(1) This time-dependent DNA fragmentation was probably endonucleolytic cleavage (a feature of apoptosis) as characteristic nucleosomal ladders were produced by N-(5,5-diacetoxypentyl)doxorubicin treatment in a cotemporal time-dependent fashion.
(2) Here we review the data pertaining to a model that has been proposed to account for the participation of PKC as a molecular signal for cotemporal synaptic input during associative learning.
(3) Both actin and ABP-120 were incorporated into the cytoskeleton at 30-40 seconds following stimulation, which is cotemporal with the onset of pseudopod extension during stimulation of amoebae with chemoattractants.
(4) The response to T3 occurred in fully defined culture medium and was independent of the presence or absence of hypothyroid rat serum, corticosterone, or insulin, and cellular ATP was unaffected by T3 in concentrations up to 2 x 10(-7) M. The findings document that adult rat hepatocytes in primary monolayer culture respond directly to thyroid hormone; the increases in respiration and NaK-ATPase activity elicited by T3 were cotemporal and apparently coordinate.
Exist
Definition:
(v. i.) To be as a fact and not as a mode; to have an actual or real being, whether material or spiritual.
(v. i.) To be manifest in any manner; to continue to be; as, great evils existed in his reign.
(v. i.) To live; to have life or the functions of vitality; as, men can not exist water, nor fishes on land.
Example Sentences:
(1) One hundred and twenty-seven states have said with common voice that their security is directly threatened by the 15,000 nuclear weapons that exist in the arsenals of nine countries, and they are demanding that these weapons be prohibited and abolished.
(2) The only other evidence of Kopachi's existence is the primary school near the memorial.
(3) 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.
(4) It has recently been suggested that procaine penicillin existed in solution in vitro and in vivo as a "procaine - penicillin" complex rather than as dissociated ions.
(5) The data suggest that major differences may exist between ruminants and non-ruminants in the response of liver metabolism both to lactation per se and to the effects of growth hormone and insulin.
(6) The obvious need for highly effective contraception in women with existing disorders of glucose metabolism has led to a search for oral contraceptive (OC) regimens for such women that are efficient but without unacceptable metabolic side effects.
(7) These results are discussed in relation to the possible existence of enzyme-bound intermediates of nitrogen fixation.
(8) Psychiatry unlike philosophy (with its problem of solipsism) recognizes the existence of other minds from the nonverbal communication between doctor and patient.
(9) Over the past decade the use of monoclonal antibodies has greatly advanced our knowledge of the biological properties and heterogeneity that exist within human tumours, and in particular in lung cancer.
(10) This suggests that a physiological mechanism exists which can increase the barrier pressure to gastrooesophageal reflux during periods of active secretion of the stomach, as occurs in digestion.
(11) After four years of existence, many evaluations were able to show the qualities of this system regarding root canal penetration, cleaning and shaping.
(12) The authors conclude that H. pylori alone causes little or no effect on an intact gastric mucosa in the rat, that either intact organisms or bacteria-free filtrates cause similar prolongation and delayed healing of pre-existing ulcers with active chronic inflammation, and that the presence of predisposing factors leading to disruption of gastric mucosal integrity may be required for the H. pylori enhancement of inflammation and tissue damage in the stomach.
(13) Elongation of existing RNA primers by the human polymerase-primase was semi-processive; following primer binding the DNA polymerase continuously incorporated 20 to 50 nucleotides, then it dissociated from the template DNA.
(14) Richard Hill, deputy chief executive at the Homes & Communities Agency , said: "As social businesses, housing associations already have a good record of re-investing their surpluses to build new homes and improve those of their existing tenants.
(15) The relative strength of the progressions varies with excitation wavelength and this, together with the absence of a common origin, indicates the existence of two independent emitting states with 0-0' levels separated by either 300 or 1000 cm-1.
(16) Participants were selected from existing classes forming a weight training, aerobic exercise and activity control group.
(17) Neurotensin (NT) is an endogenous brain tridecapeptide for which high affinity binding sites exist in the central nervous system.
(18) These results are interpreted in terms of the accessory binding site theory of Ariëns, and suggest the existence of different accessory binding sites on the Ascaris GABA receptor.
(19) Achilles tendon overuse injuries exist as a spectrum of diseases ranging from inflammation of the paratendinous tissue (paratenonitis), to structural degeneration of the tendon (tendinosis), and finally tendon rupture.
(20) Little difference exists between the proportion of programs that offer training in first-trimester techniques and the proportion that train in second-trimester techniques.