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http://dx.doi.org/10.1159/000499904 | DOI Listing |
Reprod Biomed Online
March 2021
Department of Biology and Biotechnology 'Lazzaro Spallanzani', University of Pavia, Via Ferrata, 9 27100, Italy; Centre for Health Technology, University of Pavia, Pavia, Italy. Electronic address:
Research Question: Can artificial intelligence and advanced image analysis extract and harness novel information derived from cytoplasmic movements of the early human embryo to predict development to blastocyst?
Design: In a proof-of-principle study, 230 human preimplantation embryos were retrospectively assessed using an artificial neural network. After intracytoplasmic sperm injection, embryos underwent time-lapse monitoring for 44 h. For comparison, standard embryo assessment of each embryo by a single embryologist was carried out to predict development to blastocyst stage based on a single picture frame taken at 42 h of development.
J Comp Neurol
October 2020
Department of Neuroscience, University of Arizona, Tucson, Arizona, USA.
In 1882, the Italian embryologist Giuseppe Bellonci introduced a nomenclature for structures in the stomatopod crustacean Squilla mantis that he claimed correspond to insect mushroom bodies, today recognized as cardinal centers that in insects mediate associative memory. The use of Bellonci's terminology has, through a series of misunderstandings and entrenched opinions, led to contesting views regarding whether centers in crustacean and insect brains that occupy corresponding locations and receive comparable multisensory inputs are homologous or homoplasic. The following describes the fate of terms used to denote sensory association neuropils in crustacean species and relates how those terms were deployed in the 1920s and 1930s by the Swedish neuroanatomist Bertil Hanström to claim homology in insects and crustaceans.
View Article and Find Full Text PDFCells Tissues Organs
April 2019
Institute of Anatomy and Special Embryology, University of Fribourg, Fribourg, Switzerland,
Int J Dev Biol
December 2011
Sars International Centre for Marine Molecular Biology, Bergen, Norway.
The Saint-Petersburg Society of Naturalists awarded the 2009 "Alexander Kowalevsky Medal" to Mark Q. Martindale, Professor of Organismal Biology at the University of Hawaii and Director of the Kewalo Marine Laboratory, Honolulu. This international award inaugurated first in 1910 was re-established only in 2001.
View Article and Find Full Text PDFInt J Dev Biol
August 2002
Developmental Biology Unit, Institute of Health Sciences, University of La Coruña, Spain.
The Saint Petersburg Society of Naturalists has reinstated the Alexander O. Kowalevsky Medal. This article announces the winners of the first medals and briefly reviews the achievements of A.
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