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1.
BMJ Open ; 14(7): e082502, 2024 Jul 08.
Article in English | MEDLINE | ID: mdl-38977365

ABSTRACT

BACKGROUND: Patient engagement (PE) or involvement in research is when patient partners are integrated onto teams and initiatives (not participants in research). A number of health research funding organisations have PE frameworks or rubrics but we are unaware of them applying and reporting on their own internal PE efforts. We describe our work at the Canadian Institutes of Health Research's Institute of Musculoskeletal Health and Arthritis (CIHR IMHA) to implement, evaluate and understand the impact of its internal PE strategy. METHODS: A co-production model was used involving patient partners, a PE specialist and staff from IMHA. A logic model was co-developed to guide implementing and evaluating IMHA's PE strategy. Some of evaluating the PE strategy and understanding its impact was a collaboration between the Public and Patient Engagement Collaborative (McMaster University) and IMHA. RESULTS: IMHA convened a PE Research Ambassador (PERA) group which co-led this work with the support of a PE specialist. In doing so, PERA had a number of meetings since 2020, set its own priorities and co-produced a number of outputs (video, publications, webinars, blog and modules called the How-to Guide for PE in Research). This work to evaluate and measure impacts of IMHA's PE strategy revealed positive results, for example, on PERA members, Institute Advisory Board members and staff, as well as beyond the institute based on uptake and use of the modules. Areas for improvement are mainly related to increasing the diversity of PERA and to improving accessibility of the PE outputs (more languages and formats). CONCLUSIONS: Implementing a PE strategy within CIHR IMHA resulted in several PE activities and outputs with impacts within and beyond the institute. We provide templates and outputs related to this work that may inform the efforts of other health research funding organisations. We encourage health research funders to move beyond encouraging or requiring PE in funded projects to fully 'walk the talk' of PE by implementing and evaluating their own PE strategies.


Subject(s)
Patient Participation , Humans , Canada , Biomedical Research/organization & administration , Academies and Institutes/organization & administration
5.
J Midwifery Womens Health ; 67(6): 685-686, 2022 11.
Article in English | MEDLINE | ID: mdl-36527399
6.
J Midwifery Womens Health ; 66(3): 385-390, 2021 May.
Article in English | MEDLINE | ID: mdl-34101977

ABSTRACT

Parvovirus B19 has been identified as the cause of erythema infectiosum, a common childhood illness. Also known as fifth disease, this virus is highly contagious among school-age children, especially during the winter months when outbreaks within classrooms are widespread. The majority of adults have had the infection in childhood and are immune to recurrence. Approximately 40% of childbearing-age individuals, however, remain nonimmune and susceptible to infection. If acquired during pregnancy, parvovirus B19 infection can have devastating fetal consequences, especially if contracted in the second trimester. Vertical transmission of parvovirus B19 occurs more readily during this gestational period, and fetal loss rates of 8% to 17% have been reported as a result of severe fetal anemia and hydrops fetalis. Unfortunately, adults with parvovirus B19 infection are often asymptomatic and do not exhibit the classic slapped-cheek rash seen in childhood. More commonly, adults will exhibit atypical symptoms such as joint arthralgias. Maternal history of direct exposure to a confirmed case within the family or the presence of atypical symptoms warrants serum antibody screening. Although the presence of immunoglobulin G confirms immunity, any immunoglobulin M positivity will require ongoing fetal surveillance for evidence of fetal anemia and hydrops fetalis. Serial ultrasound imaging for 8 to 12 weeks with Doppler measurements of the peak systolic velocity in the middle cerebral artery are the mainstays of fetal monitoring. Referral to a maternal-fetal medicine specialist with experience in fetal blood sampling and intrauterine transfusion is recommended for any cases of hydrops fetalis or if a concern for severe fetal anemia exists.


