259 research outputs found
Book Reviews
BOOK REVIEWS The Assembly Line by Robert Linhart - Reviewed by MIKE PARKER The Crisis In Social Security: Economic and Political Origins by Carolyn L. Weaver - Reviewed by GARY FREEMAN The Political Econany of Aging: The State, Private Power and Social Welfare by laura Katz Olson - Reviewed by MARTIN B. TRACY The Other Side of Organizing: Resolving the Personal Dilemmas and Political Demands of Daily Practice by Steve Burghardt - Reviewed by MICHAEL REISCH The Radical Future of Liberal Feminism by Zillah Eisenstein - Reviewed by KATHRYN B. WARD Setting National Priorities: The 1983 Budget edited by Joseph A. Peobmand Crisis In the Public Sector edited by Union for Radical Political Economics - Reviewed by STEVE BUR(HARDT Alcohol and the Family by Jim Oxford and Judith Harwin - Reviewed by PATRICIA MORGA
From Disciplinarian to Change Agent: How the Civil Rights Era Changed the Roles of Student Affairs Professionals
Little has been written about the roles and functions of student affairs administrators
during the civil rights era. Therefore, the purpose of this study was to examine how the
civil rights era influenced the student affairs profession, paying particular attention to
the roles played by student affairs administrators in relation to students, other
administrators, and the community. A secondary analysis was conducted based on
interviews with 18 student affairs professionals who served on a variety of college
campuses during the civil rights era, primarily from the 1950s through the 1970s. Our
findings suggest that these administrators took on roles such as educator, advocate,
mediator, initiator, and change agent in order to effectively and efficiently resolve
issues that arose on their campuses as a result of the civil rights era and the student
protest movement.
Colleges and universities have been the battleground for many important civil rights
concerns, and many authors have chronicled student social movements of this era
(Adelman, 1972; Altbach, 1973; Strauss & Howe, 1997). In both northern and southern
colleges and universities, integration of African Americans into higher education was a
slow and difficult process (Clark, 1993; Cohodas, 1997; Exum, 1985). Once on
campus, African American students had to deal with segregation in all types of
out-of-class domains including housing, cafeterias, social activities, organized student
groups (including athletics, fraternities, and sororities), availability of scholarships,
on-campus and off-campus jobs, and access to barber shops and beauty parlors.
Student affairs administrators were in the middle of this battlefield and played a key
role in representing student demands to the administration and sometimes advocating
for change to occur (Clark, 1993; Laliberte, 2003; Tuttle, 1996). Simultaneously, the
presidents of many college and university campuses expected the student affairs staff
to represent the institutionsâ views to the students and to mete out discipline to
students who failed to follow the campus rules. These conflicting demandsâthe desire
to support students and the desire to be seen as effective administratorsâput many
student affairs administrators in precarious positions (Nichols, 1990). Nevertheless,
student affairs professionals in the civil rights era served as communication links
between the administration and students and experienced enhanced status and
advancement to higher administrative positions. In the process, their experiences
exerted considerable influence on the student affairs profession itself. By examining the
stories of student affairs administrators, we learn firsthand how the civil rights era
affected the profession. This article provides a glimpse into civil rights struggles on
campus as seen through their eyes.
Unfortunately, little has been written about the roles and functions of student affairs
administrators during the civil rights era. One study by Crookston and Atkyns (1974)
found that during the period of unrest in the 1960s, many senior student affairs officers
left their positions. They also concluded that during this period student affairs
administrators became known as crisis managers, and most colleges and universities
elevated the chief student affairs officer from dean to vice president. In recent research
that examined student affairs during the turbulent years of 1968-1972, Laliberte (2003)
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confirmed the crisis manager and student advocate roles of student affairs
administrators. For the purpose of this article, a secondary analysis of the data
collected for the book Reflecting Back, Looking Forward: Civil Rights and Student
Affairs (Wolf-Wendel et al., 2004) was conducted to examine how the civil rights era
influenced the student affairs profession, paying particular attention to the roles played
by student affairs administrators in relation to students, other administrators, and the
community. The book told the stories of individuals in first person narrative form;
however, this article focuses specifically on how participation during the civil rights era
affected the profession itself
Prehabilitation for Shoulder Dysfunction in Breast Cancer
Objective: To evaluate prehabilitation exercises to improve shoulder pain and abduction range of motion (ROM) after breast cancer surgery; to evaluate methods of exercise teaching; to assess postsurgical seroma formation.
Design: Pilot study
Setting: Academic medical center
Participants: 60 breast cancer patients were randomly assigned to either personal exercise instruction, group 1, n=36, or video only instruction, group 2, n=24.
Interventions: Shoulder exercises were assigned to both groups 1 month prior to surgery at an outpatient visit. Group 1 received personal instruction on exercises, plus written exercise instruction, and a link to access an online video. Group 2 received only written exercise instruction and a link to access the online video.
Main Outcome Measures: Exercise compliance, pain (via visual analog scale), shoulder abduction ROM (via goniometer), and presence or absence of seroma.
