34,774 results match your criteria: "Wisconsin 53706; and University of Arkansas for Medical Sciences J.J.G.[Affiliation]"

Chia seeds (Salvia hispanica L.) have emerged as a significant focus in the food industry due to their rich nutritional profile and health-promoting attributes. They are a major powerhouse of bioactive compounds such as flavonoids, phenolic acids, and tocopherols that have been shown to possess anti-inflammatory, anti-diabetic, anti-cholesterol functions, enhance cognitive performance, and improve heart health.

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One-Pot Chlorination and Cross-Electrophile Coupling of Alcohols with Aryl Chlorides.

Org Lett

January 2025

Department of Chemistry, University of Wisconsin-Madison, 1101 University Ave, Madison, Wisconsin 53706, United States.

Although alkyl alcohols and aryl chlorides are the two most abundant substrate pools for cross-electrophile coupling, methods to couple them remain limited. Herein we demonstrate a simple procedure for the in situ deoxychlorination of alcohols followed by XEC with aryl chlorides. A broad substrate scope can be achieved by tuning the rate of the reaction via halide exchange.

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An Enigmatic Wild Passerine Mortality Event in the Eastern United States.

Vet Sci

January 2025

Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, University of Georgia, Athens, GA 30602, USA.

The ability to rapidly respond to wildlife health events is essential. However, such events are often unpredictable, especially with anthropogenic disturbances and climate-related environmental changes driving unforeseen threats. Many events also are short-lived and go undocumented, making it difficult to draw on lessons learned from past investigations.

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A Martingale-Free Introduction to Conditional Gaussian Nonlinear Systems.

Entropy (Basel)

December 2024

Department of Mathematics, University of Wisconsin-Madison, Madison, WI 53706, USA.

The conditional Gaussian nonlinear system (CGNS) is a broad class of nonlinear stochastic dynamical systems. Given the trajectories for a subset of state variables, the remaining follow a Gaussian distribution. Despite the conditionally linear structure, the CGNS exhibits strong nonlinearity, thus capturing many non-Gaussian characteristics observed in nature through its joint and marginal distributions.

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Background: Perinatal brain injury is a leading cause of developmental disabilities, including cerebral palsy. However, further work is needed to understand early brain development in the presence of brain injury. In this case report, we examine the longitudinal neuromotor development of a term infant following a significant loss of right-hemispheric brain tissue due to a unilateral ischemic stroke.

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A Longitudinal Investigation of Trans and Nonbinary Youth Identity: Individual Processes and Family Agreement in the Trans Teen and Family Narratives Project.

LGBTQ Fam

June 2024

Division of Adolescent/Young Adult Medicine, Boston Children's Hospital, Department of Pediatrics, Harvard Medical School, Department of Social and Behavioral Sciences, Harvard T. H. Chan School of Public Health, 300 Longwood Ave, Boston, MA 02115.

Few studies have focused on transgender and nonbinary youths' (TNBY) gender development and even less well understood is how family members understand TNBY identity. The current study investigated: a) how TNBY describe their gender identity over time, and b) how family members understand TNBY gender identity over time. The baseline sample included 96 members of 33 families (33 TNBY, 48 cisgender caregivers, 15 siblings) from the United States; 30 families continued after Wave 1.

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New modern and Pleistocene fossil micromammal assemblages from Swartkrans, South Africa: Paleobiodiversity, taphonomic, and environmental context.

J Hum Evol

January 2025

Evolutionary Studies Institute, University of the Witwatersrand, Johannesburg WITS, 2050, South Africa; Department of Anthropology, University of Wisconsin, Madison, WI 53706, USA.

The oldest deposit at the hominin-bearing cave of Swartkrans, South Africa, is the Lower Bank of Member 1, dated to ca. 2.2 million years ago.

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Unconventional spin-orbit torques arising from electric-field-generated spin currents in anisotropic materials have promising potential for spintronic applications, including for perpendicular magnetic switching in high-density memory applications. Here, all the independent elements of the spin torque conductivity tensor allowed by bulk crystal symmetries for the tetragonal conductor IrO are determined via measurements of conventional (in-plane) anti-damping torques for IrO thin films in the high-symmetry (001) and (100) orientations. It is then tested whether rotational transformations of this same tensor can predict both the conventional and unconventional anti-damping torques for IrO thin films in the lower-symmetry (101), (110), and (111) orientations, finding good agreement.

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Motivation: The exploration of the 3D organization of DNA within the nucleus in relation to various stages of cellular development has led to experiments generating spatiotemporal Hi-C data. However, there is limited spatiotemporal Hi-C data for many organisms, impeding the study of 3D genome dynamics. To overcome this limitation and advance our understanding of genome organization, it is crucial to develop methods for forecasting Hi-C data at future time points from existing time-series Hi-C data.

