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Gold, poly(beta-amino ester) nanoparticles for small interfering RNA delivery.
Lee, Jae-Seung,Green, Jordan J,Love, Kevin T,Sunshine, Joel,Langer, Robert,Anderson, Daniel G American Chemical Society 2009 NANO LETTERS Vol.9 No.6
<P>The safe and effective delivery of RNA therapeutics remains the major barrier to their broad clinical application. Here we develop a new nanoparticulate delivery system based on inorganic particles and biodegradable polycations. First, gold nanoparticles were modified with the hydrophilic polymer poly(ethylene glycol) (PEG), and then small interfering RNA (siRNA) was conjugated to the nanoparticles via biodegradable disulfide linkages, with approximately 30 strands of siRNA per nanoparticle. The particles were then coated with a library of end-modified poly(beta-amino ester)s (PBAEs), previously identified as capable of facilitating intracellular DNA delivery. Nanoparticulate formulations developed here facilitate high levels of in vitro siRNA delivery, facilitating delivery as good or better than the commercially available lipid reagent, Lipofectamine 2000.</P>
Differences in Capital Structure : Strategies in Christian-managed Firms Compared to Secular Firms
Park, Jeong-Yun,Dannie Tindle,Greene, G. Robert,Shelor, Roger 통합연구학회 2002 통합연구 Vol.15 No.2
본 논문은 기존의 자본구조이론을 검토한 후에 성경적인 차입원리에 기초하여 크리스천이 경영하는 기업의 자본구조는 비 크리스천이 경영하는 기업의 자본구조와는 차이가 있을 것이라는 가설을 설정하고 미국 크리스천 경영기업을 대상으로 설문조사를 통하여 가설을 검증하였다. 비록 두 집단간에 통계적으로 유의한 자본구조의 차이는 발견할 수 없었으나 일부 크리스천이 경영하는 기업은 무차입정책을 추구하고 있는 것으로 조사되었다. 또한 두 집단간의 투자성과를 비교한 결과 1987년에는 크리스천 경영기업이 비 크리스천이 경영하는 기업보다 더 높은 투자성과를 보였지만 두 집단간의 통계적으로 유의한 투자성과의 차이는 발견할 수 없었다. 기업의 주된 목표가 주주의 부를 극대화하는 것으로 알려져 있으나 표본으로 사용된 미국 크리스천 경영기업의 대부분이 그리스도의 영광을 위해 경영의 목표로 삼고 성경적인 원리에 기초하여 기업을 경영하는 것으로 확인되었다.
Audhesh K Paswan,Joyce A Young,Robert D Green People&Global Business Association 2000 Global Business and Finance Review Vol.5 No.1
Using three of Macneil's relational norms within the context of Indian buyer-seller relationships, this study empirically examines the effect of relational norms on channel member support activities undertaken by manufacturers. The results of path analyses suggest that solidarity, the preservation of a trusting, ongoing relationship, may be an important determinant of marketing-related support activities provided to channel members. On the other hand, role integrity, which captures the complexity aspect of relational norms, and mutuality, which is the preclusion of regular monitoring, have insignificant effects on channel member support activities.
Heather E. Soder,Amber M. Berumen,Kira E. Gomez,Charles E. Green,Robert Suchting,Margaret C. Wardle,Jessica Vincent,Antonio L. Teixeira,Joy M. Schmitz,Scott D. Lane 대한정신약물학회 2020 CLINICAL PSYCHOPHARMACOLOGY AND NEUROSCIENCE Vol.18 No.1
Objective: The neutrophil to lymphocyte ratio (NLR) is a non-specific, easy-to-obtain marker of inflammation associated with morbidity and mortality in systemic, psychiatric, and age-related inflammatory conditions. Given the growing trend of substance use disorder (SUD) in older adults, and the relationship between inflammation and SUD elevated NLR may serve as a useful inflammatory biomarker of the combined burden of aging and SUD. The present study focused on cocaine use disorder (CUD) to examine if cocaine adds further inflammatory burden among older adults, by comparing NLR values between older adults with CUD and a non-cocaine using, aged-matched, nationally representative sample. Methods: The dataset included 107 (86% male) participants (aged 50−65 years) with cocaine use disorder. NLR was derived from complete blood count tests by dividing the absolute value of peripheral neutrophil concentration by lymphocyte concentration. For comparison, we extracted data from age-matched adults without CUD using the National Health and Nutrition Examination Survey. Individuals with immunocompromising conditions were excluded (e.g., rheumatoid arthritis and sexually transmitted infections such as HIV). A doubly-robust inverse probability-weighted regression adjustment (IPWRA) propensity score method was used to estimate group differences on NLR while controlling for potential confounding variables (age, gender, race, income, nicotine, marijuana and alcohol use). Results: The IPWRA model revealed that the CUD sample had significantly elevated NLR in comparison to non-cocaine users, with a moderate effect size ( weight = 0.67). Conclusion: Although non-specific, NLR represents a readily obtainable inflammatory marker for SUD research. CUD may add further inflammatory burden to aging cocaine users.