Results or Clinical Course: 76% of study patients chose to exercise. There was no difference in exercise compliance between personal instruction versus video teaching. (75%, 24/32 in-person vs. 77%, 10/13 video only, OR=1.03). 66% of patients (20/30) lost greater than 10 degrees shoulder abduction ROM at 1 month post surgery. 29% of patients (9/31) had worse shoulder pain at one month post surgery than at baseline (24%, 6/25 exercisers, and 50%, 3/6 non-exercisers). 15% of patients (4/27) had worse shoulder pain at 3 months post surgery than at baseline (8%, 2/25 exercisers, and 100%, 2/2 non-exercisers). Prehabilitation exercise program inferred no additional risk of seroma formation (21%, 7/33 exercisers vs. 22%, 2/9 non-exercisers OR=.94).
Conclusion: In-person teaching does not appear superior to video teaching for prehabilitation exercises in breast cancer. A high quality randomized controlled trial is necessary to assess efficacy of prehabilitation for improving post surgical outcomes. Prehabilitation exercises do not appear to increase risk of seroma formation in breast cancer surgery
Peripheral Blood Pressure Changes Induced by Dobutamine Do Not Alter BOLD Signals in The Human Brain
In extending the use of functional MRI to neuropharmacology, a primary area of concern is that peripheral blood pressure changes induced by pharmacological agents could independently produce a change in the blood oxygenation level-dependent (BOLD) signal, resulting in difficulties distinguishing or interpreting drug-induced neural activations. In the present study, we utilized intravenous dobutamine, a beta-adrenergic receptor agonist, to increase the mean arterial blood pressure (MABP), while examining the effects of MABP changes on the BOLD signal in cocaine-dependent participants. Dobutamine infusion significantly increased the MABP from 93 ± 8 mm Hg to 106 ± 12 mm Hg (P \u3c 0.0005), but did not produce a significant global BOLD signal. Yet, a few voxels in the anterior cingulate showed BOLD signal changes that paralleled the changes in blood pressure (BP). Our observations support the conclusion that following the infusion of psychoactive agents, brain BOLD signals accurately reflect neuronal activity, even in the face of relatively large peripheral cardiovascular effects that transiently increase systemic BP
The ENIGMA Stroke Recovery Working Group: Big data neuroimaging to study brainâbehavior relationships after stroke
The goal of the Enhancing Neuroimaging Genetics through MetaâAnalysis (ENIGMA) Stroke Recovery working group is to understand brain and behavior relationships using wellâpowered metaâ and megaâanalytic approaches. ENIGMA Stroke Recovery has data from over 2,100 stroke patients collected across 39 research studies and 10 countries around the world, comprising the largest multisite retrospective stroke data collaboration to date. This article outlines the efforts taken by the ENIGMA Stroke Recovery working group to develop neuroinformatics protocols and methods to manage multisite stroke brain magnetic resonance imaging, behavioral and demographics data. Specifically, the processes for scalable data intake and preprocessing, multisite data harmonization, and largeâscale stroke lesion analysis are described, and challenges unique to this type of big data collaboration in stroke research are discussed. Finally, future directions and limitations, as well as recommendations for improved data harmonization through prospective data collection and data management, are provided
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Adoption of preventive behaviors in response to the 2009 H1N1 influenza pandemic: a multiethnic perspective
Background: As public health leaders prepare for possible future influenza pandemics, the rapid spread of 2009 H1N1 influenza highlights the need to focus on measures the public can adopt to help slow disease transmission. Such measures may relate to hygiene (e.g., hand washing), social distancing (e.g., avoiding places where many people gather), and pharmaceutical interventions (e.g., vaccination). Given the disproportionate impact of public health emergencies on minority communities in the United States, it is important to understand whether there are differences in acceptance across racial/ethnic groups that could lead to targeted and more effective policies and communications. Objectives: This study explores racial/ethnic differences in the adoption of preventive behaviors during the 2009 H1N1 influenza pandemic. Patients/Methods Data are from a national telephone poll conducted March 17 to April 11, 2010, among a representative sample of 1123 white, 330 African American, 317 Hispanic, 268 Asian, and 262 American Indian/Alaska Native adults in the USA. Results: People in at least one racial/ethnic minority group were more likely than whites to adopt several behaviors related to hygiene, social distancing, and healthcare access, including increased hand washing and talking with a healthcare provider (P-values <0·05). Exceptions included avoiding others with influenza-like illnesses and receiving 2009 H1N1 and seasonal influenza vaccinations. After we controlled the data for socioeconomic status, demographic factors, healthcare access, and illness- and vaccine-related attitudes, nearly all racial/ethnic differences in behaviors persisted. Conclusions: Minority groups appear to be receptive to several preventive behaviors, but barriers to vaccination are more pervasive
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A high-resolution map of human evolutionary constraint using 29 mammals.