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Lysosomal storage diseases (LSDs) comprise ~50 monogenic disorders marked by the buildup of cellular material in lysosomes, yet systematic global molecular phenotyping of proteins and lipids is lacking. We present a nanoflow-based multiomic single-shot technology (nMOST) workflow that quantifies HeLa cell proteomes and lipidomes from over two dozen LSD mutants. Global cross-correlation analysis between lipids and proteins identified autophagy defects, notably the accumulation of ferritinophagy substrates and receptors, especially in and mutants, where lysosomes accumulate cholesterol.

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Mass shootings durably increase the sale of alcohol in American communities.

PNAS Nexus

January 2025

Department of Psychology, University of Wisconsin-Madison, 1202 W Johnson St, Madison, WI 53706, USA.

Mass shootings are devastating events. Communities can cope with the ensuing trauma in a number of ways, including changing their behavioral patterns. Using point-of-sale data from 35,000 individual retailers, including more than half of all American grocery and drugstore purchases, and all American mass shootings from 2006 to 2019, we find, in a set of two-way fixed-effects counterfactual analyses, that a mass shooting in a given community (the area covered by the ZIP-3 code) predicts a significant increase in the sales of alcohol that lasts at least 2 years past the shooting.

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3 Biotech

February 2025

Department of Biological Systems Engineering, University of Wisconsin, Madison, WI 53706 USA.

Globally, industrial biotechnology addresses diverse challenges, fostering environmental conservation, sustainable development, economic growth, and innovation. Currently, there are approximately 20,922 biotech companies worldwide, including 6,653 in the US, reflecting significant growth. The global biotech market is valued at $727.

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Assessment of species' vulnerability to climate change has been limited by mismatch between coarse macroclimate data and the fine scales at which species select habitat. Habitat mediates climate conditions, and fine-scale habitat features may permit species to exploit favourable microclimates, but habitat preferences can also constrain their ability to do so. We leveraged fine-resolution models of near-surface temperature and humidity in grasslands to understand how microclimates affect climatic exposure and demographics in a grassland bird community.

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A Systematic Approach to Prioritise Diagnostically Useful Findings for Inclusion in Electronic Health Records as Discrete Data to Improve Clinical Artificial Intelligence Tools and Genomic Research.

Clin Oncol (R Coll Radiol)

December 2024

Department of Pathology and Laboratory Medicine, Medical College of Wisconsin, 9200 W Wisconsin Ave, Milwaukee, WI 53226, USA; Department of Pathology, Yale School of Medicine, 20 York Street, Ste East Pavilion 2-631, New Haven, CT 06510, USA. Electronic address:

Aims: The recent widespread use of electronic health records (EHRs) has opened the possibility for innumerable artificial intelligence (AI) tools to aid in genomics, phenomics, and other research, as well as disease prevention, diagnosis, and therapy. Unfortunately, much of the data contained in EHRs are not optimally structured for even the most sophisticated AI approaches. There are very few published efforts investigating methods for recording discrete data in EHRs that would not slow current clinical workflows or ways to prioritise patient characteristics worth recording.

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Purpose: Given the lack of available and effective interventions to address the detrimental consequences of perinatal exposure to intimate partner violence (IPV) on maternal mental health, and reported very low access to IPV-related mental health services in Mexico, we examined the feasibility and efficacy of a culturally adapted, virtual, brief group psychosocial intervention designed to improve maternal mental and physical health and reduce IPV revictimization for pregnant women exposed to IPV. In this pilot randomized controlled trial, we evaluated maternal outcomes after participation in the Pregnant Moms' Empowerment Program (PMEP) in Mexico.

Methods: Women were recruited from social service agencies and health centers in the community, as well as social media advertisements that targeted pregnant women living in Mexico.

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Given the influence of cognitive abilities on life outcomes, there is inherent value in identifying genes involved in controlling learning and memory. Further, cognitive dysfunction is a core feature of many neuropsychiatric disorders. Here, we use a combinatory in silico approach to identify human gene targets that will have an especially high likelihood of individually and directly impacting cognition.

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Reactivity of Anomalous Aziridines for Versatile Access to High Fsp Amine Chemical Space.

Acc Chem Res

January 2025

Department of Chemistry, University of Wisconsin, 1101 University Avenue, Madison, Wisconsin 53706, United States.

ConspectusThe manipulation of strained rings is a powerful strategy for accessing the valuable chemical frameworks present in natural products and active pharmaceutical ingredients. Aziridines, the smallest N-containing heterocycles, have long served as building blocks for constructing more complex amine-containing scaffolds. Traditionally, the reactivity of typical aziridines has been focused on ring-opening by nucleophiles or the formation of 1,3-dipoles.

