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Articles 151 - 180 of 337

Full-Text Articles in Bioethics and Medical Ethics

Introduction To Bioethics Special Supplement V: Ethical Issues In Genomic Testing Of Children., John D. Lantos Jan 2016

Introduction To Bioethics Special Supplement V: Ethical Issues In Genomic Testing Of Children., John D. Lantos

Manuscripts, Articles, Book Chapters and Other Papers

Next-generation genome sequencing of children is one of the most promising and most challenging new technologies in pediatrics. On the one hand, it offers the hope that we will be able to diagnose rare conditions that were previously impossible to diagnose, which, in turn, might lead to new treatments. On the other hand, the technology for sequencing presents daunting problems of interpretation. It is problematic to conduct the research necessary to characterize the pathogenicity of those variants at the same time that we are using them to guide the clinical care of children who have complex medical problems. It is …


Whole-Genome Sequencing And Disability In The Nicu: Exploring Practical And Ethical Challenges., Michael J. Deem Jan 2016

Whole-Genome Sequencing And Disability In The Nicu: Exploring Practical And Ethical Challenges., Michael J. Deem

Manuscripts, Articles, Book Chapters and Other Papers

Clinical whole-genome sequencing (WGS) promises to deliver faster diagnoses and lead to better management of care in the NICU. However,several disability rights advocates have expressed concern that clinical use of genetic technologies may reinforce and perpetuate stigmatization of and discrimination against disabled persons in medical and social contexts. There is growing need, then, for clinicians and bioethicists to consider how the clinical use of WGS in the newborn period might exacerbate such harms to persons with disabilities. This article explores ways to extend these concerns to clinical WGS in neonatal care. By considering these perspectives during the early phases of …


Beyond Pain—Controlling Suffering In Laboratory Animals, Bernard E. Rollin Dec 2015

Beyond Pain—Controlling Suffering In Laboratory Animals, Bernard E. Rollin

Experimental Research and Animal Welfare Collection

No abstract provided.


Lessons From Toxicology: Developing A 21st‑Century Paradigm For Medical Research, Gill Langley, Christopher P. Austin, Anil K. Balapure, Linda S. Birnbaum, John R. Bucher, Julia Fentem, Suzanne C. Fitzpatrick, John R. Fowle Iii, Robert J. Kavlock, Hiroaki Kitano, Brett A. Lidbury, Alysson R. Muotri, Shuang-Qing Peng, Dmitry Sakharov, Troy Seidle, Thales Trez, Alexander Tonevitsky, Anja Van De Stolpe, Maurice Whelan, Catherine Willett Nov 2015

Lessons From Toxicology: Developing A 21st‑Century Paradigm For Medical Research, Gill Langley, Christopher P. Austin, Anil K. Balapure, Linda S. Birnbaum, John R. Bucher, Julia Fentem, Suzanne C. Fitzpatrick, John R. Fowle Iii, Robert J. Kavlock, Hiroaki Kitano, Brett A. Lidbury, Alysson R. Muotri, Shuang-Qing Peng, Dmitry Sakharov, Troy Seidle, Thales Trez, Alexander Tonevitsky, Anja Van De Stolpe, Maurice Whelan, Catherine Willett

Experimentation Collection

Biomedical developments in the 21st century provide an unprecedented opportunity to gain a dynamic systems-level and human-specific understanding of the causes and pathophysiologies of disease. This understanding is a vital need, in view of continuing failures in health research, drug discovery, and clinical translation. The full potential of advanced approaches may not be achieved within a 20th-century conceptual framework dominated by animal models. Novel technologies are being integrated into environmental health research and are also applicable to disease research, but these advances need a new medical research and drug discovery paradigm to gain maximal benefits. We suggest a new conceptual …


The Flaws And Human Harms Of Animal Experimentation, Aysha Akhtar Oct 2015

The Flaws And Human Harms Of Animal Experimentation, Aysha Akhtar

Morality and Ethics of Animal Experimentation Collection

Nonhuman animal (“animal”) experimentation is typically defended by arguments that it is reliable, that animals provide sufficiently good models of human biology and diseases to yield relevant information, and that, consequently, its use provides major human health benefits. I demonstrate that a growing body of scientific literature critically assessing the validity of animal experimentation generally (and animal modeling specifically) raises important concerns about its reliability and predictive value for human outcomes and for understanding human physiology. The unreliability of animal experimentation across a wide range of areas undermines scientific arguments in favor of the practice. Additionally, I show how animal …


