Results 131 to 140 of about 90,330 (310)

Pharmacology of Mammalian Olfactory Receptors

open access: yes, 2013
Mammalian species have evolved a large and diverse number of odorant receptors (ORs). These proteins comprise the largest family of G-protein-coupled receptors (GPCRs) known, amounting to ~1,000-different receptors in the rodent. From the perspective of olfactory coding, the availability of such a vast number of chemosensory receptors poses several ...
Richard S, Smith   +2 more
openaire   +3 more sources

Determining the Minimal Clinically Important Difference of the 40‐Item Smell Identification Test in People With Cystic Fibrosis

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Chronic rhinosinusitis (CRS) and olfactory dysfunction (OD) are highly prevalent among people with cystic fibrosis (PwCF) and negatively impact quality of life. The 40‐item Smell Identification Test (SIT) is widely used to assess psychophysical olfaction, but a CF‐specific minimal clinically important difference (MCID) has not been ...
Eugene Oh   +34 more
wiley   +1 more source

Quadruple context-free L-System mathematical tools as origin of biological evolution

open access: yes, 2010
It is well known that A, T, G, C annealed together early in evolution and the long stretch of DNA was found which ultimately resulted into chromosomes of different organisms.
Pabitra Pal Choudhury   +3 more
core   +1 more source

Extent of Sinus Surgery Is Associated With Disease Control in Biologic Treated Type 2 Dominant CRS

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background A greater benefit of biologics is observed after surgery in Type 2 chronic rhinosinusitis with nasal polyps (CRSwNP). However, the extent of surgery remains undefined in many studies. This study evaluated the extent of surgery on disease control in patients receiving biologics for refractory Type 2 dominant CRSwNP.
Nicholas J. Campion   +11 more
wiley   +1 more source

Sustaining olfaction at low salinities: mapping ion flux associated with the olfactory sensilla of the blue crab Callinectes sapidus

open access: yes, 2000
To test the hypothesis of a diffusion-generated, ionic/osmotic microenvironment within the olfactory sensilla (aesthetases), flux gradients of Ca2+ and K+ associated with the external surfaces of these sensilla were spatially mapped using self ...
Gleeson, R.A., Smith, P.J., Hammar, K.
core  

Evolution and speciation [PDF]

open access: yes, 2008
Charles Darwin is the father of evolution as we know it today. In his book “The origin of species” he states that new species originate from ancestral species that change over time, and that the mechanism of the change is natural selection.
Boddum, Tina
core  

Olfactory Receptor Repertoire Size in Dinosaurs

open access: yes, 2019
Olfactory receptor gene sequences for Alligator mississippiensis mined using the Olfactory receptor assigner, plus all supplemental figure ...
Graham Hughes (4280005)   +1 more
core   +1 more source

Lost and Found: Is Olfactory Recovery More Promising After COVID‐19 Than Other Causes, Even 2 Years Later?

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Olfactory dysfunction is a hallmark feature of COVID‐19, yet the potential for recovery with long‐standing COVID‐19‐related smell loss (CRSL) remains uncertain, particularly when treatment is initiated years later. This study evaluated olfactory outcomes in patients with CRSL compared with non‐COVID‐19‐related smell loss (non‐CRSL),
John W. Hunsicker   +6 more
wiley   +1 more source

Subjective Olfactory Impairment in a Patient Undergoing Anti-Obesity Pharmacotherapy: A Case of Symptom–Test Discrepancy

open access: yesLife
With the growing use of anti-obesity medications (AOMs), particularly glucagon-like peptide-1 (GLP-1) receptor agonists, interest in their impact on chemosensory function has increased.
Hye Jun Lee, Hyun Jin Min
doaj   +1 more source

Insect Olfactory Receptors

open access: yesCold Spring Harbor Symposia on Quantitative Biology, 1965
Boeckh, J., Kaissling, K., Schneider, D.
openaire   +3 more sources

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