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Melanogaster in Medical News

Scientists get first look at nanotubes inside living animals

...nimals, but Weisman and co-author Kathleen Beckingham, professor of biochemistry and cell biology, chose something smaller -- the fruit fly Drosophila melanogaster -- to attempt the first-ever detection of nanotubes inside a living animal. "Drosophila is one of biology's preeminent model organisms," said Becki...

A New Signaling Mechanism in Drosophila

... A new signalling mechanism among cells in the fruit fly, Drosophila melanogaster has been identified by investigators from the Institute of Research in Biomedicine (IRB Barcelona). The researchers found that two independe...

Study Finds That Fruit Flies also Have Free Wills

... A new study has found that fruit fly - drosophila melanogaster - is not just a 'complex robot' as previously thought, but an insect with 'free will' and spontaneity. The study was conducted by an internat...

'Origin Of Sex' Can Be Revealed By Sperm Proteome

...'This paper provides a remarkable, pioneering analysis of the molecular basis of sperm form and function by identifying 381 proteins of the Drosophila melanogaster sperm proteome, including mitochondrial, metabolic and cytoskeletal proteins. 'Their work has great relevance to current debate on the evolutionar...
Melanogaster in Medical Dictionary

Aldolase

...e A (ALDOA) SELECTED PROTEIN SIMILARITIES ... Fruit fly protein-coding gene Ald. Represented by 435 ESTs from 26 cDNA libraries. ... Drosophila melanogaster aldolase (Ald), transcript variant H, mRNA. P ... Aldolase catalyzes: ... The Aldolase reaction is an aldol cleavage, the reverse of an aldo...
Melanogaster in Biological News

Carbon nanoparticles toxic to adult fruit flies but benign to young

...y sought to determine how carbon nanoparticles would affect fruit flies from the very young to adults. The scientists found that larval Drosophila melanogaster showed no physical or reproductive effects from consuming carbon nanoparticles in their food. Yet adult Drosophila experienced a different fate. Tests...

Protecting cells from their neighbors

...en this mechanism fails, the embryo dies. Made in the fruit fly Drosophila melanogaster , this finding could be universal. This research is published today in the ...iption protection in somatic cells has been discovered in the fruit fly D. melanogaster , a model commonly used in embryonic cell development to discover universal...

Parasites ready to jump

...sor Klaus Frstemann of the Gene Center of Ludwig-Maximilians-Universitt (LMU) in Munich and a team of researchers working with the fruitfly Drosophila melanogaster have now uncovered a new type of cellular defence that acts against DNA sequences present in high copy numbers inside the cell, even if they have not ...

P[acman]-generated fruit fly gene 'library': A new research tool

...an], a collaboration of researchers led by Baylor College of Medicine has established a library of clones that cover most of the genome of Drosophila melanogaster (fruit fly) and should speed the pace of genetic research. In a report in the current online issue of the journal Nature Methods , Dr. Hugo Belle...

NC State study finds genes important to sleep

...ition. The study, published online in Nature Genetics , examined the sleep and activity patterns of 40 different wild-derived lines of Drosophila melanogaster one of the model animals used in scientific studies. It found that, on average, male fruit flies slept longer than females; males slept more during t...

Reverse evolution in real-time

... reproduce sexually but which, until now, had never been demonstrated. The researchers used laboratory-grown populations of fruit fly ( Drosophila melanogaster ), derived from an original group of flies, harvested from the wild back in 1975. These ancestral flies were grown in the laboratory, for two decades,...

Digital communication technology helps clear path to personalized therapies

...lgorithms were tested in two biological model systems. One system studied improvement in the physiological decline associated with aging in Drosophila melanogaster (fruit flies) and the other system tested for selective killing of cancer cells. In both cases, effective drug combinations were identified by combini...

Keeping chromosomes from cuddling up

...uldn't make condensin II. To be able to watch how condensin II affects chromosomes, the researchers used the salivary glands from normal Drosophila melanogaster fruit flies. Fruit fly salivary glands are unusual, because they have many copies of the same chromosome coiled together like a rope. Hartl said, "...

Making flies sick reveals new role for growth factors in immunity

... A Salmonella infection is not a positive experience. However, by infecting the common laboratory fruit fly Drosophila melanogaster with a Salmonella strain known for causing humans intestinal grief, researchers in the School of Life Sciences at Arizona State University have shed ...