The Multifactorial Role Of The 3rs In Shifting The Harm-Benefit Analysis In Animal Models Of Disease, Melanie L. Graham, Mark J. Prescott Jul 2015

The Multifactorial Role Of The 3rs In Shifting The Harm-Benefit Analysis In Animal Models Of Disease, Melanie L. Graham, Mark J. Prescott

Biomedical Research and Alternative Methods Collection

Ethics on animal use in science in Western society is based on utilitarianism, weighing the harms and benefits to the animals involved against those of the intended human beneficiaries. The 3Rs concept (Replacement, Reduction, Refinement) is both a robust framework for minimizing animal use and suffering (addressing the harms to animals) and a means of supporting high quality science and translation (addressing the benefits). The ambiguity of basic research performed early in the research continuum can sometimes make harm-benefit analysis more difficult since anticipated benefit is often an incremental contribution to a field of knowledge. On the other hand, benefit …


Factors Associated With Belief In Conspiracies About Hiv/Aids Among Hiv-Positive African-American Patients, Andrew A. Zekeri, Youssouf Diabate Jun 2015

Factors Associated With Belief In Conspiracies About Hiv/Aids Among Hiv-Positive African-American Patients, Andrew A. Zekeri, Youssouf Diabate

Professional Agricultural Workers Journal

Abstract

The purpose of this study is to examine factors associated with belief in conspiracies about HIV/AIDS among HIV-Positive African American patients. Survey data were collected from 256 African American patients living with HIV/AIDS attending two HIV clinics in Montgomery and Dothan, Alabama. The study used multiple regression analysis to examine how sociodemographic factors contribute to belief in conspiracies about HIV/AIDS. Education and age were significantly related to belief in conspiracies about HIV/AIDS among men and women. Beliefs in conspiracies about HIV/AIDS may be a barrier to HIV prevention among African Americans. Public health officials should work toward obtaining the …


Compassion As A Practical And Evolved Ethic For Conservation, David Ramp, Marc Bekoff Jan 2015

Compassion As A Practical And Evolved Ethic For Conservation, David Ramp, Marc Bekoff

Conservation Collection

The ethical position underpinning decisionmaking is an important concern for conservation biologists when setting priorities for interventions. The recent debate on how best to protect nature has centered on contrasting intrinsic and aesthetic values against utilitarian and economic values, driven by an inevitable global rise in conservation conflicts. These discussions have primarily been targeted at species and ecosystems for success, without explicitly expressing concern for the intrinsic value and welfare of individual animals. In part, this is because animal welfare has historically been thought of as an impediment to conservation. However, practical implementations of conservation that provide good welfare outcomes …


Maintaining Ethical Standards During Conservation Crises, Ryan K. Brook, Mark Cattet, Chris T. Darimont, Paul C. Paquet, Gilbert Proulx Jan 2015

Maintaining Ethical Standards During Conservation Crises, Ryan K. Brook, Mark Cattet, Chris T. Darimont, Paul C. Paquet, Gilbert Proulx

Ethics and Conservation Biology Collection

Many species at risk in Canada and globally are at or approaching a crisis, especially where little or nothing consequential is being done to prevent extirpation. Such is the case of endangered boreal caribou (Rangifer tarandus caribou) in southern Alberta, Canada. Expedient but inadequate emergency ‘fixes’ have been experimentally implemented to arrest their decline and potential extirpation, but use of these measures raises important ethical problems. In their study of the effects of killing wolves (Canis lupus) on the Little Smoky woodland caribou population, Hervieux et al. (2014a) employed lethal methods that included shooting a firearm from a helicopter and …


An Assessment Of Retractions As A Measure Of Scientific Misconduct And Impact On Public Health Risks, Alison J. Abritis Jan 2015

