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Biomedical subjects

E L Stone

Publications and source records attributed to E L Stone.

6 recordsLinked to original sources

Public-academic liaison research centers in an era of managed care.

Public-Academic Liaison research centers (PALs) have traditionally provided benefits to both state mental health authorities (SMHAs) and academic institutions. The advent of managed care, austere state fiscal budgets, and a restructured national research development capacity suggests the need for new administrative approaches to PAL research efforts to maintain these benefits in this era of rapidly changing health care. This brief report outlines one such approach by the Massachusetts SMHA in its efforts to establish two PAL research centers: one for clinical neuroscience, and one for behavioral and forensic science. Preliminary two-year outcomes are presented, and the implications of the model are discussed.

Education, Medical↗

Residency training in Massachusetts: a new approach to state-university collaboration.

Traditional state-university collaborations, known as public-academic liaisons (PALs), have resulted in improved quality of service and enhanced residency training. Recent national trends for treating persons with serious mental illness, including moving services from institutional settings to community-based care and emphasizing the use of rehabilitative approaches as well as changes in the health care delivery system itself, have led to preliminary rethinking of some discrete aspects of more traditional approaches. Rather than discrete changes, Massachusetts has responded to these emerging trends with a new and comprehensive initiative that emphasizes one set of statewide standards in these emerging content areas for all residency training programs. Consistent with new practices in health care delivery, this new initiative was fielded through a process of competitive bidding rather than through traditional allocation of service positions. The development, implementation, and initial outcomes of this new approach are presented and implications for mental health administrators are discussed.

Community Mental Health Services↗

Nurse practitioners and physician assistants: do they have a role in your practice?

During the next decade, pediatricians will confront the difficult challenge of providing quality health care services to more children with more diverse and difficult problems, and they will have little or no additional funding to accomplish this task. Despite earlier predictions of surpluses in the pediatric work force, there are now shortages that will worsen if the current trend persists. Pediatric nurse practitioners (PNPs) and some physician assistants are being trained to perform health supervision care and to diagnose and treat the common illnesses of children. Substantial evidence suggests that PNPs provide quality health care services, and that collaborative teams of pediatricians and PNPs can provide high-quality, cost-effective care to a broader spectrum of children than can be served by either professional alone.

Adolescent↗

The effect of potassium on the uptake of 137Cs in food crops grown on coral soils: coconut at Bikini Atoll.

The soils of Bikini Atoll (11 degrees 35'N, 165 degrees 25'E) were contaminated by fallout from a thermonuclear explosion in 1954. Today, in the absence of any treatment, intake of 137Cs via the terrestrial food chain could account for 70% of the radiological dose received by a returning population. Therefore, we examined the effectiveness of potassium applications, alone and combined with nitrogen and phosphorus, in reducing 137Cs uptake by coconut (Cocos nucifera L.), a major food crop. Mean pretreatment concentrations of 137Cs in "drinking-nut" meat of approximately 17-y palms ranged from approximately 0.5 to 7.0 kBq kg-1 (approximately 14 to 190 pCi g-1) (wet mass) in the seven primary experiments reported. These values were reduced to approximately 0.06 to approximately 1.0 kBq kg-1 (approximately 1.6 to approximately 27 pCi g-1) following soil additions of potassium-chloride at rates from 670 to 6270 kg potassium ha-1. Major reductions were complete within 9-12 mo after single large applications and persisted for at least 3 y. Proportional reductions in associated drinking-nut fluid and in mature "copra nut" meat from the same palm also occurred. Comparable but shorter-lived reductions occurred in grass and herbaceous species beneath the palms. A combined nitrogen-phosphorus treatment had no additive effect in the presence of potassium but, by itself, reduced plant uptake by about 50%. The persistence of this effect suggested that phosphorus alone was the major factor. Periodic addictions of potassium at rates of approximately 1000 kg ha-1 would provide a feasible and highly effective means of reducing 137Cs in coconut food products.

Cesium Radioisotopes↗