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2025

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The Lumberjack, September 24, 2025 Sep 2025

The Lumberjack, September 24, 2025

Cal Poly Humboldt's Student Newspaper

The student newspaper of Humboldt State University.


September 24, 2025, Faculty, Illinois Wesleyan University Sep 2025

September 24, 2025, Faculty, Illinois Wesleyan University

2025-2026

No abstract provided.


Inflammation And Detection: Rethinking The Biomarker Landscape In Gastric Cancer, Keykavous Parang, Koosha Paydary Sep 2025

Inflammation And Detection: Rethinking The Biomarker Landscape In Gastric Cancer, Keykavous Parang, Koosha Paydary

Pharmacy Faculty Articles and Research

Gastric carcinoma is a leading cause of cancer-related mortality worldwide, yet reliable noninvasive biomarkers for its early detection remain limited. As research continues to elucidate the inflammatory underpinnings of tumor initiation and progression, it has become increasingly clear that pro-inflammatory cytokines may hold promise as diagnostic adjuncts. Serum cytokines such as interleukin (IL)-1β, IL-6, IL-8, and interferon-gamma have been frequently reported as elevated in gastric cancer patients compared to healthy individuals. These molecules, known for their roles in modulating tumor-promoting inflammation, angiogenesis, and immune evasion, may serve as accessible indicators of disease presence or progression. Several studies have shown that …


Exploring Underrepresented Stem Undergraduates' Stem Identity Development: The Role Of Social Partners, Sandy Cerda-Lezama Sep 2025

Exploring Underrepresented Stem Undergraduates' Stem Identity Development: The Role Of Social Partners, Sandy Cerda-Lezama

Dissertations and Theses

This dissertation employs a three-study qualitative design to investigate the role of mentorship and social interaction in the identity development of racial minority undergraduate students in STEM disciplines. Grounded in Communities of Practice theory, this research amplifies student narratives to elucidate the relational and contextual factors that inform science identity, belonging, competence, and persistence in higher education. Study One draws upon interview data from fifteen participants in the BUILD program to analyze the role of recognition, particularly from expert scientists--in students' science identity development. This study aims to understand how racial and ethnic identity intersections influence the processes and impact …


Ole Miss Fraternities Partner With Grove Grocery To Fight Hunger, Marvis Herring Sep 2025

Ole Miss Fraternities Partner With Grove Grocery To Fight Hunger, Marvis Herring

University of Mississippi News

OXFORD, Miss. – Fraternity members at the University of Mississippi view Greek life as more than tradition, rituals and the letters they wear. It also carries a responsibility to give back to the campus community.


Beyond Mechanistic Control: Causal Decision Processing In Neuromorphic Military Artificial Intelligence, James Giordano Sep 2025

Beyond Mechanistic Control: Causal Decision Processing In Neuromorphic Military Artificial Intelligence, James Giordano

Commentary

This article explains how neuromorphic artificial intelligence (AI), AI designed to mimic brain-like reasoning, differs from traditional rule-based systems and what that means for military decision-making. Unlike mechanistic AI that reacts predictably to inputs, neuromorphic AI integrates data and context more like the human brain, allowing adaptive responses in complex environments. While this could improve how autonomous systems operate in uncertain conflict zones, it also raises new questions about control, predictability, accountability, and ethical use. The author argues that integrating such systems into defense operations must be guided by clear oversight, doctrine, and ethical frameworks to ensure effectiveness, safety, and …


Snow Avalanches And The Impact Of Climate‐Linked Extreme Events On Mountain Wildlife Population Dynamics And Resilience, Kevin S. White, Taal Levi, Eran Hood, Chris T. Darimont Sep 2025

Snow Avalanches And The Impact Of Climate‐Linked Extreme Events On Mountain Wildlife Population Dynamics And Resilience, Kevin S. White, Taal Levi, Eran Hood, Chris T. Darimont