An Assessment Of Retractions As A Measure Of Scientific Misconduct And Impact On Public Health Risks, Alison J. Abritis

USF Tampa Graduate Theses and Dissertations

Research misconduct has been generally considered a limited issue, occurring in a small percentage of research studies. Studies of the number of article retractions use retraction percentages to perpetuate the idea that research misconduct is not a common event, and use information in the retraction notice to quantify types of research misconduct and types or research error. However, retractions appear to be the wrong variable with which to assess misconduct rates and characteristics. Using final misconduct findings in hard science research from the Office of Research Integrity (ORI) for investigations closed from 1993 through 2013, the number of publications and …


The Ethics Of Animal Research: A Survey Of Pediatric Health Care Workers, Ari Joffe, Meredith Bara, Natalie Anton, Nathan Nobis Dec 2014

The Ethics Of Animal Research: A Survey Of Pediatric Health Care Workers, Ari Joffe, Meredith Bara, Natalie Anton, Nathan Nobis

Experimentation Collection

Introduction: Pediatric health care workers (HCW) often perform, promote, and advocate use of public funds for animal research (AR). We aim to determine whether HCW consider common arguments (and counterarguments) in support (or not) of AR convincing.

Design: After development and validation, an e-mail survey was sent to all pediatricians and pediatric intensive care unit nurses and respiratory therapists (RTs) affiliated with a Canadian University. We presented questions about demographics, support for AR, and common arguments (with their counterarguments) to justify the moral permissibility (or not) of AR. Responses are reported using standard tabulations. Responses of pediatricians and nurses/RTs were …


Considering A New Paradigm For Alzheimer’S Disease Research, Gillian R. Langley Aug 2014

Considering A New Paradigm For Alzheimer’S Disease Research, Gillian R. Langley

Experimentation Collection

Using Alzheimer’s disease as a case study, this review argues that it might be time to consider a new paradigm in medical research and drug discovery. The existing framework is overly dependent on often unvalidated animal models, particularly transgenic mice. Translational success remains elusive and costly late-stage drug failure is common. The conventional paradigm tends to overlook species differences and assumes that animal-based findings are generally applicable to humans. Could pathways-based research using advanced human-specific models probed with new tools, including those of systems biology, take centre stage? The current transition in chemical toxicology to a 21st-century paradigm could be …


Strategic Focus On 3r Principles Reveals Major Reductions In The Use Of Animals In Pharmaceutical Toxicity Testing, Elin Törnqvist, Anita Annas, Britta Granath, Elisabeth Jalkesten, Ian Cotgreave, Mattias Öberg Jul 2014

Strategic Focus On 3r Principles Reveals Major Reductions In The Use Of Animals In Pharmaceutical Toxicity Testing, Elin Törnqvist, Anita Annas, Britta Granath, Elisabeth Jalkesten, Ian Cotgreave, Mattias Öberg

Application of Alternative Methods Collection

The principles of the 3Rs, Replacement, Reduction and Refinement, are being increasingly incorporated into legislations, guidelines and practice of animal experiments in order to safeguard animal welfare. In the present study we have studied the systematic application of 3R principles to toxicological research in the pharmaceutical industry, with particular focus on achieving reductions in animal numbers used in regulatory and investigatory in vivo studies. The work also details major factors influencing these reductions including the conception of ideas, cross-departmental working and acceptance into the work process. Data from 36 reduction projects were collected retrospectively from work between 2006 and 2010. …


A Longitudinal View Of Primate Life In Two American Laboratories, Jonathan Balcombe May 2014

A Longitudinal View Of Primate Life In Two American Laboratories, Jonathan Balcombe

Experimentation Collection

If representative of other facilities, our findings uncover serious welfare concerns for the wellbeing of primates kept in American research facilities. These animals face regular or chronic sources of pain and distress including noxious experimental and non‐experimental events and illness and injury; and severe and prolonged social disruptions. Pain relief is meager by comparison to that normally provided to humans, despite legislative requirements to minimize pain and distress and assume similarity to humans in terms of ability to experience pain and distress. Living environments are usually confinement indoors to a metal cage, often alone, and often with a minimum of …


Rethinking The Ethics Of Research Involving Nonhuman Animals: Introduction, Tom L. Beauchamp, Hope Ferdowsian, John P. Gluck Apr 2014

Rethinking The Ethics Of Research Involving Nonhuman Animals: Introduction, Tom L. Beauchamp, Hope Ferdowsian, John P. Gluck

Experimentation Collection

No abstract provided.


