What's the difference between fluid and substance?

Fluid


Definition:

  • (a.) Having particles which easily move and change their relative position without a separation of the mass, and which easily yield to pressure; capable of flowing; liquid or gaseous.
  • (n.) A fluid substance; a body whose particles move easily among themselves.

Example Sentences:

  • (1) The liver metastasis was produced by intrasplenic injection of the fluid containing of KATOIII in nude mouse and new cell line was established using the cells of metastatic site.
  • (2) Renal micropuncture and microdissection techniques with ultramicro fluid analysis have been applied to evaluate single nephron function in the skate, Raja erinacea.
  • (3) The Cavitron Ultrasonic Surgical Aspirator (CUSA) is a dissecting system that removes tissue by vibration, irrigation and suction; fluid and particulate matter from tumors are aspirated and subsquently deposited in a canister.
  • (4) Irrespective of the type of arthropathy, synovial fluid dialysable hydroxyproline levels correlate with urinary hydroxyproline excretion.
  • (5) Content of cyclic nucleoside monophosphates was decreased in all the eye tissues in experimental toxico-allergic uveitis as well as penetration of cAMP into the fluid of anterior chamber of the eye.
  • (6) An inflammatory process than occurs in the airways that is characterized by an influx of eosinophils and neutrophils into the airway epithelium and bronchial fluids.
  • (7) One of these antibodies, MCaE11, was used for immunohistochemical detection of MAC in tissue and for quantification of the fluid-phase TCC in ethylenediaminetetraacetic acid plasma.
  • (8) The concentrations of five normally occurring protease inhibitors in serum and synovial fluid were compared in patients with rheumatoid arthritis, osteoarthrosis, and normal controls.
  • (9) The increase in red blood cell mass was associated with an elevation in erythropoietic stimulatory activity in serum, pleural fluid, and tumor-cyst fluid as determined by the exhypoxic polycythemic mouse assay.
  • (10) From the biochemical markers in follicular fluid, cyclic adenosine monophosphate has a distinct predictive value in regard to pregnancy in in vitro fertilization-embryo transfer cycles.
  • (11) Postpartum management is directed toward decreasing vasospasm and central nervous system irritability and maintaining fluid and electrolyte balance.
  • (12) Chromatography and immunoassays are the two principal techniques used in research and clinical laboratories for the measurement of drug concentrations in biological fluids.
  • (13) Those without sperm, or with cloudy fluid, will require vasoepididymostomy under general or epidural anesthesia, which takes 4-6 hr.
  • (14) Thirty-two strains of pectin-fermenting rumen bacteria were isolated from bovine rumen contents in a rumen fluid medium which contained pectin as the only added energy source.
  • (15) Malondialdehyde was undetectable in cerebrospinal fluid after subarachnoid placement of agarose alone, although it was present in similar amounts in all groups that received subarachnoid placement of OxyHb.
  • (16) No respiratory-distress syndrome of the newborn occurred when total amniotic-fluid cortisol was greater than 60 ng per milliliter (16 patients).
  • (17) The sodium level of the ascitic fluid determined in 5 cases was higher than that of serum.
  • (18) In the study group 43 (64%) children had a confirmed bacterial AOM and 24 (36%) showed no bacterial growth from middle ear fluid.
  • (19) The automatic half of both the motor which advances the trepan as well as the second motor which rotates the trepan is triggered by the sudden change in electrical resistance between the trepan and the patient's internal body fluid, at the final stage of penetration.
  • (20) Sera from three of these patients gave a precipitin band in gel diffusion tests identical to that produced by a monospecific rabbit anti-E. granulosus antigen 5 serum, when tested against whole hydatid fluid.

Substance


Definition:

  • (n.) That which underlies all outward manifestations; substratum; the permanent subject or cause of phenomena, whether material or spiritual; that in which properties inhere; that which is real, in distinction from that which is apparent; the abiding part of any existence, in distinction from any accident; that which constitutes anything what it is; real or existing essence.
  • (n.) The most important element in any existence; the characteristic and essential components of anything; the main part; essential import; purport.
  • (n.) Body; matter; material of which a thing is made; hence, substantiality; solidity; firmness; as, the substance of which a garment is made; some textile fabrics have little substance.
  • (n.) Material possessions; estate; property; resources.
  • (n.) Same as Hypostasis, 2.
  • (v. t.) To furnish or endow with substance; to supply property to; to make rich.

Example Sentences:

  • (1) No differences between the two substances were observed with respect to side effects and general tolerability.
  • (2) Modulation of the voltage-gated K+ conductance in T-lymphocytes by substance P was examined.
  • (3) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
  • (4) Intracellular localization of the labeled substance in the tumor tissue was examined autohistoradiographically.
  • (5) Substances with a leaving group at the C-3 position form unsaturated conjugated cyclic adducts and are mutagenic only in the His D3052 frameshift strains with an intact excision repair system (no urvA mutation).
  • (6) A substance with a chromatographic mobility of Rf = 0.8 on TLC plates having an intact phosphorylcholine head group was also formed but has not yet been identified.
  • (7) Serum pepsinogen 1, serum gastrin, ABO blood groups, secretor status of ABH blood group substances and behavioral factors were studied in 15 patients with duodenal ulcer and 61 their relatives affected and unaffected to duodenal ulcer.
  • (8) Agarose-albumin beads may be useful for removing protein-bound substances from the blood of patients with liver failure, intoxication with protein-bound drugs, or specific metabolic deficits.
  • (9) Urine tests in six patients with other kidney diseases and with uraemia and in seven healthy persons did not show this substance.
  • (10) Substance P, a potent vasodilating peptide, seems to be released from trigeminal nerve endings in response to nervous stimulation and is involved in the transmission of painful stimuli within the periphery.
  • (11) Regulators concerned about physician behavior and confronted by demands of nonphysicians to prescribe controlled substances may find EDT a good solution.
  • (12) These results are discussed in the light of the mode of action of the substances used.
  • (13) Most cis AB sera have anti-B activity, essentially at 4 degrees C. In saliva A and H substances are found in normal amounts but B substance is only evidenced by inhibition of autologous cells agglutination.
  • (14) We have investigated some of the factors which affect the retention times of these substances in reversed-phase HPLC on columns of 5-micron octadecylsilyl silica.
  • (15) The data indicate that adult neurons with an intrinsic ability to regenerate axons can respond to substances with neurotrophic or neurite-promoting activities in tissue cultures.
  • (16) The authors describe the role played by these substances in the pathogenesis of inflammations, their importance in the regulation of intraocular pressure and in the development of cystoid macular oedema.
  • (17) They were more irregularly curved and consisted of various substances.
  • (18) We examined 10 life areas clustered around the general categories of "substance use," "social functioning," and "emotional and interpersonal functioning."
  • (19) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
  • (20) The following possible explanations were discussed: a) the tested psychotropic drugs block prostaglandin receptors in the stomach; b) the test substances react with prostaglandin in the nutritive solution; c) the substances stimulate metabolic processes in the stomach wall that break down prostaglandin.