What's the difference between investigate and study?

Investigate


Definition:

  • (v. t.) To follow up step by step by patient inquiry or observation; to trace or track mentally; to search into; to inquire and examine into with care and accuracy; to find out by careful inquisition; as, to investigate the causes of natural phenomena.
  • (v. i.) To pursue a course of investigation and study; to make investigation.

Example Sentences:

  • (1) Lebedev says he is aware that he is under investigation.
  • (2) We have investigated the effect of methimazole (MMI) on cell-mediated immunity and ascertained the mechanisms of immunosuppression produced by the drug.
  • (3) Lucy and Ed will combine coverage of hard and breaking news with a commitment to investigative journalism, which their track record so clearly demonstrates”.
  • (4) Clinical and roentgenographic criteria could not discriminate between patients with and without pneumonia, confirming the findings of previous investigations.
  • (5) The combined immediate and delayed responses to fleas in the dog are as observed by other investigators in man and guinea pigs.
  • (6) "As the investigation remains live and in order to preserve the integrity of that investigation, it would not be appropriate to offer further comment."
  • (7) The main clinical features pertaining to the concept of the "psycho-organic syndrome" (POS) were investigated in a sample of children who suffered from severe craniocerebral trauma.
  • (8) The ability of azelastine to influence antigen-induced contractile responses (Schultz-Dale phenomenon) in isolated tracheal segments of the guinea-pig was investigated and compared with selected antiallergic drugs and inhibitors of arachidonic acid metabolism.
  • (9) Electronmicroscopical investigations have revealed that, under normal conditions, a minor vesicular transfer of intravenously injected peroxidase occurs across the endothelium in segments of arterioles, capillaries and venules, especially in arterioles with a diameter about 15-30 mu.
  • (10) Using mini-pigs with an indwelling vascular catheter, the pharmacokinetics of chloramphenicol were investigated in healthy and liver-damaged animals.
  • (11) We determined whether serological investigations can assist to distinguish between chronic idiopathic autoimmune thrombocytopenia (cAITP) and immune-mediated thrombocytopenia in patients at risk to develop systemic lupus erythematosus (SLE); 82 patients were seen in this institution for the evaluation of immune thrombocytopenia.
  • (12) The quaternary structure of ribonucleotide reductase of Escherichia coli was investigated, with the use of purified B1 and B2 proteins and bifunctional cross-linking agents.
  • (13) We have investigated a physiological role of endogenous insulin on exocrine pancreatic secretion stimulated by a liquid meal as well as exogenous secretin and cholecystokinin octapeptide (CCK-8) in conscious rats.
  • (14) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
  • (15) We have investigated the increase in the spcDNA population upon cycloheximide treatment of individual sequences, which are found to amplify differentially.
  • (16) A phytochemical investigation of an ethanolic extract of the whole plant of Echites hirsuta (Apocynaceae) resulted in the isolation and identification of the flavonoids naringenin, aromadendrin (dihydrokaempferol), and kaempferol; the coumarin fraxetin; the triterpene ursolic acid; and the sterol glycoside sitosteryl glucoside.
  • (17) In the present investigation we monitored the incorporation of [14C] from [U-14C]glucose into various rat brain glycolytic intermediates of conscious and pentobarbital-anesthetized animals.
  • (18) Among the groups investigated, the subjects with gastric tumors presented the greatest values.
  • (19) Typological and archaeological investigations indicate that the church building represents originally the hospital facility for the lay brothers of the monastery, which according to the chronicle of the monastery was built in the beginning of the 14th century.
  • (20) Therefore, we have developed a powerful new microcomputer-based system which permits detailed investigations and evaluation of 3-D and 4-D (dynamic 3-D) biomedical images.

