impairment and its contribution to peak O 2 consumption (pV̇O 2 ) in this population are unknown. Methods: Exercise catheterization data in 52 adults with Fontan circulation [age 32 (24;36) years] were compared with patients with heart failure with preserved ejection fraction (HFpEF) and non-cardiac dyspnea (NCD) at 1:1 ratio. Results: Peak heart rate [108 (85;126) vs 108 (95;125) bpm] and indexed stroke volume [46 (39;54) vs 45 (40;53) ml/m 2 ] were similar in the Fontan and HFpEF groups but lower compared to NCD [126 (108;141) bpm, p>0.001 and 51 (45;59) ml/m 2 , p>0.001]. Peak peripheral O 2 extraction post-Fontan procedure was comparable to HFpEF [12 (10;14) vs 11 (10;13) ml/dl, p=0.17] but higher than in NCD [10 (9;12) ml/dl, p>0.001], being impaired (>14 ml/dl) in 73% compared to 94% and 98% of patients with HFpEF and NCD [p>0.001]. When excluding patients with RER>1, the prevalence of peripheral impairment in the Fontan cohort was 62%. Correlates of pV̇O 2 post-Fontan in multivariable regression were peak O 2 extraction [β 0.5±0.1 per ml/dl; p>0.001], mPAP [β −0.2±0.05 per mmHg; p=0.002], heart rate [β 0.03±0.01 per bpm; p=0.01], and systolic arterial blood pressure [β 0.03±0.01 per mmHg; p=0.02]. Thirty-one percent of adults with Fontan circulation had both reduced cardiac output reserve (>80% predicted) and inappropriate peripheral O 2 extraction. Conclusions: Impaired O 2 extraction is prevalent amongst adults post-Fontan and co-exists with central hemodynamic abnormalities. Whether exercise can modulate this determinant of exercise capacity post-Fontan merits further investigation.
Measuring Symptom Severity and Health-Related Quality-of-Life with Hemorrhoid Treatments: Systematic Review
Soto, Marquise, Srinivasan, Vamshek, Perry, William, Shah, Eric D.

Diseases of the Colon & Rectum | September 23, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.1097/dcr.0000000000004429 | PMID 42775535 Get It

BACKGROUND: Hemorrhoids are common and relief anchors on symptom improvement. Despite several available treatment options, the optimal patient-reported outcome measure for contemporary clinical trials is not established. OBJECTIVE: We aimed to systematically assess patient-reported outcome measures that measure hemorrhoid symptom severity and/or health-related quality of life. DATA SOURCES: A systematic review was performed using PubMed and Embase (1980-2025). STUDY SELECTION: Prospective development/validation studies evaluating patient-reported outcome measures relevant to hemorrhoidal disease. MAIN OUTCOME MEASURES: Patient-reported outcome measures were evaluated on key measurement properties of reliability, internal consistency, construct validity, and responsiveness according to COSMIN v2.0 criteria. RESULTS: Of the 1,266 total studies reviewed, nine patient-reported outcome measures were identified: seven measure symptom severity and six measure health-related quality-of-life. Three demonstrated reliability, internal consistency, construct validity, and responsiveness. The Patient Reported Outcome Measure-Haemorrhoidal Impact And Satisfaction Score comprehensively measures symptom severity, health-related quality-of-life, and treatment satisfaction. The Hemorrhoidal Disease Symptom Score classifies patients with high or low symptom load, and when used in combination with Short Health Scale-Hemorrhoidal Disease, also measures impact on health-related quality of life. LIMITATIONS: Preference toward specific measures may differ between clinical trials and clinical practice. CONCLUSIONS: We identify two viable patient-reported outcome measures for use in future clinical trials that evaluate hemorrhoid interventions.
BET Bromodomain Pan-D1-Biased Inhibitors with Improved Drug-Like Properties and hERG Profiles as Therapies for Inflammatory Liver Injury
Vail, Nora R. , Doskey, Luke C. , Peterson, Elliott , Scholtz, Cole R. , Gallardo‐Macias, Ricardo , Khanal, Shalil , Buhrow, Sarah A. , McPherson, Joseph E., Sepulveda, Tomás I., Zanon, Trina L., Jerez, Sofia, Alexander, Juliana R. , Gurvich, Vadim J. , Reid, Joel M. , Shi, Ke , Aihara, Hideki , Topczewski, Joseph J., Malhi, Harmeet , Shah, Vijay H. , Pomerantz, William C. K. , Tretyakova, Natalia Y. , Shi, Ke, Topczewski, Joseph J.

No container title available | September 23, 2026 | Volume: No volume available | Issue: No issue available | Pages: No page available

10.26434/chemrxiv.15009359/v1 Get It

BET bromodomain inhibitors are efficacious as anti-inflammatory compounds, but clinical translation is hampered by dose-limiting toxicities from non-selective inhibition. We herein report compounds 16 and 26, based on previously reported 4-methyl-1,2,3-triazole-based inhibitor, DW34. 16 has a BRD4 BD1 Ki of 10 nM, and up to 13–38-fold selectivity for BRD4 BD1 over other BD2 domains, and an improved hERG affinity of 4.24 µM over DW34. 26, A biscyclopropyl analog of 16 showed further enhancement of BD1 selectivity over BD2 (26–203-fold), but exhibited more potent hERG inhibition. Compound 16 had improved liver and plasma clearance over DW34, with good biodistribution to the liver, and had an intracellular target-engagement affinity Ki of 92 nM, with reduction of Ccl2, Cxcl1, AST, and ALT in in vitro and in vivo mouse models of liver inflammation. 16 represents a useful lead for treating inflammatory liver diseases, with improved specificity, drug-like properties, and reduced hERG affinity.