(n.) The act of giving form or shape to anything; a forming; a shaping.
(n.) The manner in which a thing is formed; structure; construction; conformation; form; as, the peculiar formation of the heart.
(n.) A substance formed or deposited.
(n.) Mineral deposits and rock masses designated with reference to their origin; as, the siliceous formation about geysers; alluvial formations; marine formations.
(n.) A group of beds of the same age or period; as, the Eocene formation.
(n.) The arrangement of a body of troops, as in a square, column, etc.
Example Sentences:
(1) Since fingernail creatinine (Ncr) reflects serum creatinine (Scr) at the time of nail formation, it has been suggested that Ncr level might represent that of Scr around 4 months previously.
(2) The influence of the various concepts for the induction of lateral structure formation in lipid membranes on integral functional units like ionophores is demonstrated by analysing the single channel current fluctuations of gramicidin in bimolecular lipid membranes.
(3) Because cystine in medium was converted rapidly to cysteine and cysteinyl-NAC in the presence of NAC and given that cysteine has a higher affinity for uptake by EC than cystine, we conclude that the enhanced uptake of radioactivity was in the form of cysteine and at least part of the stimulatory effect of NAC on EC glutathione was due to a formation of cysteine by a mixed disulfide reaction of NAC with cystine similar to that previously reported for Chinese hamster ovarian cells (R. D. Issels et al.
(4) The second amino acid residue influences not only the rate of reaction but also the extent of formation of the product of the Amadori rearrangement, the ketoamine.
(5) The purpose of these studies was to better understand the molecular basis of chromosome aberration formation after mitomycin C treatment.
(6) Together these observations suggest that cytotactin is an endogenous cell surface modulatory protein and provide a possible mechanism whereby cytotactin may contribute to pattern formation during development, regeneration, tumorigenesis, and wound healing.
(7) Past imaging techniques shown in the courtroom have made the conventional rules of evidence more difficult because of the different informational content and format required for presentation of these data.
(8) Electron spin resonance studies indicate the formation of two vanadyl complexes that are 1:1 in vanadyl and deferoxamine, but have two or three bound hydroxamate groups.
(9) When the eye was dissected into anterior uveal, scleral, and retinal complexes, prostaglandin D2 was formed in the highest degree in all the complexes, whereas prostaglandin E2 and F2 alpha formation was specific to given ocular regions.
(10) In the case presented, overdistension of a jejunostomy catheter balloon led to intestinal obstruction and pressure necrosis (of the small bowel), with subsequent abscess formation leading to death from septicemia.
(11) The disassembly of the synthetase complex is consistent with the structural model of a heterotypic multienzyme complex and suggests that the complex formation is due to the specific intermolecular interactions among the synthetases.
(12) Chloroquine induced large cytoplasmic vacuoles, whereas the other drugs (quinacrine, 4,4'-diethylaminoethoxyhexestrol, chlorphentermine, iprindole, 1-chloro-amitriptyline, clomipramine) caused formation of lamellated or crystalloid inclusions as usually seen in drug-induced lipidosis.
(13) Immunohistochemical observation of myoepithelial cells with monoclonal antibody from human mammalian cancer suggested that these cells play an important role in the process of glandular ducts formation.
(14) This value is about 30 times higher than the association constant for guanine-cytosine base pair formation under the same experimental conditions.
(15) Anti-human factor V IgG decreased this enhanced thrombin formation in the presence of platelets, indicating that factor V from platelets was playing an important role in thrombin formation.
(16) Aside from these characteristic findings of HCC, it was important to reveal the following features for the diagnosis of well differentiated type of small HCC: variable thickening or distortion of trabecular structure in association with nuclear crowding, acinar formation, selective cytoplasmic accumulation of Mallory bodies, nuclear abnormalities consisting of thickening of nucleolus, hepatic cords in close contact with bile ducts or blood vessels, and hepatocytes growing in a fibrous environment.
(17) Natural tubulin polymerization leads to the formation of hooks on microtubular structures.
(18) The reducing equivalents could be donated by formate or NADH through some segment of the membrane respiratory chain.
(19) This method, which permits a more rapid formation of anastomoses, has been used to form Roux-en-Y jejunojejunostomies without extensive complications in six patients.
(20) It was concluded that the spheno-occipital complex has a close relationship to the skeletal facial pattern and contributes to the facial formation.
Malformation
Definition:
(n.) Ill formation; irregular or anomalous formation; abnormal or wrong conformation or structure.
Example Sentences:
(1) The origin of the aorta and pulmonary artery from the right ventricle is a complicated and little studied congenital cardiac malformation.
(2) Cranial MRI revealed delayed myelination in the white matter but no brain malformation.
(3) These cases show that an examination of the whole neuraxis is as important in patients with midline posterior fossa cysts as it is in patients with developmental syringomyelia or Chiari I malformation.
(4) It was hypothesized that compensatory restraining influences of surrounding soft tissues prevented a more severe facial malformation from occurring.
(5) A neonate without external malformation had undergone removal of a nasopharyngeal mass containing anterior and posterior pituitary tissue.
(6) A retrospective study examined the reactions to the termination of pregnancy for fetal malformation and the follow up services that were available.
(7) We describe 10 patients with cerebral venous thrombosis: two had protein S deficiency, one had protein C deficiency, one was in early pregnancy, and there was a single case of each of the following: dural arteriovenous malformation, intracerebral arteriovenous malformation, bilateral glomus tumours, systemic lupus erythematosus, Wegener's granulomatosis, non-Hodgkin's lymphoma.
(8) It is usually associated with a left superior caval vein draining into the coronary sinus and is frequently part of a complex congenital malformation of the heart.
(9) The question addressed by this study is whether patients with other pharyngeal pouch malformations could also have immunologic abnormalities.
(10) The data of first 1000 first-born, non-malformed, mature (greater than or equal to 2500 g) offspring of participants in the Hungarian "Optimal" Family Planning Programme were evaluated.
(11) Nevertheless, the patterns of chromosomal abnormalities, and consequently that of associated malformations, were related to the different types of renal defects.
(12) Thirty-six lesions imaged as vascular malformations with abnormal vessels or diffusely increased activity.
(13) They constituted 7.3% of all patients with such malformations diagnosed during that period.
(14) Limb abnormalities included lumbar scoliosis, short malformed tibias and fibulas, and polydactyly.
(15) Bidrin treatment of quail embryos results in axial anomalies as well as malformations of the beak and the limbs.
(16) structural malformations, all congenital defects, and all disorders or abnormalities with possible prenatal etiology.
(17) The following examinations could be proposed: in high risk cases determined before pregnancy, a chorionic villus sampling should be done between the 9th and 11th weeks of gestation; in low risk cases such as advanced maternal age, a first trimester chorionic villus sampling or a second trimester amniocentesis could be chosen; in the case of Down's syndrome, warning signs, for example ultrasonographic or biological parameters, a second trimester placental biopsy to relieve the parents' anxiety; in high risk cases such as ultrasonographic malformations, late placental biopsy or cordocentesis.
(18) Orbital hypertelorism, strictly defined as an increase in bony interorbital distance, is not itself an isolated syndrome, but is instead an anomaly that may occur as either part of a syndrome or malformation sequence.
(19) The hand seemed almost normal in 3 cases but these cases seem to represent the variability of the malformation.
(20) There was no evidence for ocular trauma, disease, or vascular malformation by slit-lamp examination and gonioscopy.