(1) Herpesviruses such as EBV, HSV, and human herpes virus-6 (HHV-6) have a marked tropism for cells of the immune system and therefore infection by these viruses may result in alterations of immune functions, leading at times to a state of immunosuppression.
(2) The process of sequence rearrangement appears to be a significant part of the evolution of the genome and may have a much greater effect on the evolution of the phenotype than sequence alteration by base substitution.
(3) The various evocational changes appear to form sets of interconnected systems and this complex network seems to embody some plasticity since it has been possible to suppress experimentally some of the most universal evocational events or alter their temporal order without impairing evocation itself.
(4) When chimeric animals were subjected to a lethal challenge of endotoxin, their response was markedly altered by the transferred lymphoid cells.
(5) Morphological alterations in the lungs of pheasants after prolonged high-dosage administration of bleomycin sulfate were studied by light and electron microscopy.
(6) Incubation with IFN alpha or IFN gamma for 24 h resulted in only modest cytokinetic alterations, and they did not modify the effects of FUra.
(7) We report a series of experiments designed to determine if agents and conditions that have been reported to alter sodium reabsorption, Na-K-ATPase activity or cellular structure in the rat distal nephron might also regulate the density or affinity of binding of 3H-metolazone to the putative thiazide receptor in the distal nephron.
(8) In dorsoventral (DV) reversed wings at both shoulder or flank level, the motor axons do not alter their course as they enter the graft.
(9) Neither spermidine nor spermine (0.5 mM) significantly altered [Ca2+]i.
(10) In addition to the changes associated with blood group A, we also found a decrease in sugar content, alterations in other antigens, and changes in the levels of several glycosyltransferases in cancerous tissues.
(11) When the concentration of thrombin or fibrinogen was altered systematically, mu T and mup were found to mirror each other except when the fibrinogen concentration was increased at low thrombin concentrations.
(12) Arteries treated with atrial natriuretic peptide showed no alterations in relaxation or cGMP content after incubation with pertussis toxin.
(13) These results could be explained by altered tissue blood flow and a decreased metabolic capacity of the liver in obese subjects.
(14) The sequential histopathologic alterations in femorotibial joints of partial meniscectomized male and female guinea pigs were evaluated at 1, 2, 3, 6, and 12 weeks post-surgery.
(15) However, survival was closely related to the severity of the illness at the time of randomization and was not altered by shunting.
(16) Brain damage may be followed by a number of dynamic events including reactive synaptogenesis, rerouting of axons to unusual locations and altered axon retraction processes.
(17) Since the advance and return of sperm inside the tubes could facilitate the interaction of sperm with secretions participating in its maturation, the persistent infertility after vasectomy could be related to the contractile alteration that follows the excessive tubal distention.
(18) Sixteen patients (27%) manifested anomalies of the urinary tract: 12 had markedly altered kidneys, 8 of which were unilateral and ipsilateral to the diaphragmatic defect.
(19) Corticosterone (4 x 10(-5) M) did not alter the stimulation-evoked 3H-overflow at 1-30 Hz.
(20) The results show that the presence of histones does not alter the bimodal DNA binding process.
Changed
Definition:
(imp. & p. p.) of Change
Example Sentences:
(1) Once treatment began, no significant changes occurred in Group 1, but both PRA and A2 rose significantly in Groups 2 and 3.
(2) Thirty-two patients (10 male, 22 female; age 37-82 years) undergoing maintenance haemodialysis or haemofiltration were studied by means of Holter device capable of simultaneously analysing rhythm and ST-changes in three leads.
(3) The assembly reaction is accompanied by characteristic changes in fluorescence emission and dichroic absorption.
(4) Although the mean values for all hemodynamic variables between the two placebo periods were minimally changed, the differences in individual patients were striking.
(5) It is concluded that during exposure to simulated microgravity early signs of osteoporosis occur in the tibial spongiosa and that changes in the spongy matter of tubular bones and vertebrae are similar and systemic.
(6) The various evocational changes appear to form sets of interconnected systems and this complex network seems to embody some plasticity since it has been possible to suppress experimentally some of the most universal evocational events or alter their temporal order without impairing evocation itself.
(7) A change in the pattern of care of children with IDDM, led to a pronounced decrease in hospital use by this patient group.
(8) The pattern of the stressor that causes a change in the pitch can be often identified only tentatively, if there is no additional information.
(9) It has been generally believed that the ligand-binding of steroid hormone receptors triggers an allosteric change in receptor structure, manifested by an increased affinity of the receptor for DNA in vitro and nuclear target elements in vivo, as monitored by nuclear translocation.
(10) Changes in cardiac adenosine triphosphate (ATP), phosphocreatine (PCr) and inorganic phosphate (Pi) were followed and intracellular pH (pHi) was estimated from the chemical shift of Pi.
(11) Subsequently, the study of bundle branch block and A-V block cases revealed that no explicit correlation existed between histopathological changes and functional disturbances nor between disturbances in conduction (i.e.
(12) It involves creativity, understanding of art form and the ability to improvise in the highly complex environment of a care setting.” David Cameron has boosted dementia awareness but more needs to be done Read more She warns: “To effect a cultural change in dementia care requires a change of thinking … this approach is complex and intricate, and can change cultural attitudes by regarding the arts as central to everyday life of the care home.” Another participant, Mary*, a former teacher who had been bedridden for a year, read plays with the reminiscence arts practitioner.
(13) As collapse was imminent, MAP increased but CO and TPR did not change significantly.
(14) Then a handful of organisers took a major bet on the power of people – calling for the largest climate change mobilisation in history to kick-start political momentum.
(15) Type 1 changes (decreased signal intensity on T1-weighted spin-echo images and increased signal intensity on T2-weighted images) were identified in 20 patients (4%) and type 2 (increased signal intensity on T1-weighted images and isointense or slightly increased signal intensity on T2-weighted images) in 77 patients (16%).
(16) No significant change occurred in the bacterial population of our hospital unit during the period of the study (more than 3 years).
(17) The availability and success of changes in reproductive technology should lead to a reappraisal of the indications for hysterectomy, especially in young women.
(18) The epidemiology of HIV infection among women and hence among children has progressively changed since the onset of the epidemic in Western countries.
(19) The present study examined whether the lack of chronic hemodynamic effects of ANP in control rats was due to changes in vascular reactivity to the peptide.
(20) The pancreatic changes are unlikely to be an artefact, but rather a direct toxic effect of the alcohol as confirmed by the biochemical changes.