(a.) Flowing together; meeting in their course; running one into another.
(a.) Blended into one; growing together, so as to obliterate all distinction.
(a.) Running together or uniting, as pimples or pustules.
(a.) Characterized by having the pustules, etc., run together or unite, so as to cover the surface; as, confluent smallpox.
(n.) A small steam which flows into a large one.
(n.) The place of meeting of steams, currents, etc.
Example Sentences:
(1) In group III, multiple confluent ulcers were produced in the cheek pouch on one side, with a single ulcer in the contralateral cheek pouch; no drug was applied, and the tissues were prepared for histology.
(2) The proteins that were increased or decreased in rate of synthesis as B103 cells became confluent were in general not the same proteins that were increased or decreased in rate of synthesis as B9 cells reached confluence, indicating that most of the changes do not reflect growth control responses common to all cells.
(3) Confluent monolayers of capillary endothelial cells derived from Mongolian gerbil brain were irradiated with a single exposure of x-rays, and their radiosensitivity and sequential changes in morphology, staining intensity for factor VIII-related antigen (F VIII RAg), and capacity to produce prostacyclin (PGI2) were examined.
(4) Immunofluorescence and immunoelectronmicroscopy experiments demonstrated that while tight junctions demarcate PAS-O distribution in confluent cultures, apical polarity could be established at low culture densities when cells could not form tight junctions with neighboring cells.
(5) This demonstrated that 24 infants had adequate-sized right and left pulmonary arteries (19 confluent, 5 nonconfluent).
(6) The effects of coronary reperfusion on the uptake of digoxin by ischemic myocardium were studied in 17 open chest dogs undergoing anterior wall infarction produced by snaring confluent branches of the left coronary arterial system.
(7) Exposure of confluent UMR-106 cells to PTH (10(-9)-10(-7) M) induced a concentration-related stimulation of the Na-dependent Pi transport (NaPiT).
(8) Development of normal haematopoiesis was effective in spite of poor stromal cell development--a confluent adherent layer as classically described in serum conditions was never achieved.
(9) The increase in Con A fiber-binding seems to be specific for EGF, since it was not observed in response to insulin, prostaglandin F2alpha or a higher serum concentration, which also initiate cell devision of confluent quiescent 3T3 cells.
(10) The results indicate that in confluent cultures, cells with high GGT activities have significantly higher cellular GSH content, and a linear correlation exists between the glutathione content and the logarithm of the GGT activity.
(11) We report here that dimethylsulfoxide (DMSO): suppresses radiation-induced transformation in vitro, even when DMSO treatments begin as late as 10 days post-irradiation (when cells are in the confluent, stationary phase of growth); inhibits the 12-O-tetradecanoylphorbol-13-acetate (TPA) enhancement of radiation-induced transformation in vitro; does not affect the expression of transformed cells as foci (when surrounded by non-transformed cells); and may be affecting radiation-induced transformation through its solvent properties (i.e.
(12) Epidermal growth factor added to cultures on solid or porous supports caused proliferation of epithelial-type cells to give a confluent monolayer but did not increase the expression of differentiated function.
(13) The effects of confluent holding recovery on survival, chromosomal aberrations, and progression through the life cycle after subculture of human diploid fibroblasts X-irradiated during density inhibition of growth have been examined.
(14) To examine the molecular traffic and sites of metabolism of PAF released in the vascular wall, we used a coculture system in which endothelial cells are grown on micropore filters suspended over confluent cultures of vascular smooth muscle cells.
(15) Confluent monolayers of the fibroblasts were grown in petri dishes.
(16) Primary rat astrocyte cultures were used to isolate a macrophage population that does not adhere to the confluent glial cells.
(17) Seropositive patients tended to have lower serum aspartate aminotransferase, gamma-globulin, and bilirubin levels than seronegative counterparts, and they did not have histologic features of confluent necrosis at initial assessment.
(18) Adenosine deaminase (ADA) activity was localized at the surface membrane of the mouse C-1300 neuroblastoma by incubation of a confluent tissue culture monolayer grown on Lux-Permanox cultureware with 6-chloropurine ribonucleoside (CPR).
(19) In confluent normal human skin fibroblasts, dNTP pool size was quantitated by the formation of [3H]TTP from [3H]thymidine; DNA repair was examined by repair replication in cultures irradiated with UV light.
(20) Non-confluent monolayers of HeLa cells were treated with various concentrations (10(-5)-10(-8) M) of dithranol or butantrone for 45 min.