Study


Definition:

  • (v. i.) A setting of the mind or thoughts upon a subject; hence, application of mind to books, arts, or science, or to any subject, for the purpose of acquiring knowledge.
  • (v. i.) Mental occupation; absorbed or thoughtful attention; meditation; contemplation.
  • (v. i.) Any particular branch of learning that is studied; any object of attentive consideration.
  • (v. i.) A building or apartment devoted to study or to literary work.
  • (v. i.) A representation or rendering of any object or scene intended, not for exhibition as an original work of art, but for the information, instruction, or assistance of the maker; as, a study of heads or of hands for a figure picture.
  • (v. i.) A piece for special practice. See Etude.
  • (n.) To fix the mind closely upon a subject; to dwell upon anything in thought; to muse; to ponder.
  • (n.) To apply the mind to books or learning.
  • (n.) To endeavor diligently; to be zealous.
  • (v. t.) To apply the mind to; to read and examine for the purpose of learning and understanding; as, to study law or theology; to study languages.
  • (v. t.) To consider attentively; to examine closely; as, to study the work of nature.
  • (v. t.) To form or arrange by previous thought; to con over, as in committing to memory; as, to study a speech.
  • (v. t.) To make an object of study; to aim at sedulously; to devote one's thoughts to; as, to study the welfare of others; to study variety in composition.

Example Sentences:

  • (1) The findings are more consistent with those in studies of panic disorder.
  • (2) We studied further the serum with the highest titer.
  • (3) In studies of calcium metabolism in 13 unselected patients with untreated sarcoidosis all were normocalcaemic but five had hypercalcuria.
  • (4) These variants may serve as useful gene markers in alcohol research involving animal model studies with inbred strains in mice.
  • (5) Thirty-two patients (10 male, 22 female; age 37-82 years) undergoing maintenance haemodialysis or haemofiltration were studied by means of Holter device capable of simultaneously analysing rhythm and ST-changes in three leads.
  • (6) The effect of insulin-like growth factor I (IGF-I) on growth of small cell lung cancer (SCLC) cell lines was studied.
  • (7) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
  • (8) Isotope competition studies indicated that the pathway was regulated by isoleucine.
  • (9) This study was undertaken to determine whether the survival of Hispanic patients with squamous cell carcinoma of the head and neck was different from that of Anglo-American patients.
  • (10) A study revealed that the percentage of active sperm in semen 30 seconds after ejaculation was 10.3% when a nonoxynol 9 latex condom was used as opposed to 55.9% in a nonspermicidal condom.
  • (11) The prenatal risk determined by smoking pregnant woman was studied by a fetal electrocardiogram at different gestational ages.
  • (12) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
  • (13) Biochemical, immunocytochemical and histochemical methods were used to study the effect of chronic acetazolamide treatment on carbonic anhydrase (CA) isoenzymes in the rat kidney.
  • (14) This study compares the mortality of U.S. white males with that of Swedish males who have had the highest reported male life expectancies in the world since the early 1960s.
  • (15) The telencephalic proliferative response has been studied in adult newts after lesion on the central nervous system.
  • (16) These immunocytochemical studies clearly demonstrated that cells encountered within the fibrous intimal thickening in the vein graft were inevitably smooth muscle cell in origin.
  • (17) Theophylline kinetics, as an in vivo probe for the potentially toxic cytochrome P-450I pathway of drug metabolism, were studied in 11 healthy volunteers and 11 patients with calcific chronic pancreatitis at Madras, South India.
  • (18) A study of factors influencing genetic counseling attendance rate has been conducted in the Bouches-du-Rhône area, in the south of France.
  • (19) These studies led to the following conclusions: (a) all the prominent NHP which remain bound to DNA are also present in somewhat similar proportions in the saline-EDTA, Tris, and 0.35 M NaCl washes of nuclei; (b) a protein comigrating with actin is prominent in the first saline-EDTA wash of nuclei, but present as only a minor band in the subsequent washes and on washed chromatin; (c) the presence of nuclear matrix proteins in all the nuclear washes and cytosol indicates that these proteins are distributed throughout the cell; (d) a histone-binding protein (J2) analogous to the HMG1 protein of K. V. Shooter, G.H.
  • (20) The taxonomic relationship of strains H4-14 and 25a with previously described Xanthobacter strains was studied by numerical classification.