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We previously used high pressure liquid chromatography (HPLC) coupled with Se-specific inductively coupled plasma mass spectrometry (ICP-MS) and molecule specific (ESI Orbitrap MS/MS) detection to study the increase in liver Se in turkeys and rats supplemented as selenite in high-Se (5 µg Se/g diet) and adequate-Se diets. We found that far more Se is present as selenosugar (seleno-N-acetyl galactosamine) than is present as selenocysteine (Sec) in true selenoproteins. In high-Se liver, the increase in liver Se was due to low molecular weight (LMW) selenometabolites as glutathione-, cysteine- and methyl-conjugates of the selenosugar, but also as high molecular weight (HMW) species as selenosugars decorating general proteins via mixed-disulfide bonds.

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EmrE is a bacterial membrane-embedded multidrug transporter that functions as an asymmetric homodimer. EmrE is implicated in antibiotic resistance, but is now known to confer either resistance or susceptibility depending on the identity of the small molecule substrate. Here, we report both solution- and solid-state NMR assignments of S64V-EmrE at pH 5.

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A post-assembly conformational change makes the SARS-CoV-2 polymerase elongation-competent.

bioRxiv

January 2025

Department of Physics and Astronomy, and LaserLaB Amsterdam, Vrije Universiteit Amsterdam, De Boelelaan 1081, 1081 HV, Amsterdam, The Netherlands.

Coronaviruses (CoV) encode sixteen non-structural proteins (nsps), most of which form the replication-transcription complex (RTC). The RTC contains a core composed of one nsp12 RNA-dependent RNA polymerase (RdRp), two nsp8s and one nsp7. The core RTC recruits other nsps to synthesize all viral RNAs within the infected cell.

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Reference genome of Calochortus tolmiei Hook. & Arn. (Liliaceae), a cat's ear mariposa lily.

G3 (Bethesda)

January 2025

School of Integrative Plant Science, Section of Plant Biology and the L.H. Bailey Hortorium, Cornell University, Ithaca NY 14853  USA.

Calochortus tolmiei Hook. & Arn., a bulbous monocot with cat's ear flowers in the angiosperm family Liliaceae, is a perennial herb native to northern California, Oregon, and Washington.

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This study evaluated the efficiency of a rapid resynchronization of ovulation program to allow timed embryo transfer (TET) every 21d in heifer embryo recipients. Holstein heifers (n = 510) had synchronized ovulation using a modified 5d CoSynch program for a TET (D7) after induced ovulation (D0). After TET, heifers were blocked by number of previous TETs and randomized into one of two resynchronization of ovulation programs: Resynch28 (n = 279), a traditional resynch program for TET 35d after previous TET; or ReBreed21-ET, a program designed to allow TET 21d after previous TET.

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Single Na- and K-Ion-Conducting Sulfonated -NH-Linked Covalent Organic Frameworks.

ACS Appl Mater Interfaces

January 2025

Department of Materials Science and Engineering, University of Wisconsin─Madison, Madison, Wisconsin 53706, United States.

Highly ion-conductive solid electrolytes of nonlithium ions (sodium or potassium ions) are necessary for pursuing a more cost-effective and sustainable energy storage. Here, two classes of sulfonated -NH-linked covalent organic frameworks (COFs), specifically designed for sodium or potassium ion conduction (named i-COF-2 (Na or K) and i-COF-3 (Na or K)), were synthesized through a straightforward, one-step process using affordable starting materials. Remarkably, these COFs demonstrate high ionic conductivity at room temperature─3.

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Terahertz conductivity of two-dimensional materials: a review.

J Phys Condens Matter

January 2025

ECE Department, University of Wisconsin at Madison, 1415 Engineering Dr, Rm 3442, Madison, WI 53706, USA, Madison, Wisconsin, 53706, UNITED STATES.

Two-dimensional (2D) van der Waals materials are shaping the landscape of next-generation devices, offering significant technological value thanks to their unique, tunable, and layer-dependent electronic and optoelectronic properties. Time-domain spectroscopic techniques at terahertz (THz) frequencies offer noninvasive, contact-free methods for characterizing the dynamics of carriers in 2D materials. They also pave the path toward the applications of 2D materials in detection, imaging, manufacturing, and communication within the increasingly important THz frequency range.

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p-Type BiVO for Solar O Reduction to HO.

J Am Chem Soc

January 2025

Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin 53706, United States.

Photoelectrochemical cells (PECs) can directly utilize solar energy to drive chemical reactions to produce fuels and chemicals. Oxide-based photoelectrodes in general exhibit enhanced stability against photocorrosion, which is a critical advantage for building a sustainable PEC. However, most oxide-based semiconductors are n-type, and p-type oxides that can be used as photocathodes are limited.

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