What is wild? Odor attraction among different wildtype Drosophila

... Vinegar flies ( Drosophila melanogaster ) show a highly selective behavior towards odor st...ly, the behavior differed between investigated D. melanogaster varieties, so-called "wildtypes". Natural odors (...ikely to show the original phenotype of Drosophila melanogaster behavior: they respond as other insect species al...
Melanogaster in Biological Technology

Microsurgery on the brain of the fruit fly leads to new insights into irreparable nerve injuries

...ffers positive perspectives for patients with nerve injuries that have been irreversible up to now. Drosophila as model organism The Drosophila melanogaster fruit fly is an important, low-cost model organism with a 60% genetic similarity to humans. The fruit fly is playing a significant role in the elucida...

Rice Centromere, Supposedly Quiet Genetic Domain, Surprises

...heory, to construct an artificial chromosome. In most organisms, including the critical model organisms such as the mouse, the fruit fly Drosophila melanogaster and the plant Arabidopsis thaliana, centromeres have proved to be nearly intractable for sequencing. The rice centromere is accessible, says Jiang,...

New statistical algorithms for Monitoring Gene Expression on GeneChip® Probe Arrays

...nisms. The regression ratios for these comparisons were in the 0.92-0.93 range for M. musculus, A. thaliana and S. cerevisiae , and 0.96-0.97 for D. melanogaster and E. coli . The occurrence of negative values in MAS 4.0, seen in the two left quadrants in Figure 2B, has been eliminated from MAS 5.0....

Codon Bias-Adjusted BL21 Derivatives for Protein Expression

... 6.1 6.5 6.9 20.3 Drosophila melanogaster 4.7 5.7 7.6 7.2 8.3 ...

Versatile Vectors for Ponasterone A- Inducible Control of Gene Expression in Mammalian Cells

... expression cassette comprised of 5 E/GRE binding sites upstream of a minimal promoter consisting of three SP1 sites, followed by the D. melanogaster hsp27 minimal promoter ( Figure 2B ). The vector contains the hygromycin-resistance gene to allow stable selection i...
Melanogaster in Biological Products

Mouse Anti-Drosophila Melanogaster Achaete protein Monoclonal Antibody, Unconjugated from Developmental Studies Hybridoma Bank

Description: anti-achaete...
Company:Developmental Studies Hybridoma Bank

Drosophila S2 Cells (Schneider's Drosophila Medium) from Invitrogen

Description:...pression in the Drosophila Expression System (DES). The S2 cell line was derived from a primary culture of late stage (20-24 hours old) Drosophila melanogaster embryos (1). This versatile cell line grows rapidly at room temperature without CO2 and is easily adapted to suspension culture. S2 cells are avail...
Company:Invitrogen
Melanogaster in Biological Definition

Biology

... , organs and anatomy . Model organisms for developmental biology include the round worm Caenorhabditis elegans , the fruit fly Drosophila melanogaster , the zebrafish Brachydanio rerio , the mouse Mus musculus , and the weed Arabidopsis thaliana . Physiology of organisms Main articl...

Developmental biology

...se Mus musculus ( Mammalian embryogenesis ) Invertebrates Sea urchin Round worm Caenorhabditis elegans Fruit fly Drosophila melanogaster ( Drosophila embryogenesis ) Plants ( Plant embryogenesis ) Arabidopsis thaliana Maize Snapdragon See also Impo...

Drosophila

... Drosophila melanogaster Drosophila subobscura Drosophila is a ...0 species. One species in particular, Drosophila melanogaster , has been heavily used in research in genetics ... Drosophila " are often used synonymously with D. melanogaster in modern biological literature. This article how...

Morphogenesis

...ional segmentation genes 2 See also Anterior-posterior axis patterning in Drosophila Morphogenesis of the fruit fly Drosophila melanogaster starts with the construction of asymmetries within the oocyte and proceeds to pattern formation along the embryonic axes. The development of Dros...

Genome project

...us Macaque Rhesus monkey Gallus gallus Chicken Macropus eugenii Kangaroo Felis domesticus Cat Canis lupis Dog Drosophila melanogaster Fruit fly Saccharomyces cerevisiae Yeast Neurospora crassa A type of mold Arabidopsis thaliana Mustard weed Oryza sativa R...

Homeobox

...n in vertebrates . Pit-1 homeobox-containing protein bound to DNA The homeobox genes were first found in the fruit fly Drosophila melanogaster and have subsequently been identified in many other species, from insects to reptiles and mammals . The diagram to the right is a structural mo...