Faculty, Staff, and Students

Climate is changing rapidly in mountain environments, giving rise to increasing variability in weather, incidence of extremeevents, and alteration of the cryosphere. Natural hazards, such as snow avalanches, and the ecological communities they impactmay be particularly sensitive to such change. While avalanches may impose both ‘good’ and ‘bad’ effects on mountain ecosys-tems, the direct impacts that lead to mortality have particularly important implications for future viability and resilience ofslow-growing alpine wildlife populations. Here, we studied a sentinel species of coastal Alaskan mountain environments—themountain goat (Oreamnos americanus) – using long-term field data from individually marked animals (600 individuals over44 years) in …


Outcomes Of A Strength- And Power-Focused Exercise Program In An Adult With Multiple Comorbidities Due To Type Ii Diabetes Mellitus: A Case Report, Frances Rom Lunar, Jeffrey Ralph Luces, Kyla Tan, Mark Gorgon, Eunice Gerona, Abbeygail Abella, Edward Gorgon Sep 2025

Outcomes Of A Strength- And Power-Focused Exercise Program In An Adult With Multiple Comorbidities Due To Type Ii Diabetes Mellitus: A Case Report, Frances Rom Lunar, Jeffrey Ralph Luces, Kyla Tan, Mark Gorgon, Eunice Gerona, Abbeygail Abella, Edward Gorgon

Philippine Journal of Physical Therapy

Introduction. People with multiple significant comorbidities are commonly excluded from clinical trials of exercise and therefore less is known regarding the outcomes in this population. This case report describes the outcomes of strength- and power-focused exercise training in an adult with multiple comorbidities.

Methods / Case description. A 40-year-old male with Type 2 Diabetes Mellitus resulting in stage 5 chronic kidney disease and left-sided below-knee amputation underwent a four-week program that consisted of four clinic-based and eight self-supervised exercise sessions. The design of the exercise training program was guided by principles of muscle power training while also informed by the …


Long Intergenic Non-Coding Rna 00511 (Linc00511) Genetic Variations And Haplotypes In Breast Cancer: A Case-Controlled Study And Bioinformatics Analysis, Shorouk Eldash, Eman Fouad Sanad, Reham Elshimy, Ahmad Abd El Hady, Dina Nada, Nadia Hamdy Sep 2025

Long Intergenic Non-Coding Rna 00511 (Linc00511) Genetic Variations And Haplotypes In Breast Cancer: A Case-Controlled Study And Bioinformatics Analysis, Shorouk Eldash, Eman Fouad Sanad, Reham Elshimy, Ahmad Abd El Hady, Dina Nada, Nadia Hamdy

Pharmacy

Long intergenic non-coding RNA 00511 (LINC00511) has been involved in the development of several types of cancer including breast cancer (BC). Several single nucleotide polymorphisms (SNPs) can be found in the genomic regions of long non-coding RNAs (lncRNAs) and are associated with the tumorigenesis of many cancers. The objective of the current study is to assess whether LINC00511 SNPs (rs11657109, rs9906859, rs17780195, rs1558535, and rs4432291) could be related with BC incidence in the Egyptian population. Five SNPs of LINC00511 were analyzed in a case–control study of 267 BC cases and 150 controls. Logistic regression analysis was used to test the …


Exploring Lived Experiences And Perceptions Of Individuals With Substance-Use Disorder Recovery Management From A Biopsychosocial Perspective, Robin Carter Priest Sep 2025

Exploring Lived Experiences And Perceptions Of Individuals With Substance-Use Disorder Recovery Management From A Biopsychosocial Perspective, Robin Carter Priest

Walden Dissertations and Doctoral Studies

Substance-use disorder (SUD) poses significant biological, psychological, and sociological impacts that negatively affect areas of employment, health, family systems, and interactions with social welfare and legal agencies. Although there has been research on SUD treatment, relapse rates remain high at approximately 40%–75%, demonstrating a gap in the literature involving individuals who completed SUD treatment and continuation or management of recovery. Grounded in phenomenological theory and through a biopsychosocial lens, this qualitative study explored the lived experiences and perceptions of individuals with substance-use disorder managing their recovery. Data were collected from 8 individuals who completed partial hospitalization or intensive-outpatient levels of …


