J Diabetes Investig
February 2025
Aims: Current metabolic syndrome (mets) criteria often lack consideration for age and gender differences. This study introduces the mets-Z score, a novel tool designed to enhance mets assessment and improve long-term outcome predictions.
Materials And Methods: The mets-Z score was developed using principal component analysis (PCA) to weight five mets indicators-waist circumference, blood glucose, blood pressure, high-density lipoprotein (HDL) cholesterol, and triglycerides-by gender and age.
An injection-seeded, burst-mode optical parametric oscillator (OPO) operating at a repetition rate of 100 kHz is used to demonstrate the multiline molecular tagging velocimetry of an underexpanded jet using nitric oxide fluorescence. The very narrow linewidth of the OPO system, along with the relatively high pulse energies of the burst-mode system, enables efficient single-photon excitation of nitric oxide along multiple laser beam lines at a high repetition rate. Simultaneous one-dimensional velocity profile measurements were obtained of an underexpanded jet system at six different locations using a reference initial image and single-shot delayed images.
View Article and Find Full Text PDFThe successful demonstration of long-lived nitric oxide (NO) fluorescence for molecular tagging velocimetry (MTV) measurements is described in this Letter. Using 1 + 1 resonance-enhanced multiphoton ionization (REMPI) of NO at a wavelength near 226 nm, targeting the overlapping Q(7) and Q(7) lines of the A-X (0, 0) electronic system, the lifetime of the NO MTV signal was observed to be approximately 8.6 µs within a 100-Torr cell containing 2% NO in nitrogen.
View Article and Find Full Text PDFBackground: Community-related health assessments have been shown to improve several outcomes in socioeconomically disadvantaged populations with comorbid chronic health conditions. However, while it is recognized that modifiable social determinant of health (SDH) factors might be responsible for up to 60% of preventable deaths, it is not yet standard of care to routinely screen and address these at preventive health appointments. The objective of this study was to identify the social needs of socioeconomically disadvantaged patients.
View Article and Find Full Text PDFSarcomeres are fundamental to cardiac muscle contraction. Their impairment can elicit cardiomyopathies, leading causes of death worldwide. However, the molecular mechanism underlying sarcomere assembly remains obscure.
View Article and Find Full Text PDFClin Transl Gastroenterol
May 2023
Introduction: Crohn's disease (CD) is a major subtype of inflammatory bowel disease (IBD), a spectrum of chronic intestinal disorders caused by dysregulated immune responses to gut microbiota. Although transcriptional and functional changes in a number of immune cell types have been implicated in the pathogenesis of IBD, the cellular interactions and signals that drive these changes have been less well-studied.
Methods: We performed Cellular Indexing of Transcriptomes and Epitopes by sequencing on peripheral blood, colon, and ileal immune cells derived from healthy subjects and patients with CD.
The eighteenth topical meeting on Laser Applications to Chemical, Security, and Environmental Analysis (LACSEA) was held in Vancouver, Canada from 11-15 July 2022, as part of the Optica Optical Sensors and Sensing Congress in a hybrid format allowing on-site and online attendance. The meeting featured a broad range of distinguished papers focusing on recent advances in laser and optical spectroscopy. A total of 52 contributed and invited papers were presented during the meeting, including topics such as photo-acoustic spectroscopy, imaging, non-linear technologies, frequency combs, remote sensing, environmental monitoring, aerosols, combustion diagnostics, hypersonic flow diagnostics, nuclear diagnostics, fs/ps applications, and machine learning and computational sensing.
View Article and Find Full Text PDFThe recent progress in high-speed (≥100 ) laser diagnostics for hypersonic flows is reviewed. Owing to the ultrahigh flow speed, a laser frequency of 100 kHz or higher is required for hypersonic diagnostics. Here, two main laser diagnostic techniques are discussed: focused laser differential interferometry (FLDI) and pulse-burst laser-based diagnostics.
View Article and Find Full Text PDFKrypton Tagging Velocimetry (KTV) and Picosecond Laser Electronic Excitation Tagging (PLEET) velocimetry at a 100-kHz rate were demonstrated in Mach 18 flow conditions at the Arnold Engineering Development Center (AEDC) Tunnel 9 employing a burst-mode laser system and a custom optical parametric oscillator (OPO). The measured freestream flow velocities from both KTV and PLEET agreed well with the theoretical calculation. The increase in repetition rate provides better capability to perform time-resolved velocimetry measurements in hypersonic flow environments.
