1,687 research outputs found

    Effects of degradation-associated polypropylene particles in the surrounding tissue after surgical mesh implantation

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    Farr NTH, Achenbach P, Sievert K-D. Effects of degradation-associated polypropylene particles in the surrounding tissue after surgical mesh implantation. Nature Reviews Urology . 2025.Evidence of polypropylene mesh degradation has revealed particle accumulation in surrounding tissues, raising concerns about potential local and systemic immune responses. Associations between polypropylene degradation and autoimmune/autoinflammatory syndrome induced by adjuvants-like symptoms have been made, and vigilant clinical assessment is important, especially in patients with a predisposition for allergy or autoimmune diseases

    Paul R. Achenbach

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    PAUL R. ACHENBACH NBS: 1937 1979 B: December 13, 1911, Thelma, Alberta, Canada EDUCATION: University of Wyoming: BS (Mechanical Engineering), 1931; BS (Electrical Engineering), 1932 PRINCIPAL FIELDS: Building technology; environment and energy engineering POSITIONS HELD AT NBS: Junior Engineer, Building Materials, Heat and Power Division Chief, Building Environment Division Senior Research Engineer, Center for Building Technology HONORS: U.S. Department of Commerce: Silver Medal, 1956; Gold Medal, 1975 NBS Rosa Award, 1970 American Society of Heating, Refrigerating and Air Conditioning Engineers Distinguished Service Award, 1967 Elected to Sigma Xi, Sigma Tau, Phi Kappa Phi MEMBERSHIPS: American Society of Heating, Refrigerating and Air Conditioning Engineers (Fellow; Board of Directors) Building Research Institute (Board of Governors) International Council for Building Research, Studies and Documentation (CIB), U.S. National Committee International Standards Organization, U.S. National Committee International Institute of Refrigeration, U.S. National Committee (Vice Chairman) PUBLICATIONS: Author of many technical articles and papers; Associate Editor of engineering handbooks published by the American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE)

    Ichtiologists of the Argentine: Guillermo Martínez Achenbach.

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    This series will include all those people who, by means of their contributions, greatand small, played a part in the consolidation of ichthyology in Argentina.The general plan of this work consists of individual factsheets containing a list ofworks by each author, along with reference bibliography and, whenever possible,personal pictures and additional material.The datasheets will be published primarily in chronological order, although this issubject to change by the availability of materials for successive editions.This work represents another approach for the recovery and revalorization of thosewho set the foundations of Argentine ichthyology while in diverse historicalcircumstances.I expect this to be the beginning of a major work that achieves the description ofsuch a significant part of the history of natural sciences in Argentina. (PDF has 16 pages.)ProBiota: Programa para el estudio y uso sustentable de la biota australLÓPEZ, H. L.; C. A. VIRASORO & J. PONTE GÓMEZ. 2009. Ictiólogos de la Argentina: Guillermo Martínez Achenbach. ProBiota, FCNyM, UNLP, Serie Técnica Didactica, La Plata, Argentina, 14: 1-15. ISSN 1515-9329

    Photosynthesis of co-existing Phragmites haplotypes in their non-native range: Are characteristics determined by adaptations derived from their native origin?

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    The Gulf Coast of North America (GC) is a 'hot spot' of Phragmites diversity as several lineages (defined according to the haplotypes of their chloroplast DNA) differing in origin, genetic traits and phenotype co-exist and interbreed in this area. We analysed differences in photosynthetic characteristics among and within four haplotypes to understand if differences in gas exchange can be attributed to adaptations acquired in their native ranges. We collected rhizomes of four GC haplotypes (I2, M1, M and AI; including the phenotypes 'Land-type', 'Delta-type', 'EU-type' and 'Greeny-type') and propagated them in a common controlled environment to compare photosynthesis- irradiance responses, CO2 responses, chlorophyll fluorescence, the activity of ribulose-1,5-bisphosphate carboxylase/ oxygenase (Rubisco), specific leaf area (SLA), pigment contents, stomatal density and guard cell length. The maximum light-saturated photosynthetic rate, Amax, in the haplotype I2 (Land-type) and haplotype M1 (Delta-type) (34.3-36.1 μmol CO2 m-2 s1) was higher than that in the invasive Eurasian haplotype M (22.4±2.3 μmol CO2 m-2 s 1). The Amax of haplotype AI (Greeny3-type) was 29.1±4.0 μmol CO2 m-2 s1 and did not differ from the Amax of the other haplotypes. The carboxylation rate (Vcmax) and electron transport rate (Jmax) followed the same pattern as Amax. The haplotypes also differed in SLA (17.0-24.3 m2 kg-1 dry mass) and pigment content, whereas stomatal density and guard cell length, Rubisco activity and chlorophyll fluorescence did not differ significantly among haplotypes. The high photosynthetic activity and gas-exchange capacity of the two haplotypes originating in tropical Africa and the Mediterranean area (haplotypes I2 and M1) are apparently adaptations derived from their native ranges. Hence, the haplotypes can be regarded as ecotypes. However, it remains unclear how these differences relate to plant competitiveness and fitness in the GC of North America environment. © 2013 The Authors

