(a.) Of or pertaining to, or in the form of, a helix; spiral; as, a helical staircase; a helical spring.
Example Sentences:
(1) The distribution of the amino acid pairs, i, i + 1 in alpha-helical configurations does not differ from the random pairing.
(2) An analysis of the triple helical stabilities of these cleavage site regions as reflected by their imino acid contents fails to yield a correlation between reactivity and triple helical stability.
(3) The Helical structures of d(C-G-C-A-m5C-G-T-G-m5C-G), d(m5C-G-C-A-m5C-G-T-G-C-G) and d(C-2aminoA-C-G-T-G) were studied in aqueous solution at various salt concentrations and temperatures by 1H-NMR spectroscopy.
(4) Chloride caused a significant concentration-dependent shortening of myosin rods due to destabilization of the alpha-helical double coiled rod structure.
(5) The poly(dG-dC) helical duplex forms a modified, B-family structure (B*) at very high hydration and a normal B structure at slightly lower hydration.
(6) Pretreatment with a novel CRF antagonist, alpha-helical CRF9-41 (130.9 nmol i.t.v.
(7) The melting profile exhibited two transitions--one at about 35 degrees C and one above 50 degrees C. Our spectral data showed that helices I and II were stable during the first transition, and agreed with other data that helix III was the most likely helix to have melted.
(8) (1974)88, 857-872, 873-894] for predicting secondary structure from amino acid sequence have been applied to five predominantly helical membrane-associated peptides.
(9) The alpha-helical content of the free form of the lipoprotein was measured from the circular dichroism spectrum of the lipoprotein in 0.01% sodium dodecyl sulfate and found to be 87%.
(10) In these discoidal complexes, the alpha-helical content was estimated to be 65%, with the rest of the structure being essentially unordered.
(11) A modified plot accounting for amphiphilic helices indicates 5-6 such alpha-segments.
(12) The inactivation of exogenous and neural norepinephrine (NE) by helical strips of rat tail artery was studied with a combination of the techniques of transmural stimulation and oil immersion.
(13) The above analysis suggests that in aqueous solution the protein is devoid of alpha-helical and beta-conformations but that it contains a significant amount of turns.
(14) These results are consistent with a structural model for the membrane in which the peptide chains vary greatly in the proportion of helical segments and polar regions which they contain.
(15) The latter, which is external and solvent accessible, is associated with a distortion in the alpha-helix centered around Tyr33 which consists of a significant increase in the CO(i-4)-N(i) and CO(i-4)-NH(i) distances relative to those in the rest of the helix, as well as a significant departure in the phi, psi angles of Tyr33 relative to regular helical geometry.
(16) Eight alpha-helices behave as relatively rigid bodies and corner regions are more flexible, showing larger fluctuations.
(17) It is suggested that the alpha-helical region, situated in the region between residues 10 and 20, binds to the RNA during assembly of the virus particle.
(18) Considering the density of helices along the RNA, it is not unexpected to find that all these sites lie in helical regions.
(19) Most double-helical segments were reactive to cobra venom ribonuclease to some degree; the exceptions were the five "long-range" helices that are probably compactly folded within the structure.
(20) The angle obtained for the C alpha-D resonance was consistent with a single-stranded beta 6.3-helical model for the backbone but not with double-helical models.
Turbinate
Definition:
(v. i.) To revolve or spin like a top; to whirl.
(a.) Alt. of Turbinated
Example Sentences:
(1) Virus replication in nasal turbinates was not diminished while infection in the lung was suppressed sufficiently for the infected mice to survive the infection.
(2) Delabole residents Susan and John Theobald said: “We’ve always enjoyed being around the turbines and have often walked right up to them with our dogs.
(3) The workforce has changed dramatically since 1900 – just 29,000 Americans today work in fishing and the number of job titles tracked by the Bureau of Labor Statistics has grown to almost 600 – everything from “animal trainers” to “wind turbine service technicians” (and there are even more sub categories).
(4) The scheme is available to those who have one or more of the following technologies: solar PV panels (roof-mounted or stand alone), wind turbines (building mounted or free standing), hydroelectricity, anaerobic digestion (generating electricity from food waste), and micro combined heat and power (through the use of new types of boilers , for example).
(5) One in four British homes could be fitted with solar heating equipment and 3,500 wind turbines could be erected across Britain within 12 years as part of a green energy revolution to be proposed by the government next week.
(6) Water forms a substantial part of aerosol particles formed during preparation with turbin equipment.
(7) The selection of diamond-coates whetstones manufactured by Chirana for turbine drills is extended at present by two new types of toods with a different size of diamond particles.
(8) If REpower had waited until it had secured planning permission for the windfarms before it began building the turbine factory, permission would have lapsed before it had had time to supply the turbines.
(9) Although it is the world's biggest CO2 emitter and notorious for building the equivalent of a 400MW coal-fired power station every three days, it is also erecting 36 wind turbines a day and building a robust new electricity grid to send this power thousands of miles across the country from the deserts of the west to the cities of the east.
(10) The owners of a wind turbine factory on the Isle of Wight won a repossession order today in their attempt to end an occupation of the plant by workers protesting at planned job losses.
(11) The replication of these viruses in infant-rat turbinates and lungs was also studied; virus concentrations in turbinate tissues 48 h after infection showed a close correlation with virulence for man.
(12) An air turbine drill will remove methylmethacrylate from the medullary canal of the proximal femur in cases of failed total hip replacement and from the distal femur in cases of failed long stem total knee replacement.
(13) ENT examination revealed a necrotic lesion of the right middle turbinate which on histology was diagnosed as acute purulent rhinitis without granuloma or vasculitis.
(14) Some costs could be lower for floating turbines, however.
(15) Radioactivity was widely distributed to all tissues examined, with the respiratory tract (lung, trachea, larynx, and nasal turbinates), upper gastrointestinal tract (stomach and small intestine), the liver, and the adrenals containing the highest concentrations of [14C]DBC equivalents within 1 hr after exposure.
(16) In the majority of cases, the level of acetylcholinesterase fell with the appearance of congestion and rose when the turbinates returned to normal.
(17) Turbinate atrophy was quantified by measuring the length of the osseous core of the ventral turbinates.
(18) The Dutch are famous for their windmills, which have formed the basis for the design of the modern wind turbines that we see today.
(19) Like his wind turbine though, discreetly taken down some months later, many people are now concluding that Cameron's promise to lead the " greenest government ever " was little more than a fraudulent gimmick, a PR stunt from a man schooled in the PR industry.
(20) The distribution of B lymphocytes and immunoglobulins G, A, M, and E in nasal mucosa was studied in frozen biopsy sections of nasal turbinate from 16 allergic patients and 8 controls.