State-Of-The-Art Of 3d Cultures (Organs-On-A-Chip) In Safety Testing And Pathophysiology, Natalie Alépée, Anthony Bahinski, Mardas Daneshian, Bart De Wever, Alan Goldberg, Jan Hansmann, Thomas Hartung, John Haycock, Helena T. Hogberg, Lisa Hoelting, Jens M. Kelm, Suzanne Kadereit, Emily Mcvey, Robert Landsiedel, Marcel Leist, Marc Lübberstedt, Fozia Noor, Christian Pellevoisin, Dirk Petersohn, Uwe Pfannenbecker, Kerstin Reisinger, Tzutzuy Ramirez, Barbara Rothen-Rutishauser, Monika Schäfer-Korting, Katrin Zeilinger, Marie-Gabriele Zurich Apr 2014

State-Of-The-Art Of 3d Cultures (Organs-On-A-Chip) In Safety Testing And Pathophysiology, Natalie Alépée, Anthony Bahinski, Mardas Daneshian, Bart De Wever, Alan Goldberg, Jan Hansmann, Thomas Hartung, John Haycock, Helena T. Hogberg, Lisa Hoelting, Jens M. Kelm, Suzanne Kadereit, Emily Mcvey, Robert Landsiedel, Marcel Leist, Marc Lübberstedt, Fozia Noor, Christian Pellevoisin, Dirk Petersohn, Uwe Pfannenbecker, Kerstin Reisinger, Tzutzuy Ramirez, Barbara Rothen-Rutishauser, Monika Schäfer-Korting, Katrin Zeilinger, Marie-Gabriele Zurich

in Vitro Research Models Collection

Integrated approaches using different in vitro methods in combination with bioinformatics can (i) increase the success rate and speed of drug development; (ii) improve the accuracy of toxicological risk assessment; and (iii) increase our understanding of disease. Three-dimensional (3D) cell culture models are important building blocks of this strategy which has emerged during the last years. The majority of these models are organotypic, i.e., they aim to reproduce major functions of an organ or organ system. This implies in many cases that more than one cell type forms the 3D structure, and often matrix elements play an important role. This …


Clinical Trials And Late-Stage Drug Development In Alzheimer’S Disease: An Appraisal From 1984 To 2014, L. S. Schneider, F. Mangialasche, S. Andreasen, H. Feldman, E. Giacobini, R. Jones, V. Mantua, P. Mecocci, L. Pani, B. Winblad, M. Kivipelto Mar 2014

Clinical Trials And Late-Stage Drug Development In Alzheimer’S Disease: An Appraisal From 1984 To 2014, L. S. Schneider, F. Mangialasche, S. Andreasen, H. Feldman, E. Giacobini, R. Jones, V. Mantua, P. Mecocci, L. Pani, B. Winblad, M. Kivipelto

Human Clinical Trials Collection

The modern era of drug development for Alzheimer's disease began with the proposal of the cholinergic hypothesis of memory impairment and the 1984 research criteria for Alzheimer's disease. Since then, despite the evaluation of numerous potential treatments in clinical trials, only four cholinesterase inhibitors and memantine have shown sufficient safety and efficacy to allow marketing approval at an international level. Although this is probably because the other drugs tested were ineffective, inadequate clinical development methods have also been blamed for the failures. Here, we review the development of treatments for Alzheimer's disease during the past 30 years, considering the drugs, …


Conscientious Objection To Harmful Animal Use Within Veterinary And Other Biomedical Education, Andrew Knight Jan 2014

Conscientious Objection To Harmful Animal Use Within Veterinary And Other Biomedical Education, Andrew Knight

