The baleen of baleen whales consists of long, fibrous strands of keratin. Located in place of the teeth, it has the appearance ... Males in some baleen species communicate via whale song, sequences of high pitched sounds. These "songs" can be heard for ... Baleen whales have bristles made of keratin instead of teeth. The bristles filter krill and other small invertebrates from ...

Each plate is made of fingernail-like keratin, which is bordered by a fringe of very fine, short, curly, wool-like white ... The maximum volume of the vocal sequences is reported as 156 decibels relative to 1 micropascal (μPa) at a reference distance ...

This conversion sequence is highly inefficient because there is significant voltage difference of more than 1.2 volts between ... Similarly, keratin, gelatin, chitosan and alginate demonstrate excellent biocompatibility and bioactivity in scaffolds. However ... Major examples of natural polymers used in scaffold production are collagen, cellulose, silk fibroin, keratin, gelatin and ... December 2015). "A comparison of isolated circulating tumor cells and tissue biopsies using whole-genome sequencing in prostate ...

The classical pathway is distinct from the other complement pathways in its unique activation triggers and cascade sequence. ... "Complement activation contributes to the anti-methicillin-resistant Staphylococcus aureus effect of natural anti-keratin ...

Rhinos have one or two horns made of agglutinated keratin, unlike the horns of even-toed ungulates, which have a bony core. The ... However, a close relationship can be worked out to perissodactyls by protein sequencing and comparison with fossil collagen ... "Ancient protein sequencing Resolves litoptern and notoungulate superordinal affinities". The History of Life: A View from the ...

... keratin and elastin). After penetration the skin, cercariae transform to schistosomula and start a migration through the host's ... based on novel genome sequences". The Journal of Parasitology. 96 (4): 802-6. doi:10.1645/GE-2297.1. PMID 20677938. S2CID ... which are capable of keratin and collagen degradation. Experiments with laboratory prepared recombinant form of the cysteine ...

As of 2010[update], the genome had been sequenced for only two birds, the chicken and the zebra finch. As of 2022[update] the ... The scales of birds are composed of the same keratin as beaks, claws, and spurs. They are found mainly on the toes and ... At least one genome has been sequenced from every order. These include at least one species in about 90% of extant avian ... 2015). "A comprehensive phylogeny of birds (Aves) using targeted next-generation DNA sequencing". Nature. 526 (7574): 569-573. ...

The sequencing of the genome of the body louse was first proposed in the mid-2000s and the annotated genome was published in ... but more recent studies have shown it to be made of proteins similar to hair keratin. Each egg is oval-shaped and about 0.8 mm ... July 2010). "Genome sequences of the human body louse and its primary endosymbiont provide insights into the permanent ... Pittendrigh BR, Clark JM, Johnston JS, Lee SH, Romero-Severson J, Dasch GA (November 2006). "Sequencing of a new target genome ...

... fibrinogen sequences, cytochrome and rRNA sequences, IRBP (and vWF) gene sequences, adrenergic receptors, and apolipoproteins. ... True horns have a bone core that is covered in a permanent sheath of keratin, and are found only in the bovids. Antlers are ... Molecular biology involves sequencing an organism's DNA and RNA and comparing the sequence with that of other living beings-the ... When camels have only two toes present, the claws are transformed into nails (while both are made of keratin, claws are curved ...

In most mammals, keratin structures, such as wool, air-dry, but aquatic whales rely on calcium salts to form on the plates to ... Adult male humpbacks produce the longest and most complex songs; sequences of moans, groans, roars, sighs, and chirps sometimes ... They are made of a calcified, hard α-keratin material, a fiber-reinforced structure made of intermediate filaments (proteins). ... Áranson, Úlfur; Lammers, Fritjof; Kumar, Vikas; Nilsson, Maria (2018). "Whole-genome sequencing of the blue whale and other ...

Evidence from Borealopelta also supports the extension of the spike by a large keratin sheath. The aforementioned thin ... The Morrison Formation is a sequence of shallow marine and alluvial sediments which, according to radiometric dating, ranges ...

... thread keratin (EsTKα and EsTKγ; Q90501 and Q90502), the protein that make up its slime filaments, is under ... 2002) using mtDNA sequence data, concluding the Myxini are more closely related to the Hyperoartia than to the Gnathostomata - ... These alpha-keratin proteins in hagfish slime transform from an α-helical structure to a stiffer β sheet structure when ... Stock, D.W.; Whitt, G.S. (1992). "Evidence from 18S ribosomal RNA sequences that lampreys and hagfishes form a natural group". ...

These include destabilizing changes in the primary amino acid sequence of the protein, post-translational modifications (such ... "Interaction of stress proteins with misfolded keratins". European Journal of Cell Biology. 84 (2-3): 329-39. doi:10.1016/j.ejcb ... Hardy J (August 2005). "Expression of normal sequence pathogenic proteins for neurodegenerative disease contributes to disease ...

There are two grooves for the attachment of a keratin sheath on the side of the claw, one near the top and one near the bottom ... and the last vertebra in the sequence was found several meters away from the rest of the specimen. In 2017, Paul Sereno ...

Researchers at the U.S. Agricultural Research Service have been able to identify genetic sequences in corn that are associated ... Night blindness and its worsened condition, xerophthalmia, are markers of Vitamin A deficiency; collections of keratin in the ...