Fathers’ Lived Experiences After Their Children Experienced Child Sexual Abuse, Joan Michelle Lucien Sep 2025

Fathers’ Lived Experiences After Their Children Experienced Child Sexual Abuse, Joan Michelle Lucien

Walden Dissertations and Doctoral Studies

Child sexual abuse (CSA) is a global health crisis with deleterious consequences that violates children’s safety worldwide. Exact rates of CSA prevalence vary, as most cases of CSA are not disclosed. Survivors delayed or nondisclosure impedes early interventions to alleviate documented adverse effects of CSA. CSA survivors have an increased risk of suicidal ideation. This phenomenological study involved examining the lived experiences of adult fathers after their children experienced CSA. Finkelhor and Browne’s traumagenic dynamics framework guided this study. Traumagenic dynamics influence children’s cognitive and emotional functioning and distort their self-esteem, identity, worldview, and affective capacities. Stigmatization has been associated …


The Impact Of Myopia On Regional Visual Field Loss And Progression In Glaucoma, Anagha Lokhande, Luo Song, Yueyin Pang, Yan Luo, Louis R. Pasquale, Sarah R. Wellik, Carlos G. De Moraes, Jonathan S. Myers, Mohammad Eslami, Tobias Elze, Lucy Q. Shen, Nazlee Zebardast, David S. Friedman, Michael V. Boland, Mengyu Wang Sep 2025

The Impact Of Myopia On Regional Visual Field Loss And Progression In Glaucoma, Anagha Lokhande, Luo Song, Yueyin Pang, Yan Luo, Louis R. Pasquale, Sarah R. Wellik, Carlos G. De Moraes, Jonathan S. Myers, Mohammad Eslami, Tobias Elze, Lucy Q. Shen, Nazlee Zebardast, David S. Friedman, Michael V. Boland, Mengyu Wang

Wills Eye Hospital Papers

PURPOSE: The purpose of this study was to investigate the impact of myopia on regional visual field (VF) loss and progression in glaucoma.

METHODS: We included 112,633 24-2 VFs; longitudinal analyses comprised patients with at least 5 reliable VFs over 4 years. The degree of myopia was measured by spherical equivalent (SE) extracted from VF testing. Linear and Cox regressions determined the impact of myopia on regional VF loss and progression, respectively. We calculated three VF progression outcomes: (1) mean deviation (MD) progression: MD slope < 0; (2) total deviation (TD) pointwise progression: at least 3 TD locations with TD slope ≤-1 decibels (dB)/year; (3) MD fast progression: MD slope ≤-1 dB/year (P value < 0.05). Longitudinal analyses were conducted for all subjects and with exclusion of patients with high myopia (SE ≤-6.00 diopters [D]).

RESULTS: More negative SE values were associated with worse TD values in the paracentral VF …


Unravelling Susceptibility In Modern Times: The Validation Of Stuart Close, Kumar M. Dhawale Sep 2025

Unravelling Susceptibility In Modern Times: The Validation Of Stuart Close, Kumar M. Dhawale

Indian Journal of Research in Homoeopathy

N/A


Investigation Of The Physicochemical Behaviour Of Acidum Citricum Homoeopathic Dilutions At Temperatures From 293.15 K To 318.15 K By Using Volumetric, Acoustic And Viscometric Methods, Anil Kumar Nain, Neha Chaudhary, Raj Kumar Manchanda, Debadatta Nayak Sep 2025

Investigation Of The Physicochemical Behaviour Of Acidum Citricum Homoeopathic Dilutions At Temperatures From 293.15 K To 318.15 K By Using Volumetric, Acoustic And Viscometric Methods, Anil Kumar Nain, Neha Chaudhary, Raj Kumar Manchanda, Debadatta Nayak