Science Education and Alternative Methods Collection

Laboratory classes in which animals are seriously harmed or killed, or which use cadavers or body parts from ethically debatable sources, are controversial within veterinary and other biomedical curricula. Along with the development of more humane teaching methods, this has increasingly led to objections to participation in harmful animal use. Such cases raise a host of issues of importance to universities, including those pertaining to curricular design and course accreditation, and compliance with applicable animal welfare and antidiscrimination legislation. Accordingly, after detailed investigation, some universities have implemented formal policies to guide faculty responses to such cases, and to ensure that …


Finding Fault?: Exploring Legal Duties To Return Incidental Findings In Genomic Research, Elizabeth R. Pike, Karen H. Rothenberg, Benjamin E. Berkman Jan 2014

Finding Fault?: Exploring Legal Duties To Return Incidental Findings In Genomic Research, Elizabeth R. Pike, Karen H. Rothenberg, Benjamin E. Berkman

Faculty Scholarship

The use of whole genome sequencing in biomedical research is expected to produce dramatic advances in human health. The increasing use of this powerful, data-rich new technology in research, however, will inevitably give rise to incidental findings (IFs), findings with individual health or reproductive significance that are beyond the aims of the particular research, and the related questions of whether and to what extent researchers have an ethical obligation to return IFs. Many have concluded that researchers have an ethical obligation to return some findings in some circumstances, but have provided vague or context-dependent approaches to determining which IFs must …


Nudging The Fda, W. Nicholson Price Ii, I. Glenn Cohen Jan 2014

Nudging The Fda, W. Nicholson Price Ii, I. Glenn Cohen

Law Faculty Scholarship

[Excerpt] "The FDA’s regulation of drugs is frequently the subject of policy debate, with arguments falling into two camps. On the one hand, a libertarian view of patients and the health care system holds high the value of consumer choice. Patients should get all the information and the drugs they want; the FDA should do what it can to enforce some basic standards but should otherwise get out of the way. On the other hand, a paternalist view values the FDA’s role as an expert agency standing between patients and a set of potentially dangerous drugs and potentially unscrupulous or …


Review Of Manon Parry, Broadcasting Birth Control: Mass Media And Family Planning, Rose Holz Jan 2014

Review Of Manon Parry, Broadcasting Birth Control: Mass Media And Family Planning, Rose Holz

Women's and Gender Studies Program: Faculty Publications

As Manon Parry explains in her interesting new book, ‘Many of the women who wrote [to the Birth Control Review] noted that they had read about [Margaret] Sanger’s work in the press, confirming the important role of the mass media in publicizing and building support for the movement’ (p. 13). Therein lies the crux of Parry’s project: the use of publicity was central to the family planning movement and a sustained analysis of its use over time is long overdue. To that end, she challenges several long-standing historiographic assumptions and unearths more than a few fascinating stories. For example, …


Consensus Report On The Future Of Animal-Free Systemic Toxicity Testing, Marcel Leist, Nina Hasiwa, Costanza Rovida, Mardas Daneshian, David Basketter, Ian Kimber, Harvey Clewell, Tilman Gocht, Alan Goldberg, Francois Busquet, Anna-Maria Rossi, Michael Schwarz, Martin Stephens, Rob Taalman, Thomas B. Knudsen, James Mckim, Georgina Harris, David Pamies, Thomas Hartung Jan 2014

Consensus Report On The Future Of Animal-Free Systemic Toxicity Testing, Marcel Leist, Nina Hasiwa, Costanza Rovida, Mardas Daneshian, David Basketter, Ian Kimber, Harvey Clewell, Tilman Gocht, Alan Goldberg, Francois Busquet, Anna-Maria Rossi, Michael Schwarz, Martin Stephens, Rob Taalman, Thomas B. Knudsen, James Mckim, Georgina Harris, David Pamies, Thomas Hartung

Experimentation Collection

Since March 2013, animal use for cosmetics testing for the European market has been banned. This requires a renewed view on risk assessment in this field. However, in other fields as well, traditional animal experimentation does not always satisfy requirements in safety testing, as the need for human-relevant information is ever increasing. A general strategy for animal-free test approaches was outlined by the US National Research Council’s vision document for Toxicity Testing in the 21st Century in 2007. It is now possible to provide a more defined roadmap on how to implement this vision for the four principal areas of …


