(1) The origins of aging of higher forms of life, particularly humans, is presented as the consequence of an evolved balance between 4 specific kinds of dysfunction-producing events and 4 kinds of evolved counteracting effects in long-lived forms.
(2) There is no doubt that new techniques in molecular biology will continue to evolve so that the goal of gene therapy for many disorders may be possible in the future.
(3) An analysis of recent health-policy initiatives and evolving market factors helps to explain some of these observations.
(4) One or more of the followin factors were present in the "high-risk" group: ventricular dysfunction--ejection fraction less than 0.4, preinfarction angina, evolving infarction, recent infarction (less than 2 weeks), and refractory ventricular tachyarrhythmia.
(5) The final tests that evolved from this study are simple to perform, require only 6 mul of the sample per test, and are capable of detecting microgram and, in some cases, nanogram quantities of the product.
(6) The designs of mechanical prostheses have evolved since the early caged-ball prostheses.
(7) An analysis of 54 protein sequences from humans and rodents (mice or rats), with the chicken as an outgroup, indicates that, from the common ancestor of primates and rodents, 35 of the proteins have evolved faster in the lineage to mouse or rat (rodent lineage) whereas only 12 proteins have evolved faster in the lineage to humans (human lineage).
(8) As AIDS developed, the majority of viruses evolved an extended sequence in V1 that was rich in serine and threonine residues and shared similarity with proteins modified by O-linked glycosylation.
(9) The second evolved gradually; many people contributed to its success, including Foulkes, Main and Bridger.
(10) A 24-year-old man from rural Mississippi had a case of California encephalitis (CE) that evolved as a subacute encephalomyelitis.
(11) The immune system has evolved to protect an organism from the pathogens that invade it but the effector mechanisms involved in mediating this protection are potentially lethal to the host itself.
(12) The effect of deferring immediate coronary artery bypass was evaluated in two groups of similar patients having successful direct coronary artery thrombolysis with streptokinase in the treatment of evolving myocardial infarction.
(13) Generally its evolution is slow, but some times they evolve as acute inflammatory processes.
(14) Comparison with similar studies involving B. glabrata seems to indicate that a process of adaptation between S. mansoni and B. tenagophila is evolving, the 2 organisms having reached a high degree of compatibility in a few areas.
(15) We conclude that a single, toxin-activated sodium channel population with low affinity for TTX exists at early stages, whereas a second, high-affinity population evolves with time in primary rat muscle cultures.
(16) This study includes nine patients with a megakaryoblastic crisis in chronic myeloid leukemia (CML), four with acute megakaryoblastic leukemia (AM) and three with myeloid dysplasia later evolving into overt acute leukemia.
(17) Screening studies by sonography, eventually completed by CT, are essential to discover patients with ACKD, to follow them up and propose bilateral nephrectomy if ACKD evolves towards malignancy.
(18) To address the evolving trends in the choice of transabdominal or transcervical chorionic villus sampling (CVS) at a teaching hospital and to evaluate the influence of gestational age on the approach chosen.
(19) Canadian cancer care has evolved under systems of provincial and federal fiscal control and aims to optimize the management of patients within each province.
(20) Yet, in spite of this restriction, the 2-mu plasmid of yeast has evolved an elegant mechanism which can allow it to rapidly amplify its copy number without initiating multiple rounds of replication.
Involved
Definition:
(imp. & p. p.) of Involve
(a.) Same as Involute.
Example Sentences:
(1) In contrast, DNA polymerase alpha, the enzyme involved in chromosomal DNA replication, was relatively insensitive to CA1.
(2) These variants may serve as useful gene markers in alcohol research involving animal model studies with inbred strains in mice.
(3) In 49 cases undergoing systemic lymphadenectomy 32 were found to have glandular involvement, of which both aortic and pelvic nodes were positive in 17 cases (53.1%), aortic nodes positive but pelvic negative in six (18.8%), and pelvic nodes positive but aortic negative in nine (28.1%).
(4) Cellulase regulation appears to depend upon a complex relationship involving catabolite repression, inhibition, and induction.
(5) Clonal abnormalities involving chromosomes 3 and 21 were noted in two patients.
(6) Disseminated CMV infection with multiorgan involvement was evident in 7 of 9 at postmortem examination.
(7) It is concluded that amlodipine reduces myocardial ischemic injury by mechanism(s) that may involve a reduction in myocardial oxygen demand as well as by positively influencing transmembrane Ca2+ fluxes during ischemia and reperfusion.
(8) The rise of malaria despite of control measures involves several factors: the house spraying is no more accepted by a large percentage of house holders and the alternative larviciding has only a limited efficacy; the houses of American Indians have no walls to be sprayed; there is a continuous introduction of parasites by migrants.
(9) Comparison of wild type and the mutant parD promoter sequences indicated that three short repeats are likely involved in the negative regulation of this promoter.
(10) This diagnosis was obscured by the absence of cutaneous, oropharyngeal, and respiratory involvement.
(11) A progressively more precise approach to identifying affected individuals involves measuring body weight and height, then energy intake (or expenditure) and finally the basal metabolic rate (BMR).
(12) It would be fascinating to see if greater local government involvement in running the NHS in places such as Manchester leads over the longer term to a noticeable difference in the financial outlook.
(13) 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.
(14) The secondary leukemia that occurred in these patients could be distinguished from the secondary leukemia that occurs after treatment with alkylating agents by the following: a shorter latency period; a predominance of monocytic or myelomonocytic features; and frequent cytogenetic abnormalities involving 11q23.
(15) In addition to their involvement in thrombosis, activated platelets release growth factors, most notably a platelet-derived growth factor (PDGF) which may be the principal mediator of smooth muscle cell migration from the media into the intima and of smooth muscle cell proliferation in the intima as well as of vasoconstriction.
(16) The present study was therefore carried out to specify further which type of adrenoceptor is involved in lithium-induced hyperglycaemia and inhibition of insulin secretion.
(17) The stages of mourning involve cognitive learning of the reality of the loss; behaviours associated with mourning, such as searching, embody unlearning by extinction; finally, physiological concomitants of grief may influence unlearning by direct effects on neurotransmitters or neurohormones, such as cortisol, ACTH, or norepinephrine.
(18) These results suggest the involvement of SRC in opsin transport.
(19) In many cases, physicians seek to protect themselves from involvement with these difficult, highly anxious patients by making a referral to a psychiatrist.
(20) Epidemiological studies on low risks involve a number of major methodological difficulties.