Indian Journal of Research in Homoeopathy

Background: The physicochemical properties of homoeopathic medicines have been gaining importance in elucidating the physicochemical behaviour (interactions) and, hence in establishing the presence of medicine at ultra-high dilutions. Objective: The present study is aimed to reconnoiter the existence of drug in ultra-diluted medicines and evidence regarding the physicochemical behaviour and prevailing interactions in the dilutions of Acidum citricum. Materials and Methods: The densities (ρ), ultrasonic speeds (u) and viscosities (η) of pure ethanol control (91% ethanol in water) and 33 dilutions of Acidum citricum of potencies across 1C to 200C at temperatures from …


Evaluation Of Oral Administration Of Calendula Officinalis Among The Centesimal Potencies In Acute Wound Healing In Male Wistar Rats, A Vincer George, Ramadas Naik, Punchappady Devasya Rekha, Melita Alva, Vivek Ramakrishnan, Suprith Surya, Ranajit Das Sep 2025

Evaluation Of Oral Administration Of Calendula Officinalis Among The Centesimal Potencies In Acute Wound Healing In Male Wistar Rats, A Vincer George, Ramadas Naik, Punchappady Devasya Rekha, Melita Alva, Vivek Ramakrishnan, Suprith Surya, Ranajit Das

Indian Journal of Research in Homoeopathy

Background: Calendula officinalis (Calendula) is used in Homoeopathy to treat various wounds. The presence of bioactive compounds results in pharmacological properties like wound healing, antioxidants, and anti-inflammatory properties. Hence, clinicians use different centesimal potencies (6C, 30C, 200C) to heal wounds. Objective: To compare the wound-healing potential of Calendula dilutions (6C, 30C, 200C) through oral administration in a pre-clinical acute wound model. Materials and Methods: The study involved administering Calendula centesimal potencies (6C, 30C, 200C) orally. Male wistar rats aged eight to ten weeks were involved in the experiment. Every animal had full-thickness excisional wound created on its back …


Research Highlights, Garima Jindal, Anjali Shah Sep 2025

Research Highlights, Garima Jindal, Anjali Shah

Indian Journal of Research in Homoeopathy

Research highlights


Associations Between Adhering To 24-Hour Movement Guidelines And Anxiety Among Adolescents Across Intersectional Identities: Kyrbs 2020-2022., Suryeon Ryu, Eun Young Lee, Zan Gao Sep 2025

Associations Between Adhering To 24-Hour Movement Guidelines And Anxiety Among Adolescents Across Intersectional Identities: Kyrbs 2020-2022., Suryeon Ryu, Eun Young Lee, Zan Gao

Manuscripts, Articles, Book Chapters and Other Papers

BACKGROUND: Identifying preventive measures for adolescent mental health is a global public health priority, as poor mental health heightens the risk of early death from related issues, including suicide. This study examined the associations between adherence to the 24-Hour Movement Guidelines and anxiety among a nationally representative sample of South Korean adolescents, using an intersectional identity framework.

METHODS: Data from the 2020-2022 Korea Youth Risk Behavior Surveys were analyzed. Adolescents aged 12-17 years were grouped based on adherence to guidelines: none, physical activity (PA), sedentary behavior (SB), sleep, two guideline combinations, and all three. Anxiety was the mental health outcome. …


Beyond Mechanistic Control: Causal Decision Processing In Neuromorphic Military Artificial Intelligence, James Giordano Sep 2025

Beyond Mechanistic Control: Causal Decision Processing In Neuromorphic Military Artificial Intelligence, James Giordano

Strategic Insights

This commentary explores how neuromorphic artificial intelligence, AI designed to mimic the causal and adaptive processing of the human brain, differs from traditional mechanistic systems and what this means for military applications. Traditional AI follows straightforward stimulus-response patterns that work well in predictable scenarios, but they struggle in complex, dynamic environments. Neuromorphic AI uses more human-like causal processing, integrating multiple streams of data and contextual cues to make decisions that better adapt to ambiguity and uncertainty. While this offers potential advantages in autonomy and operational flexibility, it also raises challenges for predictability, command and control, verification, and accountability. The article …


