Filtres appliqués
Matière vivante, Protistes
Les spécimens vivants sont utilisés dans une grande variété d’études, notamment pour observer les effets physiologiques des médicaments sur le rythme cardiaque d’un organisme, l’influence de la température sur le métabolisme, la locomotion des organismes microscopiques, ainsi que la respiration des plantes, la photosynthèse, la plasmolyse et bien plus encore. Les cultures d’algues forment des colonies cellulaires très faciles à visualiser pour mieux comprendre les parois cellulaires et les plastes. De nombreux spécimens vivants se reproduisent rapidement, permettant un renouvellement rapide entre les tests successifs.
Filtres appliqués
Filtres appliqués
Dictyostelium discoideum, Tube Culture
Cellular slime mold. Demonstrates amoeboid state, pseudoplasmodial state, and fruiting body, or sorocarp.
Développer 1 article
Live Paramecium bursaria
Paramecium bursaria is a ciliate that contains mutualistic algae called Zoochlorella. The algae lives in the cytoplasma of the Paramecium and provides it with food. Paramecium bursaria grows in Dilute Alfalfa Medium (Hay Medium) or Soil Water Medium. Requires light for growth.
Développer 2 article
Live Paramecium aurelia
Paramecium aurelia is the smallest species of Paramecium we offer. Paramecium aurelia is characterized by cilia, which it uses for locomotion and feeing. Contains a macronucleus and two micronuclei. Grows in Dilute Alfalfa Medium (Hay Medium).
Développer 2 article
Ward's® Live Arcella Culture
Usually found in freshwater and mosses, this organism has a hard umbrella shaped shell or "test", out of which finger-like pseudopodia project.
Développer 1 article
Ward's® Live Vorticella Culture
This organism is easily recognized by its trumpet-shape, and can commonly be found in freshwater ponds and streams. It reproduces by budding.
Développer 3 article
Ward's® Live Volvox aureus Culture
Volvox aureus is a species of colonial green algae that forms spherical colonies of cells.
Développer 2 article
Ward's® Live Paramecium multimicronucleatum Culture
Paramecium multimicronucleatumis one of the largest species of Paramecium. This ciliate contains a single macronucleus and four or more micronuclei. Grows in Dilute Alfalfa medium (Hay Medium).
Développer 2 article
Ward's® Live Chaos (Pelomyxa sp.) Culture
Members of the Pelomyxa genus look very much like Amoeba. Pelomyxa, however, have many nuclei, whereas Amoeba have only one.

