His research on the reconstruction of
zebrafish development was selected for the «Top Five Scientific Breakthroughs of 2008» by The Times (Dec 19, 2008) and for the «Top Ten Scientific Breakthroughs of 2008» by Science (322:1768 - 73).
Multiple embryo time - lapse imaging of
zebrafish development.
Patricia Heyn (Neugebauer, MPG)-- «Nuclear architecture and gene expression during early
zebrafish development» (2013)
Having spent his first 5 years in that position establishing his own research theme and tools to study
zebrafish development, «now it is thanks to this programme that I can expand and fully develop it.»
Two other members of this family, Ndr1 and Ndr2, are required to form the mesoderm and endoderm early in
zebrafish development.
«Thus, we hypothesize that Gdf3 combines with Ndr1 and Ndr2 to facilitate Nodal signaling during
zebrafish development, acting as an essential factor in embryonic patterning,» said Pelliccia, a graduate student in molecular biology.
Forthcoming workshops cover techniques as varied as «molecular and genetic tools for the analysis of medaka and
zebrafish development» and «cryo - electron microscopy and 3 - D image reconstruction.»
Not exact matches
«BPA and BPS (substitute for BPA) affect embryonic brain
development in
zebrafish: Low levels of chemicals linked to hyperactivity.»
He could observe never - before - seen instances of
zebrafish embryo
development, and the formation of germ layers.
In the initial stages of the research project, Yaniv's team members Julian Nicenboim and Dr. Guy Malkinson obtained images of developing
zebrafish embryos, whose transparent bodies make it possible to document embryonic
development in real time over several days.
For the study, the researchers created a line of
zebrafish with defective immune systems by inserting a mutation into a gene required for
development of an important component of the immune system.
In experiments on
zebrafish, Freiburg researchers have demonstrated that the same proteins that lead to the formation of metastases in humans also cause the cells to migrate during embryonic
development.
The study found that
zebrafish that failed to inherit specific genetic instructions from mom developed fatal defects earlier in
development, even if the fish could make their own version of the gene.
Using embryos of
zebrafish, which was selected for its rapid
development and optical transparency, they could show that the mechanical properties of the tissue change along the body axis, facilitating the extension of the body at its posterior end.
Different types of studies use different stand - ins: Flies for genetics;
zebrafish for early
development; rats and mice and monkeys for cancer, neuroscience and more.
Glowing red, green and blue, the nerve fibers in this five - day - old
zebrafish provide a map of early brain
development.
Investigators at Duke University, led by Erica Davis, PhD, a co-senior author of the report, blocked the gene's expression in
zebrafish, which resulted in abnormal facial cartilage, smaller eyes and structural abnormalities of neurons involved in the
development of reproductive organs.
Research in the laboratory of Rebecca Wingert, the Gallagher Family Associate Professor of Adult Stem Cell Research in the Department of Biological Sciences at the University of Notre Dame, has confirmed the key role of a certain small molecule in the
development of kidney structures in
zebrafish, a widely used model for human kidneys.
The results from McCammon's initial screen with
zebrafish indicate that two genes in the 16p11.2 region could be key for brain
development: fam57ba and doc2a.
When Kaufman, Zon and colleagues looked to see what was different about these early cancer cells, they found that crestin and the other activated genes are the same ones turned on during
zebrafish embryonic
development — specifically, in the stem cells that give rise to the pigment cells known as melanocytes, within a structure called the neural crest.
The study imaged live
zebrafish over time to track the
development of melanoma.
Dr. Lyons and his team used
zebrafish to study the formation of myelin sheaths by oligodendrocytes because this laboratory animal is transparent at early stages of its
development, which allows investigators to directly observe cells within the organism.
Zebrafish have emerged as an important vertebrate model for cardiovascular research for a number of reasons, including the ability to regenerate its heart if damaged, and because the transparency of the embryos allows easy observation of internal processes like blood vessel
development.
To get a better idea of the gene's role in
development the researchers blocked the expression of the gene in
zebrafish.
A novel drug screening platform for
zebrafish brain tumors was then designed to identify drugs that could eliminate brain tumors without affecting
development of the normal brain.
«It is interesting to think that backbone
development in sharks and skates is more similar to humans than it is to bony fishes like
zebrafish and salmon.
Using the CAGE (Cap Analysis of Gene Expression) high - throughput method, the scientists determined the starting points of transcription of many thousands of genes in various phases of embryonic
development of
zebrafish.
For the first time, it is now found by a study that various mechanisms of transcribing DNA into RNA exist during gene expression in the different
development phases of
zebrafish.
The
zebrafish is used as a model organism for research into the embryonic
development of vertebrates.
Inside the spinal cord of a
zebrafish embryo, new neurons light up in different colors, letting scientists track nerve circuit
development.
Specific types of bacteria may have well - defined roles in shaping
development of the
zebrafish digestive tract (highlighted in these images).
In raising the first germ - free
zebrafish, the team has produced «extremely powerful tools for examining the influence of beneficial bacteria on animal
development,» says microbiologist Margaret McFall - Hgai of Kewalo Marine Laboratory in Honolulu, Hawaii.
In
zebrafish, an organism scientists use to study
development, sulfilimine bonds are required for organs to form, Hudson's team reports December 16 in the Proceedings of the National Academy of Sciences.
Now research with tiny, transparent
zebrafish suggests that some of these bugs do more: altering the activity of individual genes in their host, and potentially shaping the fish's
development and physiology.
«Organ
development, especially the liver, is highly conserved among vertebrates — including
zebrafish — and the mutations we create in
zebrafish alter embryogenesis in a manner consistent with humans, making it an ideal model system to study diseases such as Alagille syndrome.»
Zebrafish (pictured above) are often used as a model for studying vertebrate
development.
A paper on the work, «Prostaglandin signaling regulates nephron segment patterning of renal progenitors during
zebrafish kidney
development,» was published in the journal eLife this week.
The objective is to support innovative projects dedicated to the
development and the study of rare disease models using small animals (mouse model excepted) such as
zebrafish, drosophila, nematode, rat and rabbit.
Here, the authors leveraged a
zebrafish model system to examine the role of that enhancer during
development.
Zebrafish is an ideal model for extending the scope of genomics to vertebrate
development.
We aim to comprehensively annotate functional elements, decipher genomic codes of transcription, as well as coding and non-coding gene function during
development and enhance
zebrafish as an attractive developmental, comparative and disease model.
Zebrafish also express this gene, and the study showed that it plays a crucial role in embryonic
development.
Combining the advantage of
zebrafish larvae being transparent with the latest
developments in video analysis technologies, results in a much more efficient and less invasive method.
DanioVision is a complete system designed for exactly these types of experiments with
zebrafish larvae, and is often used in studies related to drug
development, safety pharmacology, behavioral genetics, and circadian rhythmicity.
Identification and Expression Analysis of
Zebrafish Glypicans during Embryonic
Development.
The external and easily visualized
development also makes
zebrafish well suited to study the biological effect of chemical compounds.
We use the
zebrafish model to study β - cell
development due to the small size and optical transparency of its embryos / larvae, as well as the ease of the genetic and chemical - genetic manipulations, including the ability to conduct large - scale small molecule screens.
Elena Quesada Hernandez (Heisenberg, MPG)-- «The role of cell division orientation during
zebrafish early
development» (2011)
With the first spontaneous movements taking place as early as 17 hours post-fertilization and swimming behavior occuring after 27 hours,
zebrafish embryos prove to be a good model for the study of
development of locomotor activity.
Zebrafish are a logical subject choice in the study of neural
development for many scientists.