Invertebrado

A new fluorescent method to determine honey bee sperm motility parameters with computer-aided sperm analysis Janice Faith Murray, Gerhard van der Horst, Mike Allsopp, Retha Christina Magrietha Kotzé Department of Medical Bioscience, University of the Western Cape, Bellville, South Africa; Honey bee research section, ARC-Plant Protection Research Institute, Stellenbosch, South Africa Abstract: Honey bees are [...]

Novelty and emergent patterns in sperm: morphological diversity and evolution of spermatozoa and sperm conjugation in ground beetles (Coleoptera: Carabidae) R. Antonio Gomez, David R. Maddison Department of Integra tive Biology, Oregon; State University , Corvallis, Oregon Abstract: The beetle family Carabidae, with about 40,000 species, exhibits enough diversity in sperm structure and behavior to [...]

The importance of insect sperm: Sperm ultrastructure of Hermetia illucens (black soldier fly) Retha C.M. Kotzé, Nolan Muller, Lizette du Plessis, Gerhard van der Horst Department of Medical Bioscience, University of the Western Cape, Private Bag X17, Bellville, 7535, South Africa; National Health Laboratory Service, Anatomical Pathology, Tygerberg Hospital, Parow, 7505, South Africa; Electron Microscope [...]

CASA in invertebrates Gerhard van der Horst, Monique Bennett and John D. D. Bishop Department of Medical Biosciences, University of the Western Cape, Robert Sobukwe Road, Bellville, 7535, South Africa; Marine Biological Association of the United Kingdom, Citadel Hill Laboratory, Plymouth PL1 2PB, UK Abstract: Sperm movement has been described in several phyla of invertebrates. [...]