Evaluation Of Robotic Swabbing And Fluorescent Sensing To Monitor The Hygiene Of Food Contact Surfaces, Siavash Mahmoudi, Clark Griscom, Pouya Sohrabipour, Yang Tian, Chaitanya Palleria, Philip G. Crandall, Dongyi Wang Sep 2025

Evaluation Of Robotic Swabbing And Fluorescent Sensing To Monitor The Hygiene Of Food Contact Surfaces, Siavash Mahmoudi, Clark Griscom, Pouya Sohrabipour, Yang Tian, Chaitanya Palleria, Philip G. Crandall, Dongyi Wang

Biological and Agricultural Engineering Faculty Publications and Presentations

Effective environmental monitoring is critical for preventing microbial and allergenic cross-contamination. However, manual swabbing methods, commonly used to verify hygienic conditions, are prone to inconsistent results because of variability in pressure, coverage, and techniques. Two novel solutions will be explored to address these challenges: a robotic swabbing system with tactile sensing control, and a fluorescence/absorbance spectrometer for non-contact, protein-based residue detection. The robotic system was evaluated against trained and untrained humans, measuring water pickup, surface coverage, and pressure consistency. Concurrently, the fluorescence system analyzed model poultry protein soil to correlate spectral patterns with contamination levels. The robotic system demonstrated statistically …


Cover And Contents Sep 2025

Cover And Contents

Turkish Journal of Zoology

No abstract provided.


Spartan Daily, September 24, 2025, San Jose State University, School Of Journalism And Mass Communications Sep 2025

Spartan Daily, September 24, 2025, San Jose State University, School Of Journalism And Mass Communications

Spartan Daily, 2025

Volume 165, Issue 12


An Updated Checklist Of The Mammals Of Türkiye, Mustafa Sözen, Faruk Çolak Sep 2025

An Updated Checklist Of The Mammals Of Türkiye, Mustafa Sözen, Faruk Çolak

Turkish Journal of Zoology

Between 1982 and 2025, the number of extant wild mammal species worldwide rose from 4170 to 6706. The Turkish mammal fauna also showed a similar trend, with the number of mammal species listed for Türkiye rising from 89 to 173 in just 33 years, from 1989 to 2021. A shift in species numbers like this calls for regular updates to Türkiye’s mammal species lists as well as the preparation of new checklists. Apart from changes in the number of species, numerous taxonomic changes and rearrangements also lead to changes in mammal lists. We arranged an updated mammal checklist by reviewing …


A Comparison Between Phalangeal Skeletochronology And Cephalic Parietal Rings In Lizards, Marco A.L. Zuffi, Roberto Sacchi, Marcello Mezzasalma, Maria José Amaral, Miguel Angel Carretero, Fabio Maria Guarino Sep 2025

A Comparison Between Phalangeal Skeletochronology And Cephalic Parietal Rings In Lizards, Marco A.L. Zuffi, Roberto Sacchi, Marcello Mezzasalma, Maria José Amaral, Miguel Angel Carretero, Fabio Maria Guarino

Turkish Journal of Zoology

The well-defined, layered organization of the cephalic scales in many lacertilians could offer a noninvasive alternative for estimating the individual age of these vertebrates. This study aimed to validate the method of age determination based upon the cephalic scale rings in the genus Podarcis, comparing it to phalangeal skeletochronology, a widely used and highly reliable indirect method for estimating the age of ectotherm vertebrates. We analyzed individuals of P. bocagei (n = 48), P. muralis (n = 16) and P. siculus (n = 8). For each individual, we compared the number of cephalic layers with the number of lines of …


Nontarget Effects Of Abamectin On Cysts And Three Larval Stages Of Marine Microcrustacean Artemia Franciscana, Hashem Khandan Barani, Sahel Pakzad Toochaei, Narjes Sanchooli Sep 2025

