Exploring Leeuwenhoek's legacy: the abundance and diversity of protozoa Bland J. FinlayGenoveva F. Esteban Review Article Pages: 125 - 133
Enzymatic systems of inorganic pyrophosphate bioenergetics in photosynthetic and heterotrophic protists: remnants or metabolic cornerstones? José R. Pérez-CastiñeiraRosario Gómez-GarcíaAurelio Serrano Review Article Pages: 135 - 142
Ciliate cryptobiosis: a microbial strategy against environmental starvation Juan GutiérrezSergio CallejasAna Martín-González Review Article Pages: 151 - 157
ABC transporters in the protozoan parasite Leishmania José M. Pérez-VictoriaAdriana Parodi-TaliceSantiago Castanys Review Article Pages: 159 - 166
Unusual characteristics of ciliate actins Eduardo VillaloboPilar Pérez-RomeroAntonio Torres Review Article Pages: 167 - 174