What's the difference between corneal and corneas?
Corneal
Definition:
(a.) Pertaining to the cornea.
Example Sentences:
(1) By electrophoresis and scanning densitometry, actin was found to constitute about 4% to 6% of the total cellular protein in the human corneal epithelium.
(2) Instead of later renal failure and, of course, mental retardation, it was the histological features of the fetus eyes which permit to diagnose and exhibit both congenital cataract and irido-corneal angle dysgenesis.
(3) A polypotent mechanism of the stimulating effect of fibronectin instillations during all the stages of the reparative process in the corneal tissue was proved.
(4) The advantages of the incision through the pars plana ciliaris are (1) easier approach to the vitreous cavity, (2) preservation of the crystalline lens and an intact iris, and (3) circumvention of the corneal and chamber angle complications sometimes associated with the transcorneal approach.
(5) The dermatan and keratan sulfate-storing diseases have corneal clouding.
(6) 27 had fungal corneal ulcers and seven had bacterial corneal ulcers.
(7) Enzymatic lability does not, however, play as important a role as lipophilicity in the corneal and conjunctival penetration of cycloalkyl and aryl ester prodrugs.
(8) These cells were hypothesized to be the stem cells for the corneal epithelium.
(9) The oblique interface between corneal and scleral stroma determines the appearance of the surgical limbus whose landmarks vary around the circumference of the globe but predictably correlate with structures of the anterior chamber angle.
(10) One hundred cases of histologically proven corneal and conjunctival tumours were extracted from the records at the Princess Alexandra Hospital and from the senior author's private practice in the last ten years.
(11) We have shown that slight modifications of the organ culture environment lead to improvements in corneal morphology.
(12) Antibodies were almost never present in the absence of conjunctival follicles, but their titres were unrelated to the degree of follicular hyperplasia; there was no obvious relationship between the serological findings and corneal lesions.
(13) The results show that fusidic acid passes the corneal aqueous barrier, and twice daily administration of Fucithalmic gives aqueous concentrations comparable with or higher than those seen after recommended systemic administration.
(14) This technique has proved extremely useful in our hands and we suggest that it is a useful alternative in the management of coexistent lenticular and corneal opacification.
(15) PHT, CBZ, VPA, and CZP, SK&F 89976-A and SK&F 100330-A inhibited seizures in corneally kindled rats.
(16) Gas trapping and corneal edema were not observed in uncovered corneas or corneas covered with membrane lenses.
(17) To investigate the effect of steroid hormone on phagocytosis by keratocytes, we investigated the phagocytic activities for latex beads by rabbit corneal keratocytes cultured in the presence and absence of dexamethasone.
(18) The structure of the endothelia, stored for 1, 6, 12, 18 days, was compared to fresh corneal endothelial cells.
(19) 200 patients who were diagnosed to have bacterial conjuntivitis (111 cases), corneal ulcers (39 cases), dacryocystitis (34 cases) or infections of the eyelids (16 cases) at the ophthalmology department of our university were taken as the patient group and there were 100 normal people in the control group.
(20) HRP-labeled corneal afferent somata were located in the dorsal part of the ophthalmic region of the ipsilateral trigeminal ganglion.
Corneas
Definition:
(pl. ) of Cornea
Example Sentences:
(1) Displacement of the surface of the cornea of bovine eyes after disruption of intact structures was investigated by means of holographic interferometry.
(2) The patient, a 12 year-old boy, showed a soft white yellowish mycotic excrescence with clear borders which had followed the introduction of a small piece of straw into the cornea.
(3) Increased amounts of laminin in the basal epithelium of the cornea and of collagen type III in the stroma and subepithelial components of the stroma were observed.
(4) We report on a membrane inflation method of wound spreading in intact human corneas using the Baribeau Micronscope.
(5) When 5 corneas with quiescent HSK were cultured in vitro, 3 again became HSV antigen positive.
(6) Corneas of bullfrog (Rana catesbeiana) were mounted between lucite chambers.
(7) The eye is of the closed vesicle type and is composed of retina, cornea, vitreous body, lens and optic nerve.
(8) The steps in the model are the drug elimination rate in the precornea and anterior chamber, the rate of drug dissolution, the rate of drug penetration into the cornea, and the rate of drug transport into the aqueous humor.
(9) Gas trapping and corneal edema were not observed in uncovered corneas or corneas covered with membrane lenses.
(10) Since lymphocytic cells in intimate contact with degenerating keratocytes have previously been identified in the cornea, these observations provide a basis for the view that cell-mediated immunopathogenesis is involved in the etiology of herpetic stromal keratitis.
(11) Lactate dehydrogenase (LDH) levels and subunit isozyme patterns in cornea were monitored in 36 albino rabbits wearing thick, rigid, gas-permeable contact lenses for periods of 24 h, 2 and 7 days, and 1 and 3 months.
(12) Calculations of energies of activation, taken from Arrhenius plots, indicate that the diffusion of drug across the cornea may be by two different mechanisms that depend on the physical-chemical characteristics of the perfusant.
(13) The mean in the newborn-to-6-month-old group was 47.59 D; in the 12-18-month-old group it had decreased to 45.56 D. The cornea appears to stabilize at about 54 months, with an average reading of 42.69 D. Evaluation of 11 eyes diagnosed as having persistent hyperplastic primary vitreous revealed that eyes with this diagnosis generally have steeper corneas than normal eyes at any given age.
(14) There was no significant difference in the wound-healing rate, but at 36 hours there was a reduction in wound-healing rate of the excimer ablated corneas.
(15) More importantly, this study reports the first detection of LAT in RNA extracted from 9% of corneas from latently infected rabbits (n = 22) by the polymerase chain reaction.
(16) Cat corneas were stored at refrigerator temperatures in M-K medium (TC-199, 5% dextran), modified M-K medium (TC-199, 1% chondroitin sulfate), or on the intact globe in moist chambers for intervals of one to nine days.
(17) Pterygia, triangular sheets of fibrovascular tissue that invade the cornea, have recurrence rates of 30% to 50% with currently available surgical procedures.
(18) Rabbit corneas grown in organ culture (24 well plate) were inoculated topically with 50 microliters (5 x 10(5) pfu) of different ocular adenoviral serotypes (ATCC and clinical isolates).
(19) A recipient cornea gradually developed wrinkling and opacification in Bowman's layer following an uneventful myopic epikeratoplasty.
(20) In neurological diseases the hyposensitivity could include the cornea, conjunctiva and lid margin.