Nontarget Effects Of Abamectin On Cysts And Three Larval Stages Of Marine Microcrustacean Artemia Franciscana, Hashem Khandan Barani, Sahel Pakzad Toochaei, Narjes Sanchooli

Turkish Journal of Zoology

Abamectin (ABM) is a widely used pesticide in agriculture and aquaculture worldwide. However, limited information is available on the toxic impacts of ABM on nontarget marine organisms, necessitating further research to investigate the toxic impacts of ABM on marine life. Hence, this study examined the acute (0.5–2.5 μg/L for 24 and 48 h) and chronic (0.125–0.5 μg/L for 7 days) toxicity of ABM on the marine microcrustacean Artemia franciscana under different incubation conditions and at different stages of development. To simulate a more realistic environmental scenario, some of the exposure tests were conducted in the presence of food or with …


Environmental Controls On Planktonic Community Variability And Ecosystem Responses In The Romanian Black Sea, Cristina Tabarcea, Elena Bișinicu, George-Emanuel Harcotă, Aurelia Țoțoiu, Oana Vlas, Elena Pantea, Luminita Lazar Sep 2025

Environmental Controls On Planktonic Community Variability And Ecosystem Responses In The Romanian Black Sea, Cristina Tabarcea, Elena Bișinicu, George-Emanuel Harcotă, Aurelia Țoțoiu, Oana Vlas, Elena Pantea, Luminita Lazar

Turkish Journal of Zoology

This study examines the structure, distribution, and environmental influences on planktonic communities in the Romanian Black Sea, based on data collected from Black Sea national monitoring stations in June 2023. We assessed the qualitative and quantitative composition of phytoplankton, microzooplankton, mesozooplankton, macrozooplankton, and ichthyoplankton, alongside key environmental factors such as temperature, salinity, dissolved oxygen, and nutrient concentrations (nitrite, nitrate, ammonium, phosphate, and silicate). The results highlight the dominance of dinoflagellates within the phytoplankton community, while copepods constitute the most abundant mesozooplankton group. Species from the Codonellidae family mainly represent microzooplankton diversity, while macrozooplankton is largely dominated by the scyphozoan Aurelia …


Cytotoxic And Genotoxic Effects Of Minor Temperature Changes And Zinc Oxide Nanoparticles Synthesized Using Plantago Major On Oncorhynchus Mykiss Gonadal Cells, Semra Çi̇çek, Sevda Işik Sep 2025

Cytotoxic And Genotoxic Effects Of Minor Temperature Changes And Zinc Oxide Nanoparticles Synthesized Using Plantago Major On Oncorhynchus Mykiss Gonadal Cells, Semra Çi̇çek, Sevda Işik

Turkish Journal of Zoology

Temperature changes and nanoparticle exposure have emerged as critical environmental stressors with potential cytotoxic and genotoxic effects on aquatic species. This study investigates the impact of zinc oxide nanoparticles (ZnO NPs), synthesized using Plantago major leaves, on Oncorhynchus mykiss gonadal (RTG-2) cells under different temperature conditions (23 °C, 24 °C, and 25 °C). RTG-2 cells were exposed to hexagonal ZnO NPs (≤100 nm) at concentrations of 6.25, 12.5, 25, 50, 75, and 100 μg/mL for 24 and 48 h. Cytotoxicity was assessed using the sulforhodamine B assay, and genotoxicity was evaluated via the comet assay. Results demonstrated that both temperature …


Physical Activity, Screen Time, Dietary Habits, And Health Outcomes Among Children And Adolescents In The Middle East And North Africa Region: A Narrative Review, Shaikha Eisa Alnaqbi, Rahab Sohail, Hadia M. Radwan, Maysm N. Mohamad, Falak Zeb, Haydar Hasan, Mona Hashim, Tareq Osaili, Sharifa Alblooshi, Ayesha S. Al Dhaheri, Lily Stojanovska, Leila Cheikh Ismail Sep 2025

