Morphological and phenotypic characteristics of zebrafish embryos

In our modern world, development of new synthetic compounds and chemicals is essential for many industries, such as the pharmaceutical, clothing and food industries. This has become a major public and environmental issue as many of these compounds can be toxic and detrimental to human and animal health. In addition to these artificial toxins, chemicals can occur naturally in the environment such as heavy metals or nitrates. Although it is widely recognised that such compounds can cause damage to life, how harmful they are and how they cause disease needs…

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Zebrafish early embryo sorting

Over the past 20 years, the use of zebrafish in the lab has dramatically increased. In 2000, PubMed displayed 657 articles when searching for “zebrafish”. In 2020, that number shot up to 3’979 publications (1). This is most likely due to the many advantages zebrafish represent as an animal model (and which are resumed in our article What are zebrafish). Particularly, their high breeding capacity is a very interesting asset for experiments requiring large sample sizes. Zebrafish can indeed produce up to 300 embryos weekly, hence why they are referred…

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Artificial Intelligence for zebrafish egg sorting

Artificial intelligence always triggers a lot of curiosity when mentioned around a dinner table. AI brings in mind to a lot of people the latest fantastic movie released in the cinema with cool robots and futuristic computer systems. In reality and up until today, AI is really the science of giving to a material device the ability to show cognitive behaviour similarly to humans in order to learn and solve complex problems. AI is very present in our everyday lives and its development and achievements made in various fields is…

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Using zebrafish for drug testing

Toxicology studies have proven to be quite translatable from zebrafish to mammals. As a matter of fact, concordance between studies ran on zebrafish and rodents can reach up to 87% (1). Therefore, the use of zebrafish in the fields of pharmacology and toxicology is opening new and innovative ways to test and develop new drug compounds and understand underlying disease mechanisms.In this article, we will briefly address the process of drug development and clinical research, ways in which zebrafish are used in the pharmaceutical industries; and the bottlenecks and issues potentially involved.Drug…

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