Subject(s)
Erythema Infectiosum , Parvoviridae Infections , Parvovirus B19, Human , Pregnancy Complications, Infectious , Adult , Blood Transfusion, Intrauterine , Child , Erythema Infectiosum/diagnosis , Female , Humans , Parvoviridae Infections/complications , Parvoviridae Infections/diagnosis , Pregnancy , Pregnancy Complications, Infectious/diagnosis
7.
J Orthop Res ; 37(2): 313-324, 2019 02.
Article in English | MEDLINE | ID: mdl-30450639

ABSTRACT

Canine hip dysplasia and developmental dysplasia of the human hip share demographic, phenotypic, and clinical features including the predisposition to develop osteoarthritis in affected joints. To support the results of genetic mapping studies for CHD and its concomitant osteoarthritis with functional information, we performed RNA-seq on hip capsule and teres ligament of affected and unaffected dogs. RNA seq showed that expressed genes segregated according age, capsule or ligament, and hip phenotype. Expression of HHIP, DACT2, and WIF1 was significantly higher in capsule from control hips than dysplastic hips indicating a disruption of the hedgehog signaling pathway. Expression of SPON 1, a key component of the WNT pathway, was increased significantly in both dysplastic capsule and ligament while FBN2 and EMILIN3 were significantly increased in dysplastic capsule. Of genes associated with human hip osteoarthritis, expression of ACAN, IGF1, CILP2, COL11A1, COL8A1, and HAPLN was increased significantly in dysplastic capsule. The significant increase in expression of PLA2F, TNFRSF, TMEM, and IGFBP in dysplastic capsule indicated an injury response. Gene set enrichment analysis revealed that genes involved in extracellular matrix structure, epithelial to mesenchymal transition, myogenesis, growth factor signaling, cancer and immune pathways were enriched in dysplastic capsule. For teres ligament from dysplastic joints, genes in retinoic signaling pathways and those encoding extracellular matrix molecules, but not proteoglycans, were enriched. Hip tissues respond to abnormal mechanics early in dysplastic hip development and these pathways present targets for intervention in the early synovitis and capsulitis secondary to canine and human hip dysplasia. © 2018 Orthopaedic Research Society. Published by Wiley Periodicals, Inc. J Orthop Res 37:313-324, 2019.


Subject(s)
Hip Dysplasia, Canine/metabolism , Hip Joint/metabolism , Joint Capsule/metabolism , Ligaments, Articular/metabolism , Osteoarthritis, Hip/veterinary , Animals , Animals, Newborn/metabolism , Case-Control Studies , Dogs , Female , Fetus/metabolism , Gene Expression Profiling , Hip Dysplasia, Canine/etiology , Hip Joint/growth & development , Male , Osteoarthritis, Hip/metabolism , Principal Component Analysis
8.
CMAJ Open ; 6(2): E218-E226, 2018 May 31.
Article in English | MEDLINE | ID: mdl-29858395

ABSTRACT

BACKGROUND: We sought to determine whether patients with a coordinated care plan developed using the Health Links model of care in the Hamilton Niagara Haldimand Brant Local Health Integration Network differed in their use of health care (no. of emergency department visits, inpatient admissions, length of inpatient stay) when compared with a matched control group of patients with no care plans. METHODS: We performed a propensity score-matched study of 12 months pre- and 12 months post-health care use. Patients who had a coordinated care plan that started between 2013 and 2015 were propensity score matched to patients in a control group. Patient information was obtained from Client Health and Related Information System, National Ambulatory Care Reporting System and Discharge Abstract Database. Differences in health care use pre- and post-index date were compared using the Wilcoxon signed-rank test. A negative binomial regression model was fit for each health care use outcome at 6 and 12 months post-index date. RESULTS: Six hundred coordinated care plan enrollees and 25 449 potential control patients were included in the matching algorithm, which resulted in 548 matched pairs (91.3%). Both groups showed decreases in health care use post-index date. Matched care plan enrollees had significantly fewer emergency department visits at 6 (incidence rate ratio [IRR] 0.81, 95% confidence interval [CI] 0.72-0.91, p < 0.01) and 12 months post-index date (IRR 0.88, 95% CI 0.79-0.99, p < 0.05) compared with the matched controls. Other use parameters were not significantly different between care plan enrollees and the control group. INTERPRETATION: Care plan enrollees show a decrease in the number of times they visit emergency departments, which may be attributed to integrated and coordinated care planning. This association should be examined to see whether these reductions persist for more than 1 year.