Physical Activity, Screen Time, Dietary Habits, And Health Outcomes Among Children And Adolescents In The Middle East And North Africa Region: A Narrative Review, Shaikha Eisa Alnaqbi, Rahab Sohail, Hadia M. Radwan, Maysm N. Mohamad, Falak Zeb, Haydar Hasan, Mona Hashim, Tareq Osaili, Sharifa Alblooshi, Ayesha S. Al Dhaheri, Lily Stojanovska, Leila Cheikh Ismail

All Works

Background/objectives: Fat mass and obesity associated (FTO) gene and anthropometric measurements might be associated with breast cancer (BC) risk. This study aimed to assess the interactions between single nucleotide polymorphism (SNP) rs9939609 of the FTO gene, anthropometric indices, and BC risk among pre- and post-menopause women with overweight/obesity in Pakistan. Methods: This retrospective case–control study conducted on a convenience sample of 200 women divided into two groups: a case group comprised of 100 women diagnosed with BC, and control group comprised of 100 (age and menopausal status matched healthy women). Physical activity was assessed using validated questionnaire. Data on body …


Dental Microwear And Diets Of Late Miocene Primates From Rudabánya, Hungary, Peter S. Ungar, Anna K. Wilcox, David R. Begun Sep 2025

Dental Microwear And Diets Of Late Miocene Primates From Rudabánya, Hungary, Peter S. Ungar, Anna K. Wilcox, David R. Begun

School of Dentistry Faculty Publications

Objectives: This study focuses on a dental microwear texture analysis of European pliopithecids and dryopithecins from the Miocene primate site of Rudabánya, Hungary. The goal is to determine whether these taxa, found in part together in the same deposits, differed in their food preferences, or at least consumed, on a daily basis, in a manner that might have facilitated sympatry. Materials and Methods: Here we report on a molar surface texture analysis of all available fossil primates from Rudabánya that preserve antemortem microwear. This includes both Anapithecus hernyaki (n = 14) and Rudapithecus hungaricus (n = 5, including one from …


Documents From The September 24, 2025 Meeting Of The Associated Students Of The University Of Montana (Asum), Associated Students Of The University Of Montana, Kate Austin Payne Sep 2025

Documents From The September 24, 2025 Meeting Of The Associated Students Of The University Of Montana (Asum), Associated Students Of The University Of Montana, Kate Austin Payne

Senate Meeting Agendas and Minutes, 2007-Present

Agenda and meeting minutes from the September 24, 2025 meeting of the Associated Students of the University of Montana (ASUM).


Click-Ready Gold Nanoparticles From Aqueous Mechanochemistry: 2-Propynylamine As A Reducing Agent And Surface Ligand, Amber L. Garcia, Brian S. Mitchell, Amanda Reusch, Mark J. Fink, Juan P. Hinestroza, Yelin Ko, Julie P. Vanegas Sep 2025

Click-Ready Gold Nanoparticles From Aqueous Mechanochemistry: 2-Propynylamine As A Reducing Agent And Surface Ligand, Amber L. Garcia, Brian S. Mitchell, Amanda Reusch, Mark J. Fink, Juan P. Hinestroza, Yelin Ko, Julie P. Vanegas

Physics & Astronomy Faculty Publications

We report a rapid aqueous method for synthesizing monodisperse gold nanoparticles (AuNPs), employing 2-propynylamine as both an intrinsic reducing agent and a surface-stabilizing ligand. This self-mediated process—achieved in a single step—yields spherical AuNPs with an average diameter of 4.0 ± 1.0 nm and a well-defined localized surface plasmon resonance band centered at 520 nm. Acting as a bifunctional molecule, 2-propynylamine simultaneously reduces HAuCl4·3H2O to elemental gold and passivates the nanoparticle surface through coordination via the amine group, while preserving a terminal alkyne (–C≡CH) functionality. This reactive moiety remains exposed and chemically accessible, enabling post-synthetic modification through Cu(I)-catalyzed azide–alkyne cycloaddition. Control …