This qualitative study investigated the visions and metaphors for teaching held by teacher candidates enrolled in an urban-based alternative certification program. While late-entry teacher recruits are considered to have high motivations for urban school teaching, few studies explore the nature of these motivations. Findings from this study uncovered four orientations concerning teaching in urb…
† Background and Aims: Cellwall pectins and arabinogalactan proteins (AGPs) are important for pollen tube growth. The aim of this work was to study the temporal and spatial dynamics of these compounds in olive pollen during germination. † Methods: Immunoblot profiling analyses combined with confocal and transmission electron microscopy immunocytochemical detection techniqueswere carri…