Publications by authors named "P A Perez-Ferrer"
Article Synopsis
- Symbiotic marine bacteria, particularly Vibrio species, face environmental factors like salinity and temperature, which impact their ability to colonize specific hosts, such as the squid Sepiola atlantica.
- A study conducted in the Galician Rías of Spain examined the genetic relationships between the squid and its Vibrio symbionts, revealing that the squid populations are genetically similar (panmictic), while the bacteria show more genetic variation influenced by environmental hydrology.
- The findings suggest that environmental factors play a more significant role in shaping the population structure of Vibrio symbionts than host specificity in environmentally transmitted symbiotic relationships.
Few animal groups can claim the level of wonder that cephalopods instill in the minds of researchers and the general public. Much of cephalopod biology, however, remains unexplored: the largest invertebrate brain, difficult husbandry conditions, and complex (meta-)genomes, among many other things, have hindered progress in addressing key questions. However, recent technological advancements in sequencing, imaging, and genetic manipulation have opened new avenues for exploring the biology of these extraordinary animals.
View Article and Find Full Text PDF-Acyl-l-homoserine lactones (AHLs) are a large family of signaling molecules in "quorum sensing" communication. This mechanism is present in a number of bacterial physiological phenomena, including pathogenic phenomena. In this study, we described a simple and accessible way to detect, annotate, and quantify these compounds from bacterial culture media.
View Article and Find Full Text PDFObjectives: To analyze the reliability and validity of the Spanish version of the OSA-18 quality of life questionnaire in children with apnea-hypopnea syndrome (SAHS).
Method: Children with suspected SAHS were studied with polysomnography (PSG) before and after adenotonsillectomy (AA). Age, gender, clinical data, PSG, anthropometric data, and Mallampati and Brodsky scales were analyzed.