9.
J Palliat Care ; 33(1): 9-18, 2018 Jan.
Article in English | MEDLINE | ID: mdl-29260612

ABSTRACT

BACKGROUND: The "Surprise Question" (SQ) is often used to identify patients who may benefit from a palliative care approach. The time frame of the typical question (a 12-month prognosis) may be unsuitable for identifying residents in nursing homes since it may not be able to differentiate between those who have a more imminent risk of death within a cohort of patients with high care needs. OBJECTIVE: To examine the accuracy and acceptability of 3 versions of the SQ with shortened prognostication time frames (3 months, 6 months, and "the next season") in the nursing home setting. DESIGN: A prospective mixed-methods study. SETTING/PARTICIPANTS: Forty-seven health-care professionals completed the SQ for 313 residents from a nursing home in Ontario, Canada. A chart audit was performed to evaluate the accuracy of their responses. Focus groups and interviews were conducted to examine the participants' perspectives on the utility of the SQ. RESULTS: Of the 301 residents who were included in the analysis, 74 (24.6%) deaths were observed during our follow-up period. The probability of making an accurate prediction was highest when the seasonal SQ was used (66.7%), followed by the 6-month (58.9%) and 3-month (57.1%) versions. Despite its high accuracy, qualitative results suggest the staff felt the seasonal SQ was ambiguous and expressed discomfort with its use. CONCLUSION: The SQ with shortened prognostication periods may be useful in nursing homes and provides a mechanism to facilitate discussions on palliative care. However, a better understanding of palliative care and increasing staff's comfort with prognostication is essential to a palliative care approach.


Subject(s)
Chronic Disease/psychology , Frail Elderly/psychology , Intelligence Tests/standards , Mental Competency/standards , Risk Assessment/standards , Adult , Aged , Aged, 80 and over , Female , Humans , Male , Middle Aged , Nursing Homes , Ontario , Palliative Care/methods , Prognosis , Prospective Studies , Terminal Care/methods
10.
J Perinat Neonatal Nurs ; 30(3): 174-8, 2016.
Article in English | MEDLINE | ID: mdl-27465443

ABSTRACT

Over the past several decades, simulation-based learning and postsimulation debriefing have become a mainstay of clinical education in healthcare. With origins in both the military and aviation industries, debriefing in particular has been used across multiple nursing and medicine disciplines to promote team training and reflective learning. Self-reflection and improvement in practice are at the core of effective debriefing. Feedback and simulation experts have continued to develop more effective debriefing strategies. Several models are described in the literature, and healthcare educators now have a variety of resources at their disposal. Many of these debriefing techniques offer thoughtful guidance for providing constructive, real-time clinical feedback to students. Incorporating reflective feedback strategies in clinical learning promotes meaningful learning. This, in turn, will only strengthen the capabilities of students and better prepare them for the complexities they will face in clinical practice.


Subject(s)
Clinical Competence/standards , Formative Feedback , Simulation Training , Delivery of Health Care/methods , Humans , Models, Educational , Professional Practice , Simulation Training/methods , Simulation Training/organization & administration , Teaching
11.
J Midwifery Womens Health ; 59(3): 320-7, 2014.
Article in English | MEDLINE | ID: mdl-24762034

ABSTRACT

Since the publication of the Term Breech Trial in 2000, planned cesarean has become the preferred mode of birth for women whose fetus is in a breech presentation. Over the past 20 years, however, subsequent evidence has not shown conclusively that cesarean birth is safer than vaginal birth for a fetus in a breech presentation when certain criteria are met. Many obstetric organizations support the option of planned vaginal birth for women with a breech presentation under strict prelabor selection criteria and intrapartum management guidelines. The growing trend toward cesarean unfortunately has left midwives and other intrapartum care providers in training with dwindling opportunities to competently master skills for vaginal breech birth. Although simulation training offers opportunities to practice infrequently encountered skills such as vaginal breech birth, it is unknown if this alternative will provide sufficient experience for future generations of clinicians. As a result, women with a breech presentation at term who desire a trial of labor often have limited choices. This article reviews the controversies surrounding the ideal mode of birth created by the Term Breech Trial. Criteria for vaginal breech birth are summarized and the role of simulation explored. Implications for midwifery practice when a breech presentation is diagnosed are also included.


