• They then migrate via the lymphatics to secondary lymphoid organs (spleen, lymph nodes, mucosa-associated lymphoid tissue of the digestive tract and lungs) where they present these antigens to T and B lymphocytes. (univ-mrs.fr)
  • This is the moment when the cells detect the microbes or danger, change their biological functions and begin their migration to secondary lymphoid organs. (univ-mrs.fr)
  • MHC proteins determine antigen recognition by lymphocytes and therefore their activation within secondary lymphoid organs. (univ-mrs.fr)
  • [ 8 ] Furthermore, CD103 + dermal Langerhans cells, upon interaction with TLR-2, enhance Th1 production in secondary lymphoid organs. (medscape.com)
  • The Haller's Organ is sensitive to heat via infrared radiation, able to detect humans or a source of 37°Celsius heat up to four meters away. (wikipedia.org)
  • Paradoxically, while we have known for a long time the key role played by these cells in the activation of B and T lymphocytes, and we identified the sensors that allow them to detect danger signals emitted by pathogens, operation of this interface remains partly a mystery. (univ-mrs.fr)
  • Their sensory organs, including compound eyes and antennae, enable them to detect hosts and navigate their surroundings. (healthida.com)
  • These organs can detect host-specific odors, carbon dioxide (CO2), and temperature changes, helping ticks identify the presence of a host. (insecta-inspecta.com)
  • This heat-sensing ability allows them to detect a host's body heat from a distance, making it easier to locate a potential meal. (insecta-inspecta.com)
  • Additionally, dogs have a moist lining in their nasal passages that helps to dissolve odor molecules, enhancing their ability to detect scents. (can-dogs.com)
  • These receptors are specialized cells located in the nasal cavity that detect and absorb scent molecules. (can-dogs.com)
  • Their keen sense of smell allows them to detect even minute traces of these substances, making them invaluable assets in law enforcement and security. (can-dogs.com)
  • Snakes of the viper and constrictor variety and vampire bats have pit organs that can detect this form of radiation. (rubenmeerman.com)
  • All warm animals emit infrared light, which makes the ability to detect this part of the electromagnetic spectrum very useful for hunting and for search and rescue missions. (rubenmeerman.com)
  • Detecting Danger and Prey: Animals can use their sense of smell to detect potential threats or prey even before they come into direct contact. (animalsdata.com)
  • Dogs can detect biological molecules emitted by another dog by using their keen sense of smell. (knowyourdoggo.com)
  • In addition to their olfactory receptors, dogs have a unique sensory organ called the Jacobson's organ, also known as the vomeronasal organ. (can-dogs.com)
  • These chemical signals are detected in the vomeronasal organ, or VNO, which is present in the noses of most species of vertebrates. (serendipstudio.org)
  • The nasal cavity has a unique organ called Jacobson's organ, also referred to as the vomeronasal organ, which exits into the roof of the mouth below the upper incisors. (knowyourdoggo.com)
  • Our team was also able to show that brain and DC-associated LAMP associated molecule (BAD-LAMP, C20orf103, LAMP5) is a chaperone for endocytic toll-like receptors (TLR) specifically expressed in the human type-I Interferon producing plasmacytoïd dendritic cells, which are specialized in the detection of nucleic acids potentially of viral or bacterial origin. (univ-mrs.fr)
  • BAD-LAMP allows the addressing of TLR receptors in intracellular compartments that specifically define the out-put of the signals emitted by these receptors and therefore drives the type of immune response adapted to the detected microbial threat. (univ-mrs.fr)
  • One of the key components in a dog's sense of smell is their olfactory receptors. (can-dogs.com)
  • When it comes to comparing the sense of smell between dogs and humans, the number of olfactory receptors is a significant factor. (can-dogs.com)
  • As mentioned earlier, dogs have a much larger number of receptors, giving them a far more sensitive sense of smell than humans. (can-dogs.com)
  • The fact is, something (volatile molecules matching receptors in the dog's nose) is emitted from drugs or contraband or a person's clothing that is invisible and undetectable but must really exist! (heartlandhealing.com)
  • Because canine noses have 150 million olfactory receptors whereas human noses only have 5 million, an average dog's sense of smell is approximately 100,000 times more acute than that of his owner. (knowyourdoggo.com)
  • Haller's organ is critical in both questing for hosts and mate seeing, detecting them via olfaction and the sensing of humidity, temperature, carbon dioxide, and pheromones. (wikipedia.org)
