What's the difference between been and seen?

Been


Definition:

  • (p. p.) of Be
  • () The past participle of Be. In old authors it is also the pr. tense plural of Be. See 1st Bee.

Example Sentences:

Seen


Definition:

  • (p. p.) of See
  • () p. p. of See.
  • (a.) Versed; skilled; accomplished.

Example Sentences:

  • (1) At the early phase of the sensitization a T-cell response was seen in vitro, characterized by an increased spleen but no peripheral blood lymphocyte reactivity to T-cell mitogens at the same time as increased reactivity to the sensitizing antigen was detected.
  • (2) 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.
  • (3) From these data it is possible to predict theoretically the apparent temperature difference as seen by an infrared scanner or radiometer with a detector of which the spectral detectivity, D (lambda), is known.
  • (4) Marked enhancement of IFN-gamma production by T cells was seen in the presence of as little as 0.3% thymic DC.
  • (5) The results of the evaluation confirm that most problems seen by first level medical personnel in developing countries are simple, repetitive, and treatable at home or by a paramedical worker with a few safe, essential drugs, thus avoiding unnecessary visits to a doctor.
  • (6) Augmentation of transformation response was generally not seen at 40 degrees C; incubation at that temperature was associated with decreased cellular viability.
  • (7) A marked overlap of input from the two eyes is an unusual feature for a diprotodont marsupial and has previously been seen only in the feathertail glider.
  • (8) Developing seminiferous tubules and interstitial cells were first seen on day 26, and were well established one day later.
  • (9) These same molecules may be equally responsible for the pathologic characteristics of the immune response seen, for example, in inflammatory bowel diseases.
  • (10) Examination of the SON in such animals revealed that the oxytocinergic system is already modified by day 12 of dioestrus; during suckling-induced lactation, the anatomical changes are identical to those seen during a normal post-partum lactation.
  • (11) No effect of BSO pretreatments on the incomplete removal of crosslinks over 36 hr of observation was seen.
  • (12) Epidermal growth factor reduced plating efficiency by about 50% for A431 cells in different cell cycle phases whereas a slight increase in plating efficiency was seen for SiHa cells.
  • (13) However, an anti-nef antibody response was also seen in 5 of 93 (5%) nonrisk dermatological patients and in 4 of 37 (11%) healthy blood donors.
  • (14) The regional distribution of beta-adrenoceptor subtypes was found to be similar to that seen in the rat brain.
  • (15) The inhibition was not seen in longitudinal muscle without myenteric plexus.
  • (16) Chloroquine induced large cytoplasmic vacuoles, whereas the other drugs (quinacrine, 4,4'-diethylaminoethoxyhexestrol, chlorphentermine, iprindole, 1-chloro-amitriptyline, clomipramine) caused formation of lamellated or crystalloid inclusions as usually seen in drug-induced lipidosis.
  • (17) Reasonably good agreement is seen between theoretical apparent rate-vesicle concentration relationships and those measured experimentally.
  • (18) The defensive modifications of the functions of the ego itself seen in micropsia are closely allied to those seen in the dèjá vu experience and in depersonalization.
  • (19) It is concluded that TRH is a specific activator of enteric excitatory pathways and that duodenal inhibition seen in control animals is a consequence of gastro-duodenal inhibitory reflexes.
  • (20) Only seven films (or 0.7 percent of the entire cohort) showed nodular or rounded opacities of the type typically seen in uncomplicated silicosis.