(a.) Of or pertaining to the root; proceeding directly from the root.
(a.) Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate sources, to the principles, or the like; original; fundamental; thorough-going; unsparing; extreme; as, radical evils; radical reform; a radical party.
(a.) Belonging to, or proceeding from, the root of a plant; as, radical tubers or hairs.
(a.) Proceeding from a rootlike stem, or one which does not rise above the ground; as, the radical leaves of the dandelion and the sidesaddle flower.
(a.) Relating, or belonging, to the root, or ultimate source of derivation; as, a radical verbal form.
(a.) Of or pertaining to a radix or root; as, a radical quantity; a radical sign. See below.
(n.) A primitive word; a radix, root, or simple, underived, uncompounded word; an etymon.
(n.) A primitive letter; a letter that belongs to the radix.
(n.) One who advocates radical changes in government or social institutions, especially such changes as are intended to level class inequalities; -- opposed to conservative.
(n.) A characteristic, essential, and fundamental constituent of any compound; hence, sometimes, an atom.
(n.) Specifically, a group of two or more atoms, not completely saturated, which are so linked that their union implies certain properties, and are conveniently regarded as playing the part of a single atom; a residue; -- called also a compound radical. Cf. Residue.
(n.) A radical quantity. See under Radical, a.
(a.) A radical vessel. See under Radical, a.
Example Sentences:
(1) In conclusion, the efficacy of free tissue transfer in the treatment of osteomyelitis is geared mainly at enabling the surgeon to perform a wide radical debridement of infected and nonviable soft tissue and bone.
(2) The hypothesis that proteins are critical targets in free radical mediated cytolysis was tested using U937 mononuclear phagocytes as targets and iron together with hydrogen peroxide to generate radicals.
(3) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
(4) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
(5) Flow cytometric DNA analysis was performed on both fresh and on paraffin embedded samples obtained by gastroscopic biopsies in 5 patients with histologically normal gastric mucosa (20 specimens) and by radical gastrectomies in 9 cases of human gastric cancer (36 specimens).
(7) Residual cancer was found in the radical prostatectomy specimen in 11 of the 29 stage-A1 patients (38%) and in 66 of the 86 stage-A2 patients (77%).
(8) This may be due to DMSO's ability to scavenge free radicals.
(9) A more radical surgery is recommended but with the limitation that the operative method must be adapted to the operative finding.
(10) The present study explored the possibility that SOD-mimics such as desferrioxamine-Mn(III) chelate [DF-Mn] or cyclic nitroxide stable free radicals could protect from O2-.-independent damage.
(11) Treatment modalities included: partial temporal bone resection, subtotal temporal bone resection, total temporal bone resection, radical mastoidectomy followed by radiation therapy, radiation therapy alone, and chemotherapy.
(12) Leaders of Tory local government are preparing radical proposals for minimum 10% cuts in public spending in the search for savings.
(13) Plays like The Workhouse Donkey (1963) and Armstrong's Last Goodnight (1964) were staged in major theatres, but as the decade progressed so his identification with the increasingly radical climate of the times began to lead away from the mainstream theatre.
(14) 78% of the recurrences were seen two years postoperatively and 27% were asymptomatic; 10% underwent radical operation, 27% palliative operation and 63% conservative treatment.
(15) The kinetics of bimolecular decay of alpha-tocopheroxyl free radicals (T) was studied by ESR mainly in ethanol and heptanol solvents.
(16) While the correlations between speed and accuracy reversed over time, the abnormal vision group began and ended at the most extreme levels, having undergone a significantly more radical shift in this regard.
(17) NPR reported that investigators have not found telltale signs associated with Islamist radicalization , such as a change in mosques or abrupt shifts in behavior or family associations.
(18) The second triplet, which was stable in the dark at 4.2 K following illumination, was assigned to the radical pair Donor+I-.
(19) It may be due to relative nonreactivity of ascorbic acid free radical that free radical chain reactions, found commonly in radical chemistry, do not occur in the scavenging reaction by ascorbic acid.
(20) The free radical scavengers mannitol, thiourea, benzoate, and 4-methylmercapto-2-oxobutyrate protected either native cells exposed to H2O2 or pretreated hepatocytes exposed to H2O2 and given ferric or ferrous iron.
Radix
Definition:
(n.) A primitive word, from which spring other words; a radical; a root; an etymon.