Lost In Translation: Animal Models And Clinical Trials In Cancer Treatment, Isabella W.Y. Mak, Nathan Evaniew, Michelle Ghert Jan 2014

Lost In Translation: Animal Models And Clinical Trials In Cancer Treatment, Isabella W.Y. Mak, Nathan Evaniew, Michelle Ghert

Human Clinical Trials Collection

Due to practical and ethical concerns associated with human experimentation, animal models have been essential in cancer research. However, the average rate of successful translation from animal models to clinical cancer trials is less than 8%. Animal models are limited in their ability to mimic the extremely complex process of human carcinogenesis, physiology and progression. Therefore the safety and efficacy identified in animal studies is generally not translated to human trials. Animal models can serve as an important source of in vivo information, but alternative translational approaches have emerged that may eventually replace the link between in vitro studies and …


A Review Of “An Ethical Market In Human Organs,” By Charles A. Erin And John Harris, And A Proposed Solution To The Current Organ Shortage, Rachel Rattenni Fcrh '14 Dec 2013

A Review Of “An Ethical Market In Human Organs,” By Charles A. Erin And John Harris, And A Proposed Solution To The Current Organ Shortage, Rachel Rattenni Fcrh '14

The Fordham Undergraduate Research Journal

In 2005, an Israeli man named Nick Rosen answered an ad in his local Tel Aviv newspaper searching for someone interested in selling a kidney. Through funding from the broker who placed the ad, Rosen was flown to New York and set up with a dialysis patient from Brooklyn. After Rosen and the dialysis patient passed a simple procedure for the screening of illegal organ sales by saying the two were old friends, the successful transplant surgery was performed at the esteemed Mount Sinai Medical Center in New York. The Brooklyn resident walked away never again needing to go on …


Genetic Sex Conditions And Redefining Sex, Jayce O'Shields Dec 2013

Genetic Sex Conditions And Redefining Sex, Jayce O'Shields

Student Scholarship

Western culture has a tendency to value binaries and discreet categories that separate its social structure and provide a sense of order and organization. The value placed on binaries and categories may be advantageous in some aspects, but when it starts to infringe upon the legal and medical rights of individuals not easily placed in either binary category, it can become less advantageous.

A baby is usually classified as either male or female shortly after birth, and all future legal, social, and economic actions and rights of that individual are more or less decided according to this classification. A problem …


Incorporating New Technologies Into Toxicity Testing And Risk Assessment: Moving From 21st Century Vision To A Data-Driven Framework, Russell S. Thomas, Martin A. Philbert, Scott Auerbach, Barbara A. Wetmore, Michael J. Devito, Ila Cote, J. Craig Rowlands, Maurice Whelan, Sean M. Hays, Melvin E. Andersen, M.E. (Bette) Meek, Lawrence W. Reiter, Jason C. Lambert, Harvey J. Clewell Iii, Martin L. Stephens, Q. Jay Zhao, Scott C. Wesselkamper, Lynn Flowers, Edward W. Carney, Tim P. Pastoor, Dan D. Petersen, Carole L. Yauk, Andy Nong Nov 2013

Incorporating New Technologies Into Toxicity Testing And Risk Assessment: Moving From 21st Century Vision To A Data-Driven Framework, Russell S. Thomas, Martin A. Philbert, Scott Auerbach, Barbara A. Wetmore, Michael J. Devito, Ila Cote, J. Craig Rowlands, Maurice Whelan, Sean M. Hays, Melvin E. Andersen, M.E. (Bette) Meek, Lawrence W. Reiter, Jason C. Lambert, Harvey J. Clewell Iii, Martin L. Stephens, Q. Jay Zhao, Scott C. Wesselkamper, Lynn Flowers, Edward W. Carney, Tim P. Pastoor, Dan D. Petersen, Carole L. Yauk, Andy Nong

in Vitro Research Models Collection

Based on existing data and previous work, a series of studies is proposed as a basis toward a pragmatic early step in transforming toxicity testing. These studies were assembled into a data-driven framework that invokes successive tiers of testing with margin of exposure (MOE) as the primary metric. The first tier of the framework integrates data from high-throughput in vitro assays, in vitro-to-in vivo extrapolation (IVIVE) pharmacokinetic modeling, and exposure modeling. The in vitro assays are used to separate chemicals based on their relative selectivity in interacting with biological targets and identify the concentration at which these interactions …