  • This organ is located in the roof of the mouth and is responsible for detecting pheromones, which are chemical signals emitted by other animals. (can-dogs.com)
  • The differences between the VNO of other animals that are known to produce and perceive pheromones and the VNO of humans leave open the question of whether the human VNO is today a functional organ or merely a vestigial one, a now useless relic of our ancestors. (serendipstudio.org)
  • A wide variety of tick hosts, being endothermic, emit convective heat and infrared radiation. (wikipedia.org)
  • Heat Sensing - Ticks can sense infrared radiation emitted by warm-blooded animals. (insecta-inspecta.com)
  • Alpha Particle (symbolized by Greek letter )-- A charged particle emitted from the nucleus of certain radioactive atoms. (cdc.gov)
  • Internally, mosquitoes have a sophisticated network of organs and tissues that facilitate their sensory perception and blood digestion. (healthida.com)
  • Most people are familiar with interventions that include casts to stabilize broken bones or transplants of healthy ligaments or organs from donors to replace tissues that do not regenerate. (sociable.co)
  • By using nanoparticle-based MRI positive contrast agents, you can specifically target different tissues or organs, you can control active component loading, and you can generate bright or hyperintense anatomical view of the tissue. (nanowerk.com)
  • This procedure also presents no risk for other bodily organs due to the wavelength regime used (infrared) for which light has a maximum penetration depth in tissues. (nanowerk.com)
  • When threatened, it releases a volatile chemical spray from its abdomen, which produces a strong odor that repels predators and irritates their senses. (animalsdata.com)
  • Titan Arum: The Titan Arum, also known as the "corpse flower," emits a powerful odor resembling rotting flesh. (animalsdata.com)
  • They emit a fishy odor from their beaks, which not only attracts a mate but also helps them locate their burrow in a crowded colony. (animalsdata.com)
  • It's an organ that can sense faint electrical signals given off by other, delicious creatures. (snexplores.org)
  • Haller's organ is a complex sensory organ possessed by hard and soft ticks (Ixodidae and Argasidae). (wikipedia.org)
  • Could a creature in this region evolve to have a sensory organ for detecting particle radiation as a survival strategy? (stackexchange.com)
  • Haller's organ is a group of chemosensitive cells concentrated on the tarsus of the forelegs, which ticks wave in front of them as with insect antennae in an alternating up and down fashion, rather than using them for walking. (wikipedia.org)
  • Chemoreception - Ticks have specialized sensory structures, known as Haller's organs, located on their first pair of legs. (insecta-inspecta.com)
  • A 2019 study showed that the Haller's organ of Amblyomma americanum and D. variabilis uses infrared detection to sense and move towards heat within the temperature ranges of its hosts. (wikipedia.org)
  • The mechanism of chemosensation in the Haller's Organ is an active subject of research. (wikipedia.org)
  • The morphological diversity of the sensillae within the Haller's Organ is believed to indicate that it serves several different functions, including the sensation of olfactory molecules, humidity, and temperature. (wikipedia.org)
  • The physiology of the Haller's Organ will be discussed in this section, including thermotaxis and chemosensation. (wikipedia.org)
  • Rather, the researchers found evidence of G-protein coupled receptor (GPCR), Gαo and β-arrestin specific to the transcriptome of the Haller's Organ, indicating that the Haller's Organ chemosensation functions through a pathway involving a GPCR. (wikipedia.org)
  • Olfactory response neurons innervating the Haller's organ sensillae receive the signal, which is then carried to the brain, producing a behavioral response. (wikipedia.org)
  • The Haller's Organ has been examined via scanning and transmission electron microscopy. (wikipedia.org)
  • The Jacobson's organ plays a crucial role in communication and social interactions among dogs. (can-dogs.com)
  • Snakes have specialized pits and Jacobson's organ for detecting prey and chemicals in the environment. (pestkeen.com)
  • Because they don't react to common odors, the nerves from Jacobson's organ differ from those in the olfactory tissue of the nose and travel straight to the brain. (knowyourdoggo.com)
  • The brain region responsible for mating is in communication with Jacobson's organ. (knowyourdoggo.com)
  • Puppies can distinguish their mother from other nursing dams thanks to Jacobson's organ. (knowyourdoggo.com)
  • One of the most common applications of a dog's sense of smell is in detection tasks. (can-dogs.com)