Immune system

...rlier studies of innate immunity utilized model organisms that lack adaptive immunity such as the plant Arabidopsis thaliana , the fly Drosophila melanogaster , and the worm Caenorhabditis elegans . Recent advances have been made in the field of innate immunology with the discovery of the toll-like rec...

Max Delbr

...n assistant to Lise Meitner . In 1937, he moved to the United States , taking up research at Caltech on genetics of the fruit fly Drosophila melanogaster . Delbrck stayed in the US during World War II , teaching physics at the Vanderbilt University in Nashville . In 1939, he co-authored a paper ...

Morphogenesis

...ional segmentation genes 2 See also Anterior-posterior axis patterning in Drosophila Morphogenesis of the fruit fly Drosophila melanogaster starts with the construction of asymmetries within the oocyte and proceeds to pattern formation along the embryonic axes. The development of Dros...

Neuroscience

...hich the ectodermally-derived nervous system gets organized in the adult animal. The primary subjects of investigation are the fruit fly Drosophila melanogaster and the zebrafish Danio rerio . Cognitive neuroscience and systems neuroscience - These two fields are interested in explaining the link b...
Melanogaster in Biological Dictionary

Vitelline membrane

...leased from the vitelline membrane and no more bind. ... The European ... Drosophila vitelline membrane genes contain a 114 base pair ... melanogaster genes encoding vitelline membrane proteins. ... The European Bioinformatics Institute ... GO:0030704 vitelline membrane formation. Function...

Somatic cells

...tic cells towards ... gramming of somatic cells than by nuclear transfer and then ... reprogram somatic cells , like SCNT, ... Drosophila melanogaster Male Somatic Cells Feminized Solely by Tra^sup F&#94 ... Analytical Instrument quantifies somatic cells in milk.(Advanced Instrume...

Somatic cell

...ssary of genetic terms, produced by the National Human Genome Research Institute. ... of Cancer Genetics, defines somatic cells . ... Drosophila melanogaster Male Somatic Cells Feminized Solely by Tra^sup F&#94 ... new drug regulations approve access to somatic cell therapy)(Brief Articl...

Recombination nodules

...ynaptonemal complex and recombination nodules in wild-type Drosophila melanogaster females. ... Gene conversion, recombination nodules , and the initiation...ynaptonemal complex and recombination nodules in wild-type Drosophila melanogaster females. ... Recombination nodules in spermatocytes and a test of the ....

P elements

... A P element is a transposon that is present in the fruit fly Drosophila melanogaster and is used widely for mutagenesis and the creation of genetically modified flies used for genetic research. The P element gives rise to a... P...

Optic lobes

...midbrain, containing primary visual centers. ... Fruit fly protein-coding gene sol. Represented by 70 ESTs from 12 cDNA libraries. ... Drosophila melanogaster small optic lobes (sol), transcript variant D, mRNA. PA ... Human protein-coding gene SOLH. Represented by 250 ESTs from 114 cDNA libraries...

Malpighian tubule

...or research on the Malpighian tubule (insect kidney) ... The Drosophila melanogaster Malpighian tubule provides a unique opportunity to ... Fluid secretion by the Malpighian tubule of Drosophila melanogaster is ... of anion and cation transport in Malpighian tubules of Drosophil...

HnRNA

...ribed pre-mRNA ( hnRNA ) segment. This process is generally referred to as splicing. Nonpackaging and packaging proteins of hnRNA in Drosophila melanogaster ... While 20% of the Drosophila hnRNA is converted to mRNA, only 3.3% of the Aedes ... The complexity of nuclear RNA, poly(A) hnRNA , poly(A)mRNA...

Helicase

...ive helicase onto single-stranded DNA. ... Fruit fly protein-coding gene Hel25E. Represented by 234 ESTs from 25 cDNA libraries. ... Drosophila melanogaster helicase at 25E (Hel25E), transcript variant ... http://www.FreeScienceLectures .com We travel inside nucleus to see how the DNA replicates. ...

Drosophila

...erence to the characteristic of... Drosophila melanogaster is a two-winged insect that belongs to the Diptera...mental biology using the fruit fly, Drosophila melanogaster ... Drosophila has been used as a model organism...nnections and related words. The noun Drosophila melanogaster has one meaning: Meaning #1 : small drosophila...
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