    Bewusstsein und Realität: die Frage des Idealismus in der frühen indischen Philosophie: [Consciousness and reality: the question of idealism in the early Indian philosophy]

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    The lecture was presented before the Gesellschaft für Philosophische Praxis, upon the invitation of Dr. Gerd Achenbach, founder and director of GPP (August 16, 2019). Delivered in German, it was entitled Bewusstsein und Realität: die Frage des Idealismus in der frühen indischen Philosophie (Consciousness and Reality: the Question of Idealism in the early Indian Philosophy). There were about 40 people in attendance, mostly from the circle of Dr. Achenbach. I owe thanks to Dr. Achenbach and his industrious assistant, Laura V. Adrian, who spent the three days prior to the talk translating my lecture and preparing me to deliver it in German. An audio recording (in German) is also available in DOOR.Not peer reviewedlectur

    Meta-Analysis of the Diagnostic Accuracy of the School-Age Achenbach System of Empirically Based Assessment (ASEBA)

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    Achenbach System of Empirically-Based Assessment (ASEBA) is a popular set of instruments used to detect problem behaviors in youths. Diagnostic accuracy is the ability of a test to discriminate between those who have a target condition and those who do not. The present study is a comprehensive review and multivariate meta-analysis of studies evaluating the diagnostic accuracy of ASEBA for any psychiatric disorder in children 6-18 using sensitivity and specificity or area under the curve (AUC) analysis. Moderating variables include informant, diagnosis, and study design characteristics. The analysis included 223 unique effect sizes from 13,516 youths across 28 studies. The average pooled effect size was large, g = 1.02, indicating ASEBA showed good discriminative validity overall. Caregiver report performed significantly better than teacher or youth report. ASEBA showed better discrimination for PBD, CD, and ODD compared to ADHD. Findings support continued use of ASEBA for discriminating psychological disorders in youth.Master of Art

    Bewusstsein und Realität: die Frage des Idealismus in der frühen indischen Philosophie: [Consciousness and reality: the question of idealism in the early Indian philosophy]

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    An audio recording of a lecture by Michael Picard presented before the Gesellschaft für Philosophische Praxis, upon the invitation of Dr. Gerd Achenbach, founder and director of GPP (August 16, 2019). Delivered in German, it was entitled Bewusstsein und Realität: die Frage des Idealismus in der frühen indischen Philosophie (Consciousness and Reality: the Question of Idealism in the early Indian Philosophy). There were about 40 people in attendance, mostly from the circle of Dr. Achenbach. I owe thanks to Dr. Achenbach and his industrious assistant, Laura V. Adrian, who spent the three days prior to the talk translating my lecture and preparing me to deliver it in German

    A philosophical look at the Higgs mechanism

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    On the occasion of the recent experimental detection of a Higgs-type particle at the Large Hadron Collider (LHC) at CERN, the paper reviews philosophical aspects of the Higgs mechanism as the presently preferred account of the generation of particle masses in the Standard Model of elementary particle physics and its most discussed extensions. The paper serves a twofold purpose: on the one hand, it offers an introduction to the Higgs mechanism and its most interesting philosophical aspects to readers not familiar with it; on the other hand, it clarifies widespread misunderstandings related to the role of gauge symmetries and their breaking in it

    Family Assessment- Author Index

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    Author Index (12 pages) A-Z A Abbott, D.: 263 Abery, B.: 242 Abidin, R: 81, 265 Abramovitch, R: 134, 135, 136, 137, 139,142,143,144,145,146 Abril, s.: 118 Achenbach, T. M.: 12,47, 118, 223, 265 Acock, A. c.: 206 Adams, G. R: 205 Adams, S. J.: 226 Al-Khayyal, M.: 74 Alexander, J. F.: 75 Allisson, P. D.: 185 Alwin, D. F.: 182,191,194 Amato, P. R: 205- 231, 206, 207, 210, 213,215,216, 219, 221, 222, 224, 227,230 Ammerman, R : 263 Amoloza, T. 0 .: 170, 171,172,176, 179, 187, 188 Anastasi, A.: 265 Anderson, B. J.: 85 Anderson, c.: 117 Anderson, P. P.: 104 Anderson, S. A.: 79, 168, 177 Anthony, J.: 117 Apley, J.: 84 Aponte, H. J.: 117 Appelbaum, M.: 263 Arrington, A.: 11 Asher, S.: 82 Asterita, M. F. : 92 Attneave, c.: 121 Auslander, W. F: 85 Z Zane, N .: 107, 119 Zetlin, A.: 263 Zill, N.: 83 Zuo, J.: 171, 180, 18
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