  • Charles C. Finn "Just as in the body, eye and ear develop as organs of perception, as senses for bodily processes, so does a man develop in himself soul and spiritual organs of perception through which the soul and spiritual worlds are opened to him. (sovereignki.com)
  • The idea of pheromone perception as a 'sixth sense' is intriguing, as it means our behavior is influenced by input from outside stimuli that we cannot consciously perceive. (serendipstudio.org)
  • Explore their external and internal features, delve into their sensory organs, and uncover the adaptations that make them formidable blood-feeders. (healthida.com)
  • By understanding their external and internal adaptations, sensory organs, blood-feeding mechanisms, and variations among species, researchers can develop targeted strategies to combat mosquito-borne diseases and improve public health. (healthida.com)
  • This "sixth sense" that cetaceans possess is matched by very specific morphological adaptations: the sounds are emitted in a single direction, thanks to the form of the animal's head. (polarpod.fr)
  • Humans have the same protein involved in biological infrared imaging and sensing, known as the "wasabi receptor" . (rubenmeerman.com)
  • By comparing the color gamma of the icons and their location on the organ computer model, and also their time change dynamics, one can judge on the processes of destruction of biological structures and give structures' stability in time forecasts. (ihunter4025.com)
  • At the nanoscale, the physical, chemical, and biological properties of materials differ in fundamental ways from the properties of individual atoms, molecules or bulk matter. (nanowerk.com)
  • For those who do not have such higher senses, these worlds are dark and silent, just as the bodily world is dark and silent for a being without eyes and ears. (sovereignki.com)
  • There is no reason to suspect any Europan animals have light-sensing organs. (crossedgenres.com)
  • A tentacle or bothrium is one of usually two or more elongated flexible organs present in animals, especially invertebrates. (absoluteastronomy.com)
  • Finding Food: Many animals rely on their sense of smell to locate food sources. (animalsdata.com)
  • brain A brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. (theinfolist.com)
  • The sense of smell plays a crucial role in the animal kingdom, serving various important functions. (animalsdata.com)
  • Fire-seeking beetles that lay their eggs in freshly burnt trees have similar organs and some butterflies have 'thermoreceptors' on their antennae and wings to protect them from heat damage. (rubenmeerman.com)
  • They have long and narrow nasal passages, which allow for greater airflow and the trapping of scent molecules. (can-dogs.com)
  • To deliver these immunological instructions, antigen (in practice a peptide a few amino acids in length) is not presented in isolation to T lymphocytes by dendritic cells but is nestled in a pocket formed by a molecule, known as the Major Histocompatibility Complex (called HLA in humans). (univ-mrs.fr)
  • The ability to sense mechanical stimuli, like touch or blood pressure, is essential to physiological processes in humans and across the animal kingdom. (phys.org)
  • Some attachment had been fastened about my head, which connected my respiratory organs with the machine I shall next describe. (axidava.com)
  • The methods generally used for this purpose require the cells to be modified with molecules that emit light when exposed to another specific color of light. (nist.gov)
  • Differences in the light emitted by cells before and after treatment provide a readout that correlates with the level of the cells' health. (nist.gov)
  • In addition, the molecules that are used to make the cells emit light change their interior, producing a somewhat quantifiable but "unnatural" measurement. (nist.gov)
  • At the other end of the spectrum are electronic measurements, which, contrary to cell measurements based on light emission, do not require altering the cells with non-native molecules to determine the cells' health. (nist.gov)
  • All these measurements can be done in real time, continuously and without the need to label the cells with non-natural molecules that emit light. (nist.gov)
  • In a general sense, the principal chemical reaction in bioluminescence involves a light-emitting molecule and an enzyme , generally called luciferin and luciferase , respectively. (cloudfront.net)
  • What is real in a world made of space held together by molecules dancing in a frequency of light caught inside a fractal multi existential reality of polarities? (sovereignki.com)
  • Researchers at MESA+ Institute for Nanotechnology developed a tool that can measure the size of a plasma source and the color of the light it emits simultaneously. (phys.org)
  • Lightning is a massive, powerful electrostatic discharge produced by both immature and mature thunderstorms, emitting visible blue-white light, temperatures up to 50,000 degrees F and a wide range of electromagnetic radiation. (roofingcontractor.com)