Subject(s)
Breech Presentation , Cesarean Section , Delivery, Obstetric/methods , Midwifery , Patient Selection , Pregnancy Outcome , Trial of Labor , Female , Humans , Pregnancy , Term Birth
12.
Am J Infect Control ; 40(9): 810-4, 2012 Nov.
Article in English | MEDLINE | ID: mdl-22386153

ABSTRACT

BACKGROUND: Providing alcohol-based hand rub (ABHR) at the point of care is a key success factor in enabling health care providers to achieve optimal hand hygiene practices. There are few tools available for health care organizations to assess the number of points of care, estimate the number of hand hygiene indications at each point of care, and estimate the anticipated volume of ABHR required to support a hand hygiene program. METHODS: We developed an assessment tool to systematically evaluate the environmental hand hygiene needs in diverse care settings across a multisite health care organization. RESULTS: We identified 1,103 points of care in 34 clinical units, of which only 53% had ABHR at point of care. There are an estimated 171,468,240 (95% confidence interval: 146,844,406-191,871,179) hand hygiene indications per year in our in-patient and emergency areas. If 100% compliance with hand hygiene is achieved, 240,056 L of ABHR will be required each year. CONCLUSIONS: Our environmental assessment was invaluable in estimating the number of hand hygiene indications by unit and the logistical and financial requirements to implement a hand hygiene program. Other health care organizations may find this a useful framework to estimate their own environmental hand hygiene needs.


Subject(s)
Alcohols/administration & dosage , Disinfectants/administration & dosage , Drug Utilization/statistics & numerical data , Hand Disinfection/methods , Infection Control/methods , Health Facilities , Humans
13.
J Midwifery Womens Health ; 56(6): 566-74, 2011.
Article in English | MEDLINE | ID: mdl-22060216

ABSTRACT

First used anecdotally for the control of eclamptic seizures in the early 1900s, magnesium sulfate remains 1 of the most commonly used medications in obstetric practice today. Over the past 95 years, there have been countless research studies investigating the efficacy of magnesium sulfate for the management of eclampsia, preeclampsia, preterm labor, and most recently for prevention of cerebral palsy. The majority of this evidence undeniably supports the use of magnesium sulfate as the drug of choice for the prevention and treatment of eclampsia when evidence of severe disease is present. On the other hand, studies have not shown magnesium sulfate to be comparably more effective than other tocolytics for treating preterm labor, nor is there agreement on whether the evidence supports its use as a neuroprotective agent for prevention of cerebral palsy. The exact mechanism of action of magnesium sulfate remains largely hypothetical, and parenteral use has the potential to cause significant morbidity in high doses. This article reviews magnesium sulfate's remarkable history in obstetric practice and includes a summary of the evidence related to each of the controversies. An initial review of the physiology of magnesium sulfate is essential to understanding pharmacodynamic actions, dosing guidelines, and safety requirements.


Subject(s)
Anticonvulsants/pharmacology , Eclampsia/drug therapy , Magnesium Sulfate/pharmacology , Obstetric Labor, Premature/drug therapy , Pre-Eclampsia/drug therapy , Eclampsia/prevention & control , Female , Humans , Nutrition Policy , Obstetric Labor, Premature/prevention & control , Pre-Eclampsia/prevention & control , Pregnancy
14.
Healthc Q ; 14(2): 32-8, 2011.
Article in English | MEDLINE | ID: mdl-21841391

