(a.) Of or pertaining to the amnion; characterized by an amnion; as, the amniotic fluid; the amniotic sac.
Example Sentences:
(1) No respiratory-distress syndrome of the newborn occurred when total amniotic-fluid cortisol was greater than 60 ng per milliliter (16 patients).
(2) 65% of the cAMP injected into the amniotic fluid of 2 monkeys remained after 1 hour.
(3) To assess the role of amniotic fluid (AMF) in the maintenance of pregnancy, immunosuppressive effects of AMF were studied in vivo, and the mechanisms of suppressor activity were analyzed immunologically in vitro in the rat.
(4) Using a simple fluorometric assay for alpha-glucosidase activity of cultured amniotic cells, we have monitored two pregnancies from families at risk for Pompe's disease.
(5) These results suggest that demonstration of leukoattractants in amniotic fluid is an earlier and more sensitive predictor of chorioamnionitis than is presently available.
(6) Detectable antibiotic levels were present in umbilical blood and amniotic fluid within 15 min of maternal administration.
(7) Tay-Sachs disease was diagnosed prenatally on the basis of enzyme assays and the electrophoretic pattern of extracts made from cultured amniotic fluid cells.
(8) Although sound pressure levels are high, they are probably reduced before reaching the cochlea of the fetus because of the surrounding amniotic fluid and the fluid in the middle ear.
(9) Amniotic fluid was retrieved by amniocentesis from 148 women: patients at term with and without labor, patients with preterm labor with and without intraamniotic infection, and women in the second trimester of pregnancy.
(10) Insulin-like growth factor-binding proteins (IGFBPs) in rat serum, lymph, amniotic fluid and cerebrospinal fluid (CSF), and in rat cell-conditioned media were characterized using a combination of gel-permeation chromatography, Western immunoblots and Western-ligand analysis.
(11) With the dosage applied, minimum concentrations required for the inhibition of many organisms causing intrauterine infections were reached in maternal and fetal plasma and in amniotic fluid.
(12) Thermistors were placed in the fetal aorta, two different sites in the amniotic fluid, and in a maternal artery.
(13) We assayed inorganic sulfate by ion chromatography in 49 amniotic fluid samples from pregnancies of 14 to 38 weeks gestation.
(14) 83 women aborted within 24 hours; 6 women who had not aborted within 24 hours were given Pitocin in order to stimulate contractions; the amniotic fluid was bloody in 2 patients, and the procedure was termianted; 1 patient did not respond at all to the procedure initially, but returned in 1 week and had a successful abortion at that time.
(15) 1)"Nomal secundinae" or "physiological leucocytosis at ruptured chorionic membranes": there are but a few cases (3 to 5%) of amniotic infection syndroms or morphological signs of an aspiration of infected amniotic fluid and fetal sepsis.
(16) The low-molecular-mass insulin-like growth factor-binding protein (IGF-BP) and placental protein 12 (PP12) are identical proteins that are present in human serum, amniotic fluid, secretory endometrium and decidua.
(17) All patients with microbial invasion of the amniotic cavity had complications.
(18) The composition of amniotic fluid was found to vary in dependence on storage conditions.
(19) Mouse amniotic fluid was shown to contain a noncytotoxic inhibitor of primary gammaM and secondary gammaM, gammaG subclass splenic plaque forming cells in vitro to SRBC.
(20) Intra-amniotic infection (six of 16 versus 26 of 120) and endometritis (four of ten versus three of 94) were significantly more common in group B streptococcus patients.
Amphibian
Definition:
(a.) Of or pertaining to the Amphibia; as, amphibian reptiles.
(n.) One of the Amphibia.
Example Sentences:
(1) Measurements of acetylcholine-induced single-channel conductance and null potentials at the amphibian motor end-plate in solutions containing Na, K, Li and Cs ions (Gage & Van Helden, 1979; J. Physiol.
(2) Representative specimens from two classes of Vertebrata Sub-Phyllum, Bufo paracnemis (amphibian) and Gallus domesticus (avian) were made anemic by phenylhydrazine treatment.
(3) The auditory function of the sacculus in amphibians is confirmed and special attention is paid to functional heterogeneity of the receptor epithelium in the saccular maculae.
(4) Both tympanic and nontympanic pathways of sound reception are utilized by anuran amphibians.
(5) Recent interest has focused on endogenous cardiac glycosides, some progesterone derivatives (pregnanes) and the amphibian bufodienolides.
(6) The neotenic urodelan amphibian species model represents actually the only model in which the coexistence of larval (or neonatal) and adult heavy chains is maintained throughout life in adults.
(7) In terms of their chemical structures as well as the potency and efficacy with which they alter acinar cell function, the amphibian peptides plus CCK-OP can be grouped into three pairs: caerulein with CCK-OP, bombesin with litorin, and physalaemin with eledoisin.
(8) The same membrane specialization was noted in a previous study of amphibian myoneural junctions, and it was proposed then that the granular elements represent ACh receptor molecules.
(9) In relation to the human class I enzyme, the amphibian protein has residue identities exactly halfway (68%) between those for the corresponding avian enzyme (74%) and the human class III enzyme (62%), suggesting an origin of the alcohol dehydrogenase classes very early in or close to the evolution of the vertebrate line.
(10) The four hosts (Mollusc -- Crustacean -- Odonat -- Amphibian) are obligatory in the life cycle for it is impossible to infect the Insects directly with the cecariae or the frog (tadpoles as well as adults) with the mesocercariae.
(11) Sections of Rat and Amphibian adrenocortical tissue fixed in a mixture of 1% formaldehyde and 0.25% glutaraldehyde, are incubated in a medium containing namely a 3 beta-hydroxysteroid (substrate), NAD, potassium ferricyanide (hydrogen acceptor) and copper sulfate.
(12) The results confirm observations that different amphibian species react in different ways to activating chemicals.
(13) The role of mitochondria has not yet been conclusively established, but is suggested by several lines of evidence, particularly in amphibian hearts.
(14) The subcellular responses of amphibian adrenocorticotropic (ACTH) and thyrotropic (TSH) pituitary cells to the in vivo administration of ovine corticotropin-releasing factor was investigated.
(15) Using material on the evolution of the fundus of the oral cavity in amphibians, four principles were established for the origin of heterochronia: efficiency of ontogenesis; adaptability of an earlier (than in ancestors) beginning for functioning of traits; loss of the adaptive significance of a trait at a previous stage, but a preservation of it at a subsequent stage; and, a prolongation of the adaptive significance of a trait at later stages.
(16) While it is believed that the effect of ethanol on human renal water homeostasis is indirect, amphibian membrane experiments have demonstrated direct effects albeit at high concentrations.
(17) In the tetraploid amphibian Odontophrynus americanus the selective precipitation of vitellogenin by Mg2+ from plasma treated with ethylene diaminetetraacetic acid (EDTA) or ethylene bis (oxyethylenenitrilo)-tetraacetic acid (EGTA) is a pH-dependent phenomenon.
(18) The early amphibian embryo provides an attractive model for the in vivo analysis of cell interactions with extracellular matrix components.
(19) In this manner, the first terminal structures of three non-mammalian alcohol dehydrogenases were determined, demonstrating the presence of N-terminal acetylation in these piscine, amphibian, and avian enzymes.
(20) There is clearly an MHC in amphibians and birds with many characteristics like the MHC of mammals (a single genetic region encoding polymorphic class I and class II molecules) and evidence for polymorphic class I and class II molecules in reptiles.