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Role of the Orphan Nuclear Receptor Nurr1 in Long Term Memory of Context Fear Conditioning
Learning requires the continued ability of the brain to establish new synaptic configurations and could be viewed as the continuation of the developmental process. Disrupting the normal balance between the stable fixation ... -
Second Life y las posibilidades de servicios de información en un mundo virtual
(2008)Reseña de software. -
Sediment transport and the distribution of shallow-water gorgonians
(Caribbean Journal of Science, Vol. 45, No. 2-3, 254-259, 2009, 2009)The objective of this study was to provide evidence supporting the contention that sediment transport (bedload) is a major environmental factor controlling the distribution of shallow-water gorgonian species. Gorgonians ... -
Seed rain in a removal experiment in a cactus-shrub area invaded by an exotic grass in Mona Island
(External Scientific Advisory Committe, 2009-11)As part of an experiment to test the effects of removal of an invasive species (Megathyrsus maximus) in cactus populations in the Eastern coastal area of Mona Island, we collected seed sand plant parts in tray traps, located ... -
Segunda lista de telegramas para enviar sobre la Jira #8
(Seminario Multidisciplinario de Información y Documentación José Emilio González, 1946-09) -
Self-compatibility of microgametophytes in Heliconia bihai (Heliconiaceae) from St. Lucia
(Caribbean Journal of Science, Vol. 44, No. 2, 145-149, 2008, 2008-07)Potential for physiological self-incompatibility in Heliconia bihai as a mechanism to promote outcrossing was studied in St. Lucia. Our results do suggest that H. bihai is self-compatible. However, plants vary in their ... -
Sensing climate change in an ephemeral coastal pond: implications to the conservation of biodiversity in a subtropical dry forest
(External Scientific Advisory Committe (ESAC), 2009-11)There is concern that climate change may reduce rainfall in the Caribbean and increase sea levels thus altering groundwater supplies and coastal habitats. The potential effects of rainfall reduction and sea level changes ... -
Sexual dimorphism in the timing of flowering in two dioecious trees in a subtropical wet forest, Puerto Rico
(Caribbean Journal of Science, Vol. 46, No. 1, 88-95, 2010, 2010)In dioecious plants, sexual selection can promote the evolution of differences in the flowering display of males and females. Theory indicates that male reproductive success is principally limited by the number of mates, ... -
Shore Fishes from Islands of the Mona Passage, Greater Antilles with Comments on Their Zoogeography
(Caribbean Journal of Science, Vol. 41, No. 4, 716-743, 2005, 1995-12)The geology, physical conditions, size, and position within the Caribbean may all play a role in shaping the fauna of islands in the Mona Passage. This paper describes the ichthyofauna of Mona, Monito,and Desecheo by ... -
Siembra de cafetos usando dos tipos de envase
(2010-05-05)El propósito de esta investigación fue explorar métodos más eficientes de siembra. Con este fin, se llevó a cabo una prueba comparativa utilizando dos tipos de envase distintos, la bolsa corriente que después de llena pesa ... -
Significance of the presence of potassium bearing feldspars and micas in some soils of Puerto Rico
(2010-05-05)This bulletin updates and compiles published and unpublished information on the feldspar content, especially the K-bearing ones, of soils of Puerto Rico as they fit into the U.S. Soil Taxonomy. -
Significance of the presence of potassium bearing feldspars and micas in some soils of Puerto Rico
(University of Puerto Rico, Mayagüez Campus, Agricultural Experiment Station, 1981-03)According to Meyerhoff the island of PR can be broadly divided into five main formations: 1).Quarternary and Recent uncosolidated deposits occuring mainly along the northeast and southern coasts; 2) Tertiary limestone ... -
Simulación Computacional para el Aprendizaje Comprensivo de la Gestión de Residuos Sólidos Urbanos
(LATIN AMERICAN AND CARIBBEAN JOURNAL OF ENGINEERING EDUCATION, 2007-04-20)The generation of solid wastes is one of the main environmental problems in urban locations. One of the goals of education is promoting an environmental conscience through educational strategies that may help its development. ... -
Skeptical and Optimistic Robust Priors for Clinical Trials
A useful technique from the subjective Bayesian viewpoint, suggested by Spiegelhalter et al. (1994), is to ask the subject matter researchers and other parties involved, such as pharmaceutical companies and regulatory ... -
Smart Building Prototype using PIC18F4550
(Ess & Ess Research Publications, 42705)Smarts buildings are valuable for today organizations. They not only save energy, water and operational -
Socio-cultural strategies in the ESL classroom
(Universidad de Puerto Rico en Utuado, 2008-06)Much has been said and written about the failed policies in the teaching of English as a Second Language in Puerto Rico. The purpose of the following investigation is to contribute a few ideas to the ongoing discussion ...