(n.) A number or quantity which is arbitrarily made the fundamental number of any system; a base. Thus, 10 is the radix, or base, of the common system of logarithms, and also of the decimal system of numeration.
(n.) A finite expression, from which a series is derived.
(n.) The root of a plant.
Example Sentences:
(1) The result showed that five drugs, including anti-HBV-I, anti-HBV-II, Radix Astragali Co., Rhizoma Curculiginis Co. and 518BII-A-6 are promising anti-HBV drugs.
(2) Ablation of the superior cervical ganglion or severance of the radix autonomica resulted in the loss of catecholamine staining in the pterygopalatine ganglion and the gland.
(3) LH-RH nerve processes terminated mainly in the infurdibular radix within an elliptical zone surrounding the bases of the infundibular recessus.
(4) Three days after delivery a healthy looking newborn with a hypoplastic left heart syndrome died within 15 min due to a thrombosis in the radix aortae.
(5) However, thyroidization makes the mice less sensitive to the dosage change of Radix et Rhizoma Rhei, while the mice weakened by tabazole administration show the reverse reaction.
(6) An attempt was made to isolate the active component which exhibits an improving effect on renal function from Salviae Miltiorrhazae Radix (Chinese crude drug).
(7) The earlist abnormality appearing as an irregular density in the radix of the posterior arch of the first lumbar vertebra has been detected at the age of one year.
(8) The destructed myelin was often observed from the radix to the distal portion of sciatic nerves.
(9) Plasma levels of 22 endogenous amino acids were measured by ion-exchange chromatography in four species of snakes: Thamnophis sirtalis, T. radix, Aipysurus laevis, and Python molurus.
(10) However, they were not evenly distributed; the most notable accumulation of LH-RH reactive dots were located in the region extending from the dorsal part of the tuberoinfundibular sulcus to the lateral part of external layer of the superior infundibular labium at the infundibular radix.
(11) Traditional experience calls for the skinning of Radix Adenophorae.
(12) Relatively high levels of TNF activity were noted in the groups given Angelica radix, Bupleuri radix, Cnidii rhizoma, or Cinnamomum cortex, very low activities in the groups given Xiao-chai-hu-tang, Zhu-ling-tang, or Krestin, and no TNF activities in the groups given Polyporus or Hoelen.
(13) From Sophora subprostrata Radix, the roots of Sophora subprostrata, six triterpenoidal saponins having soyasapogenol A, B, sophoradiol and kuzusapogenol A as aglycones, were isolated as their methyl esters.
(14) Radix Scutellariae and Radix Paeoniae Alba can potentiate each other.
(15) The relieving effect of the prescription for spasm and pain may result from the synergistic interaction between Radix Paeoniae Alba and Radix Glycyrrhiza, and the heat clearing and diarrhea stopping action is due to the biological activity of Radix Scutellariae.
(16) Eleven compounds were isolated from the methanolic extraction of the radix of Ledebouriella seseloides.
(17) Effect of various combinations of Platycodi Radix water soluble extracts (Pla), 1-ephedrine (1-eph), d-pseudoephedrine (d-pseudo) and Ipecacuanhae Radix water soluble extracts (Ipe) on acute toxicity were examined in mice.
(18) The two Heat-nature products (Radix Aconiti Praeparata and Rhizoma Zingiberis) may be used instead of all the three products to make a Heat Syndrome animal model.
(19) According to the TCM differentiation, 24 and 17 of all belonged to the type of impairment of Yin due to blood-heat and both deficiencies of Qi and tonifying Kidney and its basic prescriptions were: dried Radix Rehmanniae, Radix Angelicae Sinensis, Radix Paeoniae Rubra, Radix Rubiae, Fructus Psoraleae, stir-frying Radix Astragali, Semen Cuscutae, Caulis Spatholob; Chinese Jujubae, Radix et Rhizoma Rhei.
(20) (Radix Codonopsis Pilosulae, Astragalus membranaceus, Radix Aconiti Praeparata, Epimedium brevicornum, Cortex Cinnamomi and Herba Cistanchis) may exert an unfavorable effect on normal rats, i. e. natural weight gain reduced (P less than 0.01), serum T3 decreased (P less than 0.05), rT3, TRH levels raised (P less than 0.01) and TSH showed a raising tendency.