  • The absorbed near-infrared light can be emitted as heat or fluorescence. (nanowerk.com)
  • While the labeling system of microbial protein was known for many years, the team discovered that enzymes of the ubiquitin ligase family of molecules called MARCH - regulated the routing of MHC molecules during activation of DCs. (univ-mrs.fr)
  • According to Sigma-Aldrich [Merck] , "Hydrogels are comprised of networks of cross-linked polymer chains or complex protein molecules of natural or synthetic origin . (sociable.co)
  • Blind Mexican Cavefish: The blind Mexican cavefish relies on its sense of smell to navigate its dark environment. (animalsdata.com)
  • begingroup$ Don't know about the feasibility, but it seems to me that it would be at least as useful as a sense of smell simply for navigation and tracking. (stackexchange.com)
  • Understanding dogs' sense of smell and communication methods is crucial to understanding why they search behinds. (knowyourdoggo.com)
  • Do dogs really have a good sense of smell? (knowyourdoggo.com)
  • In the world of dogs, smell is the most important of these senses. (knowyourdoggo.com)
  • The sense of smell in a dog is significantly superior to ours. (knowyourdoggo.com)
  • Dogs also have a different method to improve their sense of smell. (knowyourdoggo.com)
  • This organ also improves the sense of smell that pups require to locate their mother's milk supply. (knowyourdoggo.com)
  • A supplementary olfactory system created specifically for chemical communication, this wonderful organ functions as a remarkable organ. (knowyourdoggo.com)
  • Through specialized organs like heat-sensing pits and forked tongues , they navigate their surroundings with uncanny precision. (pestkeen.com)
  • It may sound like science fiction, but "organ on a chip" systems - devices capable of imitating the interaction of cells in a specific organ such as the lungs or liver - have begun to be used to test the effectiveness of drugs in the past few years. (nist.gov)
  • About 30 joules per second are carried away by water molecules that have evaporated from the lungs and skin. (rubenmeerman.com)
  • That's why I engineered an electronic measurement system that allows for a rapid setup of cells in organ-on-a-chip-type experiments as well as for placing cells specifically on sensors for the measurement of cell migratory behavior. (nist.gov)
  • By looking under the microscope at the behavior of MHC molecules in dendritic cells we found that the addition of microbial products induces dramatic changes in all cells in our culture," says Evelina Gatti, co-leader on this team subject. (univ-mrs.fr)
  • Nor have we detected any creature responding to or emitting sound. (crossedgenres.com)
  • Sharks have an uncanny ability to sense tiny electrical fields. (snexplores.org)
  • Simultaneous trapping of cancer liver cells (HepG2, red) and endothelial cells (green), each on opposite sites of a porous membrane, for the rapid assembly of tissue/organ on a chip type of microphysiological system. (nist.gov)
  • An electronic device could sense cells' movements from one place to another, which could provide information on the mobility of metastatic cancer cells, changes in the beating of cardiac cells, and changes in cell shape due to toxins that affect attachment and other internal processes that keep cells alive. (nist.gov)
  • In the blood, mucous membranes and lymphoid organs, dendritic cells provide a dual role as sentinels, but also as conductors of the immune orchestra. (univ-mrs.fr)
  • Initially on the inside of the cells, MHC molecules were suddenly exposed on the outside of the cell. (univ-mrs.fr)
  • At the other end of the channels, behind the jelly, are special sensing cells. (snexplores.org)
  • TenOever calls these "call for reinforcement" genes, on account that other immune cells - like the antibody-making B cells and the virus-killing T cells - rush to chemokine sources once they sense the alarm. (naturalnews.com)
  • Artificial organs that are composites of biomaterials and cells. (genomicglossaries.com)
  • In a broader view, a 2013 review of pathologic mechanisms of C albicans cited (1) the secretion of hydrolases, (2) molecules that mediate adhesion with concomitant invasion into host cells, (3) the yeast-to-hypha transition, (4) biofilm formation, (5) contact sensing and thigmotropism, (6) phenotypic switching, and (7) a variety of fitness attributes. (medscape.com)
  • Sharks and other ocean predators, including skates and rays, sense those electric fields. (snexplores.org)
  • For example, for 131I in the thyroid (source organ), the absorbed fraction could be the fraction of gamma radiation absorbed in the liver (one of the target organs). (cdc.gov)