Review Of Ourselves Unborn: A History Of The Fetus In Modern America, By Sara Dubow, Rose Holz Jul 2013

Review Of Ourselves Unborn: A History Of The Fetus In Modern America, By Sara Dubow, Rose Holz

Women's and Gender Studies Program: Faculty Publications

With the publication of the Bancroft Prize-winning Ourselves Unborn, Sara Dubow offers a long overdue analysis and historicization of what has become a central feature in battles over reproductive rights: the fetus. Drawing upon legal and legislative records as well as educational tracts, museum exhibits, medical textbooks and journals, personal memoirs, and the popular press, Dubow traces what she calls “fetal stories” (4) in America from the late nineteenth century through the early twenty-first. In so doing, she persuasively reminds her readers the following: First, that our understanding of the fetus is not simply a product of biology or theology. …


Can Acute Dermal Systemic Toxicity Tests Be Replaced With Oral Tests? A Comparison Of Route-Specific Systemic Toxicity And Hazard Classifications Under The Globally Harmonized System Of Classification And Labelling Of Chemicals (Ghs), Nigel P. Moore, David J. Andrew, Donald L. Bjerke, Stuart Creton, David Dreher, Thomas Holmes, Pilar Prieto, Troy Seidle, Tim G. Rowan Jun 2013

Can Acute Dermal Systemic Toxicity Tests Be Replaced With Oral Tests? A Comparison Of Route-Specific Systemic Toxicity And Hazard Classifications Under The Globally Harmonized System Of Classification And Labelling Of Chemicals (Ghs), Nigel P. Moore, David J. Andrew, Donald L. Bjerke, Stuart Creton, David Dreher, Thomas Holmes, Pilar Prieto, Troy Seidle, Tim G. Rowan

Experimentation Collection

Acute systemic toxicity data (LD50 values) and hazard classifications derived in the rat following oral administration and dermal application have been analysed to examine whether or not orally-derived hazard classification or LD50 values can be used to determine dermal hazard classification. Comparing the oral and dermal classifications for 335 substances derived from oral and dermal LD50 values respectively revealed 17% concordance, and indicated that 7% of substances would be classified less severely while 76% would be classified more severely if oral classifications were applied directly to the dermal route. In contrast, applying the oral LD50 values within the dermal classification …


Inflammatory Findings On Species Extrapolations: Humans Are Definitely No 70-Kg Mice, Marcel Leist, Thomas Hartung Apr 2013

Inflammatory Findings On Species Extrapolations: Humans Are Definitely No 70-Kg Mice, Marcel Leist, Thomas Hartung

Validation of Alternative Methods Collection

Modern toxicology has embraced in vitro methods, and major hopes are based on the Omics technologies and systems biology approaches they bring along (Hartung and McBride in ALTEX 28(2):83–93, 2011; Hartung et al. in ALTEX 29(2):119–28, 2012). A culture of stringent validation has been developed for such approaches (Leist et al. in ALTEX 27(4):309–317, 2010; ALTEX 29(4):373–88, 2012a; Toxicol Res 1:8–22, 2012b), while the quality and usefulness of animal experiments have been little scrutinized. A new study (Seok et al. 2013) now shows the low predictivity of animal responses in the field of inflammation. These findings corroborate earlier findings from …


Enhancing Communication Between Scientists, Government Officials, And The Lay Public: Advancing Science And Protecting The Public's Welfare Through Better Multi-Stakeholder Interfacing, Clark J. Lee, Patrick P. Rose, Earl Stoddard Iii Jan 2013

Enhancing Communication Between Scientists, Government Officials, And The Lay Public: Advancing Science And Protecting The Public's Welfare Through Better Multi-Stakeholder Interfacing, Clark J. Lee, Patrick P. Rose, Earl Stoddard Iii

Homeland Security Publications

No abstract provided.