Issue 4

LAS Around the Globe – United States of America
Jennie Lofgren and Kelly Metcalf-Pate
pp. 284
Evaluation of a gel-based versus micro-pellet diet for adult zebrafish (Danio rerio)
Christine L Archer, Nikki K Tsuji, Molly H Waters, Jennifer L Brazzell, Derek L Fong, Jori K Leszczynski, Christopher A Manuel and Lauren M Habenicht
pp. 291
Auditory enrichment with different genres of music for colony queens
María C García Mitacek, Romina G Praderio, Micaela Tebes, Florencia García, María C Stornelli, Rodolfo Luzbel de la Sota and María A Stornelli
pp. 302
Efficient breeding system of infertile Niemann–Pick disease type C model mice by in vitro fertilization and embryo transfer
Serina Kuroshima, Satohiro Nakao, Yuka Horikoshi, Kotono Ito, Akira Ishii, Aina Shirakawa, Yuki Kondo, Tetsumi Irie, Yoichi Ishitsuka, Naomi Nakagata and Toru Takeo
pp. 313
Refinement of intranasal delivery in rats: A cadaveric study
Margarida N Pereira, Carlos Venâncio, Maria de Lurdes Pinto, Sofia Alves-Pimenta and Bruno Colaço
pp. 324
Ultrasound-guided quadratus lumborum block in sheep: A cadaveric study
Giorgio Mattaliano, Natali Verdier, Moriz E Klonner, Michal Kyllar, Silvio Kau-Strebinger and Pablo E Otero
pp. 334
Statistical design for health monitoring in laboratory animal facilities using sentinel animals
Carlos Oscar S Sorzano, Irene Sánchez and Angel Naranjo
pp. 345
Experiences of early career researchers: Influences on the design and reporting of animal experiments, and the practical and emotional support needed to enhance best practice methods
Heidi Morahan, Nicola Hancock, Lisa Bero and Kieron Rooney
pp. 354
Periodic stays in a ‘playcage’ as an environmental enrichment measure for laboratory rats housed in individually ventilated cages: Short report
Oddrun A Gudbrandsen
pp. 365
SMAFIRA: a literature-based web tool to assist researchers with retrieval of 3R-relevant information
Daniel Butzke, Bettina Bert, Konrad Gulich, Gilbert Schönfelder and Mariana Neves
pp. 369
Lethal Gram-negative sepsis in healthy pigs during anaesthesia with contaminated propofol
Marit G Maaland, Marianne Oropeza-Moe, Silje K Nes, Frode Myrland, Cecilie Ersdal and Nils P Oveland
pp. 374
Retrospective analysis on the occurrence of kidney cysts in mice in a central animal facility in the years 2009–2019
Katrin Becker
pp. 380