(a.) Resembling salt; -- said of certain binary compounds consisting of a metal united to a negative element or radical, and now chiefly applied to the chlorides, bromides, iodides, and sometimes also to the fluorides and cyanides.
(n.) A haloid substance.
Example Sentences:
(1) In poisoning with haloid-alkyls dithiol antidotes (unithiol, mecaptide, BAL) and other drugs proved ineffective.
(2) The results of preclinical trials of 28 new compounds of haloid-containing sulfamidobenzamides with low toxicity are presented.
(3) This paper gives a review of published data about physiological and biochemical aspects of the toxic effect of oxygen, ozone, hydrogen peroxide, nitrogen oxide and haloid-containing disinfectants on the human body.
(4) Out of the chemical tested, five haloid-containing agents, primarily oxidative agents, showed the largest spectrum of antimicrobial action and highest bactericidal effect.
(5) In poisoning animals with various aliphatic series haloid-hydrocarbons (LK99 and LD99) free cysteine was found to be a group antidote in rats poisoned with monohaloid-hydrocarbons.
(6) It was established that the therapeutic activity of cystein depends not on the nature of haloid and double bonds, but on the number of the haloid atoms in a molecule, the length, ramification and nature of the radical.
(7) In respect to the phosphate acceptor the enzyme showed sharp specificity: it used as a substrate only thymidine, deoxyuridine and its derivatives, substituted at the 5-th position by haloid group.
(8) Anthelminthic properties of new series of haloid-containing benzamides have been studied.
(9) These results give a possibility to propose that neutrophil MPO can have a certain significance in muscle tissue damage by haloid joining to plasmalemma proteins.
Hyaloid
Definition:
(a.) Resembling glass; vitriform; transparent; hyaline; as, the hyaloid membrane, a very delicate membrane inclosing the vitreous humor of the eye.
Example Sentences:
(1) During the latest phase the periequatorial material is vanishing, the hyaloid capillaries disappear, the density of the posterior granular substance decreases.
(2) It is likely that the spontaneous and long-lasting haemorrhage in the lens had been caused by rupture of the anterior end of the hyaloid artery attached to the posterior lens surface and had occurred in the late prenatal or early postnatal period.
(3) Fluorescein angiography of a cyst of the hyaloid system shows leakage from the hyaloid vessels.
(4) Our results show that there are at least two principal sites of laminin B1 mRNA synthesis: (a) the hyaloid vessels and the lens during the period of major axonal outgrowth, and (b) the retinal ganglion cells at later development stages.
(5) An analysis of 54 cases of ARD, and a PRD control group, revealed that retraction of the posterior vitreous hyaloid was more severe in the aphakic eyes.
(6) During the follow-up, the detached posterior hyaloidal membrane appeared to have collapsed on the anterior retina in concertina-like folds.
(7) The vasa hyaloidea propria and tunica vasculosa lentis are small branches of the hyaloid artery which fill the primary vitreous.
(8) We report on a patient with oculo-dento-osseous dysplasia and bilateral persistence of the hyaloid system.
(9) The well-developed hyaloid artery is identifiable ultrastructurally as an arteriole consisting of a nonfenestrated intima, a multilayered smooth muscular media, a connective tissue adventitia, and a perivascular sheath.
(10) The time of the complete disappearance of the hyaloid artery varied considerably in individual monkeys; remnants of the hyaloid artery were often present on the disc (Bergmeister's papilla) in adult life.
(11) The formation of the glial sheath of the hyaloid artery also appears to be a consequence of traction from the primary vitreous.
(12) The mechanism proposed for the passage of ghost cells to the anterior chamber is through a defect in the anterior hyaloid face, created as the vitreous liquefies and degenerates.
(13) Is this not done, blood will eventually enter the vitreous gel through holes that develop in the posterior hyaloid membrane.
(14) A 22-year-old woman presented with nasal dragging of the disc and nasal ectopia of the macula due to persistent hyaloid vessels.
(15) The contours of FG and FD show that they leave predominantly by diffusion into the posterior chamber, encountering only a minor barrier at the anterior hyaloid membrane.
(16) This method, which combines a lens fixation procedure with trans pars plana vitrectomy techniques to ensure safe manipulation of the lens implant in the absence of an intact anterior hyaloid face, is ideally suited for retrieval and repositioning of PC-IOLs dislocated into the vitreous.
(17) A posterior vitreous separation with subsequent vascularization of the posterior hyaloid face occurs early in the course of the disease process and is coincident with the development of maculopathy and schisis cavities.
(18) The embryonic fissure extends into the optic stalk which connects the cavity of the optic vesicle with the cavity of the neural canal; the hyaloid artery penetrates into the optic cup through the embryonic fissure.
(19) This technique has been most helpful in diabetics who have an attached posterior hyaloid.
(20) High-resolution contact B-scan echographic imaging of the ciliary body and peripheral retina was performed on five eyes with anterior hyaloidal fibrovascular proliferation and media opacity by means of a wide (58 degrees) scanning arc.