The claws are not made of keratin, as claws tend to be in the animal kingdom, but extremely dense bone. Wolverine's hands do ... Sinister using genetic samples collected in the past which had since been converted to holographic sequencing and James ...

dermatophyte A parasitic fungus that focuses on tissue with keratin (skin, hair, nails) of humans and animals. Associated with ... The conidiogenous cell (also called an annellide) produces a basipetal sequence of conidia called annelloconidia or ...

The hoof is the tip of the toe of an ungulate mammal, strengthened by a thick horny (keratin) covering. The hoof consists of a ... sequences". Journal of Mammalian Evolution. 3 (4): 315-326. doi:10.1007/BF02077448. S2CID 24948320. Jehle, Martin "Condylarths ... Rhinoceros horns, unlike those of other horned mammals, consist only of keratin. These horns rest on the nasal ridge of the ... each covered in a permanent sheath of keratin. The unique horn structure is the only unambiguous morphological feature of ...

Most are ground into a protein source for ruminant animal feed, which are able to digest the protein keratin of which feathers ... Dalloul, Rami A.; Long, Julie A.; Zimin, Aleksey V. (September 7, 2010), "Multi-Platform Next-Generation Sequencing of the ...

The marker could be a short DNA sequence, such as a sequence surrounding a single base-pair change, known as a single ... Isotopic information is obtained mostly from feathers, since the keratin in feathers is metabolically inert. For various bird ... A genetic marker is a gene or DNA sequence with a known location on a chromosome that can be used to identify individuals or ... the development of advanced DNA sequencing techniques. Many things utilized for studying larger organisms has not been possible ...

Kobayashi, H. (1986). "An experimental study of epidermal keratin phosphorylation --epidermal keratin as a substrate protein of ... Sequencing of the whole genome was approved as a priority by National Human Genome Research Institute in August 2004, Its ... A complete genome sequence from the mitochondria of this species has been available since 2004: the mitochondrial genome ... Knight M., Adema C. M., Raghavan N., Loker E. S., Lewis F. A. & Tettelin H. (2003) "Obtaining the genome sequence of the ...

Falk, Gunnar; Walker, John E. (1988). "DNA Sequence of a Gene Cluster Coding for Subunits of the F0 Membrane Sector of ATP ... Their wheels are composed of keratin,: 44 which has been suggested by biologists as a means of avoiding nutrient and waste ... Alternatively, a wheel could be composed of excreted, nonliving material such as keratin (of which hair and nails are composed ...

The nucleic acid sequence of a specific receptor-binding domain of the spike protein belonging to coronaviruses taken from ... Pangolins have large, protective keratin scales, similar in material to fingernails and toenails, covering their skin; they are ... They are made of keratin, the same material from which human fingernails and tetrapod claws are made, and are structurally and ...

The fungi found on the plumage may feed on the keratin of the outer feathers or on feather oil. Chewing lice such as ... Slikas, Beth (1997). "Phylogeny of the avian family Ciconiidae (storks) based on cytochrome b Sequences and DNA-DNA ... through analysis of both mitochondrial cytochrome b gene sequences and DNA-DNA hybridization. A Ciconia fossil representing the ...

The transforming cellular sequences, v-akt, were cloned from a transformed mink cell clone and these sequences were used to ... Paramio JM, Segrelles C, Ruiz S, Jorcano JL (Nov 2001). "Inhibition of protein kinase B (PKB) and PKCzeta mediates keratin K10- ...

Collagen, an abundant structural protein in animals, and keratin-a protein that forms hair and nails-, can also serve as food ... The genomes of a number of ascomycete fungi have been fully sequenced. Baker's Yeast (Saccharomyces cerevisiae) is used to make ... and by phylogenetic analyses of DNA sequences. The ascomycetes are of particular use to humans as sources of medicinally ...

However, the latter (and all other geikiids where the growth sequence is known) differs from Bulbasaurus in that the degree of ... which is very roughened and would have been covered in keratin, although the portion where they contact the premaxillae is ... Overall, the relatively small Bulbasaurus provides evidence that the growth sequence of large geikiids such as Aulacephalodon ... which is most directly a reference to its keratin-covered jaws. Other distinguishing characteristics of Bulbasaurus among the ...

doi:10.1016/0305-4403(86)90012-9. Haglund W.D.; Reay D.T.; Swindler D.R. (1989). "Canid scavenging/disarticulation sequence of ... which survives even longer than the former tissue proteins Keratin is a protein which is found in skin, hair, and nails. It is ...

... and various members of the keratin family of proteins. Melanoma: MLANA (i.e. melanoma antigen recognized by T cells 1 protein ... Alterations in Resected Recurrent Undifferentiated Pleomorphic Sarcomas Identified by Targeted Next-generation Sequencing". ...

Evan T. Saitta; Jakob Vinther (2019). "A perspective on the evidence for keratin protein preservation in fossils: An issue of ... "The phylogenetic position of the extinct Cuban Macaw Ara tricolor based on complete mitochondrial genome sequences". Ibis. 160 ... "Preservation potential of keratin in deep time". PLOS ONE. 13 (11): e0206569. Bibcode:2018PLoSO..1306569S. doi:10.1371/journal. ... A study on the preservation potential of feather keratin in the fossil record is published by Schweitzer et al. (2018); the ...