  • The system they use to receive the sound echoes is very efficient too: in addition to the auditory canal that land-based mammals possess as well, cetaceans also use a fatty cordon in their lower jaw and which is directly connected to their ear and is also capable of emitting sounds. (polarpod.fr)
  • Na+, K+ and Ca2+ ions as well as a host of more complex molecules such as neurotransmitters are secreted by the axon, flowing around and through the synaptic cleft to stimulate dendrites at the proper moment. (thephilosophyforum.com)
  • Absorption Ratio, Differential-- The ratio of concentration of a nuclide in a given organ or tissue to the concentration that would be obtained if the same administered quantity of this nuclide were uniformly distributed throughout the body. (cdc.gov)
  • diffusion MRI Diffusion-weighted magnetic resonance imaging (DWI or DW-MRI) is the use of specific MRI sequences as well as software that generates images from the resulting data that uses the diffusion of water molecules to generate contrast in MR images. (theinfolist.com)
  • Diffusion MRI is similar to BOLD fMRI but provides contrast based on the magnitude of diffusion of water molecules in the brain. (theinfolist.com)
  • It is that fraction of energy radiated by the source organ that is absorbed by the target organ. (cdc.gov)
  • If thus the conscious energy flow of the Sushumna can be used for higher sacred goals then the bliss of Brahman that one experiences in n-fold more than the joy of sense pleasures. (selfgrowth.com)
  • Instead the Shiva energy of the Mooladhar Chakra present near the genital organs should be utilized for higher spiritual goals. (selfgrowth.com)
  • In some species, the luciferase requires other cofactors , such as calcium or magnesium ions, and sometimes also the energy-carrying molecule adenosine triphosphate (ATP). (cloudfront.net)
  • When the RF field is removed, the nuclei go back to their original states, and the energy they emit is measured with a coil to recreate the positions of the nuclei. (theinfolist.com)
  • The heavier, negatively charged air molecules in the cloud are repelled by these negative charges, and they attract positive charges from the earth until they become sandwiched between positively ionized molecules at the top and bottom of the cloud, essentially "damming up" the potential energy. (roofingcontractor.com)
  • only the vital organs then receive oxygen, and whales can also lower their temperature to save even more energy. (polarpod.fr)
  • The result is a storm of inflammatory molecules in the affected organ, which tenOever calls a unique and aberrant consequence of SARS-CoV-2. (naturalnews.com)
  • Observing the effects of deficiency in key regulatory molecules has helped elucidate host defense against Candida . (medscape.com)
  • Researchers at the Savannah River National Laboratory (SRNL) are developing a process that would use nanotechnology in a novel, targeted approach that would allow MRIs to be more descriptive and brighter, and to target specific organs. (nanowerk.com)
  • Exposure of human populations to smoke emitted by these fires increases, thereby contributing to airborne pollution through the emission of gas and particulate matter (PM). The adverse health outcomes associated with wildland fire exposure represent an important burden on the economies and health systems of societies. (frontiersin.org)
  • Access to imagery from new sources, the increasing amount and complexity of visual data, and novel data processing techniques which are now in human reach are stretching our understanding to the point where we need to make sense of interdependent visual patterns which correspond to living systems and dynamic phenomena at multiple pattern and time scales. (teks.no)
  • In odontocetes like the beluga, the system is even more sophisticated: the beluga has a hump of fat on its forehead called a "melon", and this works like an acoustic lens to focus the sound waves that the beluga emits. (polarpod.fr)
  • It's not the case that we're going to have a single molecule that's going to compel us to cross the room' (1) . (serendipstudio.org)
  • The second group of genes produces chemokines , which are small proteins that emit a biochemical "come here! (naturalnews.com)
  • What may be news to these women, however, is a finding reported by Charles Wysocki of the Monell Chemical Senses Center in Philadelphia that the smells from the underarms of men can also affect the menstrual cycle (3). (serendipstudio.org)
  • I am naked except for my equipment belt and a molecule-thin coating of nanoscale to protect me from the chill. (crossedgenres.com)
  • Here we are, in the land of high-tech connectivity and sensing equipment, able to read a license plate from a satellite in orbit. (heartlandhealing.com)
  • This principle is also applicable to the body especially as far as the vital force of the genital organs is concerned. (selfgrowth.com)