(n.) The organ formed by the combination or union into one body of stem and leaf, and often bearing the fructification; as, the frond of a fern or of a lichen or seaweed; also, the peculiar leaf of a palm tree.
Example Sentences:
(1) Ependymal cells developed luminal fronds that projected into the ventricle and the subpial glia displayed a very subtle gliosis in the form of thin multi-laminated processes.
(2) BPV-4 DNA was present in the residual papillomatous fronds of the renal cancer, but was absent from the carcinoma proper and for the splenic metastasis.
(3) Having reviewed 47 cases of vascular malformations of the stomach and duodenum, we propose an endoscopic classification for these lesions: Pattern I (flat or slightly protruded, bright red lesions with frond-like margin) is the most usual form of presentation.
(4) Carbon dioxide laser photocautery was used successfully intraocularly in human patients to seal fibrovascular fronds and retinal tears at the time of vitrectomy.
(5) "Fronds," characterized by contrast within the interstices of the lesion, were seen in three malignant lesions.
(6) Posterior or to this frond of neovascularization, intertwining intraretinal telangiectasia was observed.
(7) At its margin abutting the central fibrous body the atrioventricular (A-V) node exhibited numerous fronds and outcroppings, some forming loop connections from one part of A-V node to another.
(8) The stems of corn, millet, sugar cane and the banana leaf frond excite some clinical and pathological effects in the rabbit's eye when implanted either into the anterior chamber (AC) or subconjunctivally.
(9) Substance P was most abundant in the subintimal portion of the membrane, with occasional filaments coursing via synovial fronds to the intimal portion.
(10) Palm tree climbers use jigs which are woven from palm fronds.
(11) Management depends on a high degree of suspicion, and a sonogram is useful to visualize the papillary fronds in the cysts.
(12) Photograph: Phil Gates I turned over a frond and saw the long, slit-like rows of spores, then searched under a rocky overhang for signs of germination.
(13) There is then no further increase in frond number for 3 to 4 weeks, although DNA, RNA and protein synthesis continue at decreased rates and starch accumulates in the plants.
(14) Bacteria-free cultures of Spirodela oligorrhiza continue to increase in frond number for 2 to 3 days after transfer to darkness.
(15) Four argon laser techniques have been evaluated in the eradication of diabetic disk neovascularization: focal (nonfeeder) photocoagulation, feeder-frond photocoagulation alone, panretinal photocoagulation alone, and feeder-frond treatment combined with panretinal photocoagulation.
(16) During the day, under leafy huts, women learned to weave pandanus fronds and men crafted didgeridoos.
(17) A fluorescein-angiography displayed six years after the trauma a large neovascular frond and intraretinal neovascular network.
(18) However, only five of these were easily detectable in steady-state mRNA isolated from roots of the same plants, and the relative expression of each gene varied between the roots and the fronds.
(19) Amongst the other 10 women there were intratubal adhesions (n = 2), fronds attached to mucosal folds (n = 4), irregular blood vessels in mucosal folds (n = 2), unusual mucosal folds (n = 3) and black 'spots' within mucosal folds (n = 3).
(20) Thrombosis was associated with a delay in the growth and maturation of NV fronds, which resumed after reperfusion.