ABSTRACT

This article discusses the background and process for developing a multi-year corporate quality plan. The Ottawa Hospital's goal is to be a top 10% performer in quality and patient safety in North America. In order to create long-term measurable and sustainable changes in the quality of patient care, The Ottawa Hospital embarked on the development of a three-year strategic corporate quality plan. This was accomplished by engaging the organization at all levels and defining quality frameworks, aligning with internal and external expectations, prioritizing strategic goals, articulating performance measurements and reporting to stakeholders while maintaining a transparent communication process. The plan was developed through an iterative process that engaged a broad base of health professionals, physicians, support staff, administration and senior management. A literature review of quality frameworks was undertaken, a Quality Plan Working Group was established, 25 key stakeholder interviews were conducted and 48 clinical and support staff consultations were held. The intent was to gather information on current quality initiatives and challenges encountered and to prioritize corporate goals and then create the quality plan. Goals were created and then prioritized through an affinity exercise. Action plans were developed for each goal and included objectives, tasks and activities, performance measures (structure, process and outcome), accountabilities and timelines. This collaborative methodology resulted in the development of a three-year quality plan. Six corporate goals were outlined by the tenets of the quality framework for The Ottawa Hospital: access to care, appropriate care (effective and efficient), safe care and satisfaction with care. Each of the six corporate goals identified objectives and supporting action plans with accountabilities outlining what would be accomplished in years one, two and three. The three-year quality plan was approved by senior management and the board in April 2009. This process has supported The Ottawa Hospital's journey of excellence through the creation of a quality plan that will enable long-term measurable and sustainable changes in the quality of patient care. It also engaged healthcare providers who aim to achieve more measured quality patient care, engaged practitioners through collaboration resulting in both alignment of goals and outcomes and allowed for greater commitment by those responsible for achieving quality goals.


Subject(s)
Hospital Planning/organization & administration , Hospitals/standards , Quality Improvement/organization & administration , Quality of Health Care/standards , Economics, Hospital/organization & administration , Hospital Administration , Hospital Planning/standards , Ontario , Organizational Objectives , Program Evaluation
15.
Am J Vet Res ; 72(4): 530-40, 2011 Apr.
Article in English | MEDLINE | ID: mdl-21453155

ABSTRACT

OBJECTIVE: To determine whether a mutation in the fibrillin 2 gene (FBN2) is associated with canine hip dysplasia (CHD) and osteoarthritis in dogs. ANIMALS: 1,551 dogs. Procedures-Hip conformation was measured radiographically. The FBN2 was sequenced from genomic DNA of 21 Labrador Retrievers and 2 Greyhounds, and a haplotype in intron 30 of FBN2 was sequenced in 90 additional Labrador Retrievers and 143 dogs of 6 other breeds. Steady-state values of FBN2 mRNA and control genes were measured in hip joint tissues of fourteen 8-month-old Labrador Retriever-Greyhound crossbreeds. RESULTS: The Labrador Retrievers homozygous for a 10-bp deletion haplotype in intron 30 of FBN2 had significantly worse CHD as measured via higher distraction index and extended-hip joint radiograph score and a lower Norberg angle and dorsolateral subluxation score. Among 143 dogs of 6 other breeds, those homozygous for the same deletion haplotype also had significantly worse radiographic CHD. Among the 14 crossbred dogs, as the dorsolateral subluxation score decreased, the capsular FBN2 mRNA increased significantly. Those dogs with incipient hip joint osteoarthritis had significantly increased capsular FBN2 mRNA, compared with those dogs without osteoarthritis. Dogs homozygous for the FBN2 deletion haplotype had significantly less FBN2 mRNA in their femoral head articular cartilage. CONCLUSIONS AND CLINICAL RELEVANCE: The FBN2 deletion haplotype was associated with CHD. Capsular gene expression of FBN2 was confounded by incipient secondary osteoarthritis in dysplastic hip joints. Genes influencing complex traits in dogs can be identified by genome-wide screening, fine mapping, and candidate gene screening.


Subject(s)
Dog Diseases/genetics , Hip Dysplasia, Canine/genetics , Microfilament Proteins/genetics , Osteoarthritis/veterinary , Animals , Dog Diseases/diagnostic imaging , Dogs/genetics , Dogs/physiology , Female , Fibrillins , Genetic Predisposition to Disease , Haplotypes , Hip Dysplasia, Canine/diagnostic imaging , Male , Microfilament Proteins/physiology , Mutation , Osteoarthritis/diagnostic imaging , Osteoarthritis/genetics , RNA, Messenger/genetics , Radiography
16.
PLoS One ; 5(10): e13219, 2010 Oct 11.
Article in English | MEDLINE | ID: mdl-20949002