View Article and Find Full Text PDFJ Public Health Dent
March 2023
Objectives: This study describes the supply of Latino dentists in the United States from 1980 to 2019, as tabulated by the Census. The number of Latino dentists per 100,000 Latino population was compared to the number of non-Hispanic White (NHW) dentists per 100,000 NHW population. These four-decade comparisons were made for the entire country as well as the five states having the largest Latino populations.
View Article and Find Full Text PDFTissue-resident memory CD8 T (T) cells are a subset of memory T cells that play a critical role in limiting early pathogen spread and controlling infection. T cells exhibit differences across tissues, but their potential heterogeneity among distinct anatomic compartments within the small intestine and colon has not been well recognized. Here, by analyzing T cells from the lamina propria and epithelial compartments of the small intestine and colon, we showed that intestinal T cells exhibited distinctive patterns of cytokine and granzyme expression along with substantial transcriptional, epigenetic, and functional heterogeneity.
View Article and Find Full Text PDFThe quest for rejuvenation and prolonged lifespan through transfusion of young blood has been studied for decades with the hope of unlocking the mystery of the key substance(s) that exists in the circulating blood of juvenile organisms. However, a pivotal mediator has yet been identified. Here, atypical findings are presented that are observed in a knockin mouse model carrying a lysine to arginine substitution at residue 74 of Krüppel-like factor 1 (KLF1/EKLF), the SUMOylation-deficient Klf1 mouse, that displayed significant improvement in geriatric disorders and lifespan extension.
View Article and Find Full Text PDFA 100 kHz krypton (Kr) tagging velocimetry (KTV) technique was demonstrated in a Mach-6 Ludwieg tube using a burst-mode laser-pumped optical parametric oscillator system. The single-beam KTV scheme at 212 nm produced an insufficient signal in this large hypersonic wind tunnel because of its low Kr seeding (≤5), low static pressure (∼2.5), and long working distance (∼1).
View Article and Find Full Text PDFAn increased risk of cardiovascular events was identified in patients with peripheral artery disease (PAD). Clopidogrel is one of the most widely used antiplatelet medications. However, there are heterogeneous outcomes when clopidogrel is used to prevent cardiovascular events in PAD patients.
View Article and Find Full Text PDFBackground: Mutations in genes encoding sarcomeric proteins lead to failures in sarcomere assembly, the building blocks of contracting muscles, resulting in cardiomyopathies that are a leading cause of morbidity and mortality worldwide. Splicing variants of sarcomeric proteins are crucial at different stages of myofibrillogenesis, accounting for sarcomeric structural integrity. RBM24 (RNA-binding motif protein 24) is known as a tissue-specific splicing regulator that plays an essential role in cardiogenesis.
View Article and Find Full Text PDFA burst-mode nitrogen () picosecond vibrational coherent anti-Stokes Raman scattering (ps-VCARS) system is presented for accurate flame thermometry at 100 kHz repetition rate. A frequency-tripled ps burst-mode laser is used to pump a custom optical parametric generator/amplifier to produce 607 nm broadband Stokes pulses with 120 bandwidth, along with a narrowband 532 nm pump/probe beam. A simultaneous shot-to-shot nonresonant background (NRB) measurement is implemented to account for Stokes spectral profile and beam overlap fluctuations.
View Article and Find Full Text PDFPurpose: Some progress has been made in gender diversity in undergraduate medical education and the physician workforce, but much remains to be done to improve workforce disparities for women, particularly women from underrepresented populations, such as Latinas. This study examines the current level of representation and demographic characteristics of Latina physicians, including age, language use, nativity, and citizenship status.
Method: The authors used data from the 2014-2018 U.
Since its founding, the US government has sorted people into racial/ethnic categories for the purpose of allowing or disallowing their access to social services and protections. The current Office of Management and Budget racial/ethnic categories originated in a dominant racial narrative that assumed a binary biological difference between Whites and non-Whites, with a hard-edged separation between them. There is debate about their continued use in researching group differences in mortality profiles and health outcomes: should we use them with modifications, cease using them entirely, or develop a new epistemology of human similarities and differences? This essay offers a research framework for including in these debates the daily lived experiences of the 110 million racialized non-White Americans whose lived experiences are the legacy of historically limited access to society's services and protections.
View Article and Find Full Text PDFThis Applied Optics feature issue on laser applications to chemical, security, and environmental analysis (LACSEA) highlights papers presented at the LACSEA 2020 Seventeenth Topical Meeting sponsored by The Optical Society (OSA).
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