Feeder
Definition:
(n.) One who, or that which, gives food or supplies nourishment; steward.
(n.) One who furnishes incentives; an encourager.
(n.) One who eats or feeds; specifically, an animal to be fed or fattened.
(n.) One who fattens cattle for slaughter.
(n.) A stream that flows into another body of water; a tributary; specifically (Hydraulic Engin.), a water course which supplies a canal or reservoir by gravitation or natural flow.
(n.) A branch railroad, stage line, or the like; a side line which increases the business of the main line.
(n.) A small lateral lode falling into the main lode or mineral vein.
(n.) A strong discharge of gas from a fissure; a blower.
(n.) An auxiliary part of a machine which supplies or leads along the material operated upon.
(n.) A device for supplying steam boilers with water as needed.
Example Sentences:
(1) The early absolute but transient dependence of these A-MuLV mast cell transformants on a fibroblast feeder suggests a multistep process in their evolution, in which the acquisition of autonomy from factors of mesenchymal cell origin may play an important role.
(2) In cultures of medium ML-15 containing a feeder layer of Dog Sarcoma (DS) cells larvae successfully moulted and showed a small but significant increase in length.
(3) Type II cells cultured on floating feeder layers in medium containing 1% CS-rat serum and 10(-5) M hydrocortisone plus 0.5 mM dibutyryl cyclic AMP exhibited significantly increased incorporation of [14C]acetate into total lipids (238% of control).
(4) Dopamine, 5-hydroxydopamine (5-OHDA), 6-hydroxydopamine (6-OHDA), 5-hydroxytryptamine (5-HT), 5,6-dihydroxytryptamine (5,6-DHT) and 5,7-dihydroxytryptamine (5,7-DHT) killed the parasites in vitro, using a fibroblast feeder layer cell culture system, in four to 48 hours at concentrations of 10(-5)-10(-7) M. The 5-OHDA, 6-OHDA, 5,6-DHT and 5,7-DHT were also effective in vivo when tested by intraperitoneal injection of infected mice.
(5) This feeder cell system is proposed as an in vitro model for epithelial wound healing.
(6) Because ammocoetes are burrowing filter feeders, this startle behavior results in rapid withdrawal of the head into the burrow.
(7) This feeder layer technique is very simple and flexible and could have wide applicability.
(8) It turned out to require additional stimulation by hemopoietic feeder cells: by irradiated marrow cells and spleen cells if they possess megakaryocytes and platelets or by platelets from the blood.
(9) Keratinocytes were plated onto tissue culture dishes using one of three basic serum-free media protocols; a) with no feeder layer in keratinocyte growth medium (KGM); b) onto mitomycin C-treated 3T3 mouse embryo fibroblasts; or c) onto mitomycin C-treated dermal human fibroblasts.
(10) The alginate matrix permits efficient cloning in limited incubator space, without the use of a feeder layer, and with minimal amount of medium.
(11) Obliteration of the AVM was accomplished by therapeutic embolization with placement of coils or balloons in the feeder vessels.
(12) MCBFV in MCA on the feeder side was statistically significant higher in those patients with large AVM (greater than 4 cm) size (p less than 0.01).
(13) Usually it is not possible to cure DAVMs by embolization alone: the approach now used for the main feeders arising from branches of the internal carotid and vertebral arteries is inadequate.
(14) One hundred fifty feeder steers (mean body weight, 195 kg) were assigned to 1 of 3 transport groups and were deprived of feed and water (fasted) for 24 hours.
(15) The day of the experiment a microdialysis probe was inserted in the prefrontal cortex (PFC) of the rats and dialysates were collected every 20 minutes while the light and the feeder were off.
(16) The application of argon blue-green laser treatment at 0.1 watt for 60 seconds at two adjacent points on a feeder vessel was found to give rise to permanent vascular occlusion without causing complications.
(17) Whereas the cells from one patient formed colonies in the absence of exogenous stimuli, the cells from others were dependent on the addition of feeder leukocytes plus IL 2.
(18) Control CFU-GMs were also inhibited when they were cultured over feeder layers containing patients' BM cells (P less than .001).
(19) Such are the employability benefits associated with a Cambridge education that increasing numbers are sending their children to the various “ feeder schools ” around the city to boost their chances of a successful application.
(20) In the flocks included in the necropsy survey, annual mortality among adult and feeder sheep was estimated to be three percent.