ABSTRACT

BACKGROUND: Canine hip dysplasia (HD) is a common polygenic trait characterized by hip malformation that results in osteoarthritis (OA). The condition in dogs is very similar to developmental dysplasia of the human hip which also leads to OA. METHODOLOGY/PRINCIPAL FINDINGS: A total of 721 dogs, including both an association and linkage population, were genotyped. The association population included 8 pure breeds (Labrador retriever, Greyhounds, German Shepherd, Newfoundland, Golden retriever, Rottweiler, Border Collie and Bernese Mountain Dog). The linkage population included Labrador retrievers, Greyhounds, and their crosses. Of these, 366 dogs were genotyped at ∼22,000 single nucleotide polymorphism (SNP) loci and a targeted screen across 8 chromosomes with ∼3,300 SNPs was performed on 551 dogs (196 dogs were common to both sets). A mixed linear model approach was used to perform an association study on this combined association and linkage population. The study identified 4 susceptibility SNPs associated with HD and 2 SNPs associated with hip OA. CONCLUSION/SIGNIFICANCE: The identified SNPs included those near known genes (PTPRD, PARD3B, and COL15A1) reported to be associated with, or expressed in, OA in humans. This suggested that the canine model could provide a unique opportunity to identify genes underlying natural HD and hip OA, which are common and debilitating conditions in both dogs and humans.


Subject(s)
Bone Diseases, Developmental/veterinary , Dog Diseases/genetics , Hip Joint/pathology , Osteoarthritis/genetics , Animals , Bone Diseases, Developmental/genetics , Chromosome Mapping , Dogs , Genetic Linkage , Polymorphism, Single Nucleotide
17.
J Perinat Neonatal Nurs ; 24(3): 207-14, 2010.
Article in English | MEDLINE | ID: mdl-20697237

ABSTRACT

Postpartum hemorrhage is a potentially life-threatening obstetric emergency that requires prompt nursing and medical interventions. In the majority of cases, initial strategies such as fundal massage and uterotonic medications will effectively stop excessive bleeding. Unfortunately, the incidence and severity of postpartum hemorrhage are on the rise and peripartum hysterectomy remains a life-saving intervention in cases of intractable bleeding. As an emerging alternative to hysterectomy, uterine artery embolization (UAE) has demonstrated success rates of more than 90% in controlling postpartum hemorrhage unresponsive to other therapies. Research to date has shown UAE to be a safe, minimally invasive procedure with few reported complications and minimal effects on future fertility. For patients who are hemodynamically stable with access to an interventional radiology suite, UAE is an important consideration in the treatment of severe postpartum bleeding. This article explores the role of UAE as a part of this management algorithm. The technical aspects of this procedure, reported complications, and effects on future fertility are described. The prophylactic use of intra-arterial balloon catheters in the management of abnormal placentation is also discussed.


Subject(s)
Maternal-Child Nursing/organization & administration , Obstetric Nursing/organization & administration , Postpartum Hemorrhage/therapy , Uterine Artery Embolization/methods , Uterine Hemorrhage/therapy , Algorithms , Emergency Treatment , Female , Humans , Infant, Newborn , Maternal Welfare , Maternal-Child Nursing/education , Nursing Methodology Research , Obstetric Nursing/education , Postpartum Hemorrhage/diagnostic imaging , Postpartum Hemorrhage/nursing , Pregnancy , Radiography , Risk Factors , Uterine Artery Embolization/nursing , Uterine Hemorrhage/diagnostic imaging , Uterine Hemorrhage/nursing , Uterus/blood supply
18.
J Midwifery Womens Health ; 54(3): 184-90, 2009.
Article in English | MEDLINE | ID: mdl-19410210

ABSTRACT

As the end point date in pregnancy, the estimated date of delivery provides guidance for the timing of specific prenatal tests, gauges fetal growth, and informs critical decision making for specific obstetric complications. It is prudent to use the most evidenced-based methods available to accurately determine gestational age. This article explores the accuracy of both menstrual and ultrasound dating techniques and discusses some of the issues and limitations for each method. In addition, a simple formula called the rule of eights can be used to determine a final estimated date of delivery when a discrepancy between menstrual and ultrasound dating occurs.