The comparison of related genomes has emerged as a powerful lens for genome interpretation. Here we report the sequencing and comparative analysis of 29 eutherian genomes. We confirm that at least 5.5% of the human genome has undergone purifying selection, and locate constrained elements covering âŒ4.2% of the genome. We use evolutionary signatures and comparisons with experimental data sets to suggest candidate functions for âŒ60% of constrained bases. These elements reveal a small number of new coding exons, candidate stop codon readthrough events and over 10,000 regions of overlapping synonymous constraint within protein-coding exons. We find 220 candidate RNA structural families, and nearly a million elements overlapping potential promoter, enhancer and insulator regions. We report specific amino acid residues that have undergone positive selection, 280,000 non-coding elements exapted from mobile elements and more than 1,000 primate- and human-accelerated elements. Overlap with disease-associated variants indicates that our findings will be relevant for studies of human biology, health and disease
The exported protein PbCP1 localises to cleft-like structures in the rodent malaria parasite Plasmodium berghei
Protein export into the host red blood cell is one of the key processes in the pathobiology of the malaria parasite Plasmodiumtrl falciparum, which extensively remodels the red blood cell to ensure its virulence and survival. In this study, we aimed to shed further light on the protein export mechanisms in the rodent malaria parasite P. berghei and provide further proof of the conserved nature of host cell remodeling in Plasmodium spp. Based on the presence of an export motif (R/KxLxE/Q/D) termed PEXEL (Plasmodium export element), we have generated transgenic P. berghei parasite lines expressing GFP chimera of putatively exported proteins and analysed one of the newly identified exported proteins in detail. This essential protein, termed PbCP1 (P. berghei Cleft-like Protein 1), harbours an atypical PEXEL motif (RxLxY) and is further characterised by two predicted transmembrane domains (2TMD) in the C-terminal end of the protein. We have functionally validated the unusual PEXEL motif in PbCP1 and analysed the role of the 2TMD region, which is required to recruit PbCP1 to discrete membranous structures in the red blood cell cytosol that have a convoluted, vesico-tubular morphology by electron microscopy. Importantly, this study reveals that rodent malaria species also induce modifications to their host red blood cell
High incidence of vertebral fractures in children with acute lymphoblastic leukemia 12 months after the initiation of therapy
Purpose: Vertebral fractures due to osteoporosis are a potential complication of childhood acute lymphoblastic leukemia (ALL). To date, the incidence of vertebral fractures during ALL treatment has not been reported. Patient and Methods: We prospectively evaluated 155 children with ALL during the first 12 months of leukemia therapy. Lateral thoracolumbar spine radiographs were obtained at baseline and 12 months. Vertebral bodies were assessed for incident vertebral fractures using the Genant semiquantitative method, and relevant clinical indices such as spine bone mineral density (BMD), back pain, and the presence of vertebral fractures at baseline were analyzed for association with incident vertebral fractures. Results: Of the 155 children, 25 (16%; 95% CI, 11% to 23%) had a total of 61 incident vertebral fractures, of which 32 (52%) were moderate or severe. Thirteen (52%) of the 25 children with incident vertebral fractures also had fractures at baseline. Vertebral fractures at baseline increased the odds of an incident fracture at 12 months by an odds ratio of 7.3 (95% CI, 2.3 to 23.1; P = .001). In addition, for every one standard deviation reduction in spine BMD Z-score at baseline, there was 1.8-fold increased odds of incident vertebral fracture at 12 months (95% CI, 1.2 to 2.7; P = .006). Conclusion: Children with ALL have a high incidence of vertebral fractures after 12 months of chemotherapy, and the presence of vertebral fractures and reductions in spine BMD Z-scores at baseline are highly associated clinical features. © 2012 by American Society of Clinical Oncology
Roles of neutrophils in the regulation of the extent of human inflammation through delivery of IL-1 and clearance of chemokines
This study examined the establishment of neutrophilic inflammation in humans. We tested the hypotheses that neutrophil recruitment was associated with local CXCL8 production and that neutrophils themselves might contribute to the regulation of the size of the inflammatory response. Humans were challenged i.d. with endotoxin. Biopsies of these sites were examined for cytokine production and leukocyte recruitment by qPCR and IHC. Additional in vitro models of inflammation examined the ability of neutrophils to produce and sequester cytokines relevant to neutrophilic inflammation. i.d. challenge with 15 ng of a TLR4-selective endotoxin caused a local inflammatory response, in which 1% of the total biopsy area stained positive for neutrophils at 6 h, correlating with 100-fold up-regulation in local CXCL8 mRNA generation. Neutrophils themselves were the major source of the early cytokine IL-1ÎČ. In vitro, neutrophils mediated CXCL8 but not IL-1ÎČ clearance (>90% clearance of â€2 nM CXCL8 over 24 h). CXCL8 clearance was at least partially receptor-dependent and modified by inflammatory context, preserved in models of viral infection but reduced in models of bacterial infection. In conclusion, in a human inflammatory model, neutrophils are rapidly recruited and may regulate the size and outcome of the inflammatory response through the uptake and release of cytokines and chemokines in patterns dependent on the underlying inflammatory stimulus
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