Subject(s)
Gestational Age , Menstrual Cycle , Ultrasonography, Prenatal , Female , Humans , Pregnancy , Prenatal Care/methods
19.
Int J Nurs Educ Scholarsh ; 5: Article 38, 2008.
Article in English | MEDLINE | ID: mdl-18976235

ABSTRACT

The primary aim of this qualitative study was to explore the scholarly benefits of storytelling as a means to promote students' understanding and integration of both the art and science of nursing. As one of the oldest methods of communication, storytelling has been used in a variety of ways in nursing education. Despite this myriad of literature, there were no studies found that analyzed the actual content of students' stories. Using Carper's (1978) Fundamental Patterns of Knowing as a guiding framework for narrative analysis, twenty-five personal stories written by junior level nursing students were examined for evidence of empirics, ethics, esthetics, and personal knowing. Results indicated students were able to not only integrate art and science within their experiences but were also able to see themselves one day as caring nurses. Moreover, Carper's patterns add credibility to storytelling as a worthwhile teaching strategy with benefits to both students and faculty.


Subject(s)
Attitude of Health Personnel , Education, Nursing, Baccalaureate/methods , Knowledge , Narration , Students, Nursing/psychology , Writing , Art , Clinical Competence , Communication , Empathy , Esthetics/education , Ethics, Nursing/education , Health Knowledge, Attitudes, Practice , Humans , Models, Educational , Models, Nursing , New England , Nurse's Role/psychology , Nursing Education Research , Nursing Methodology Research , Qualitative Research , Science , Self Concept
20.
Mol Vis ; 13: 431-42, 2007 Mar 26.
Article in English | MEDLINE | ID: mdl-17417604

ABSTRACT

PURPOSE: Mutations in PAX6 cause human aniridia. The small eye (sey) mouse represents an animal model for aniridia. However, no large animal model currently exists. We cloned and characterized canine PAX6, and evaluated PAX6 for causal associations with inherited aniridia in dogs. METHODS: Canine PAX6 was cloned from a canine retinal cDNA library using primers designed from human and mouse PAX6 consensus sequences. An RH3000 radiation hybrid panel was used to localize PAX6 within the canine genome. Genomic DNA was extracted from whole blood of dogs with inherited aniridia, and association testing was performed using markers on CFA18. Fourteen PAX6 exons were sequenced and scanned for mutations, and a Southern blot was used to test for large deletions. RESULTS: Like the human gene, canine PAX6 has 13 exons and 12 introns, plus an alternatively spliced exon (5a). PAX6 nucleotide and amino acid sequences were highly conserved between dog, human, and mouse. The canine PAX6 cDNA sequence determined in this study spans 2 large gaps present in the current canine genomic sequence. Radiation hybrid mapping placed canine PAX6 on CFA18 in a region with synteny to HSA11p13. Exon-scanning revealed single nucleotide polymorphisms, but no pathological mutations, and Southern blot analysis revealed no differences between normal and affected animals. CONCLUSIONS: Canine PAX6 was cloned and characterized, and results provide sequence information for gaps in the current canine genome sequence. Canine PAX6 nucleotide and amino acid sequences, as well as gene organization and map location, were highly homologous with that of the human gene. PAX6 was evaluated in dogs with an inherited form of aniridia, and sequence analysis indicated no pathological mutations in the coding regions or splice sites of aniridia-affected dogs, and Southern blot analysis showed no large deletions.


Subject(s)
Aniridia/veterinary , Cloning, Molecular , Disease Models, Animal , Dog Diseases/genetics , Eye Proteins/genetics , Homeodomain Proteins/genetics , Paired Box Transcription Factors/genetics , Repressor Proteins/genetics , Amino Acid Sequence , Animals , Aniridia/genetics , Base Sequence , Conserved Sequence , DNA, Complementary , Dogs , Exons , Genome , PAX6 Transcription Factor , Pedigree , Radiation Hybrid Mapping , Sequence Homology, Amino Acid , Sequence Homology, Nucleic Acid
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