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单词 enucleate
释义

Definition of enucleate in English:

enucleate

verb ɪˈnjuːklɪeɪtəˈn(j)ukliˌeɪt
[with object]
  • 1Biology
    Remove the nucleus from (a cell)

    replication will occur in enucleated cells
    Example sentencesExamples
    • The fact that erythrocyte size correlates positively with genome size in mammals, even though their mature red blood cells are enucleated, strongly supports this hypothesis.
    • DNA from human skin cells were placed within enucleated human embryos and then exposed to chemical and growth factors.
    • They took the eggs from donor sheep and removed the nuclei from them, creating enucleated eggs.
    • Having found that cumulus cells yielded better results, unfertilised mouse eggs were enucleated and their donor's nuclei put in place.
    • An egg cell is enucleated, that is, the nucleus is removed and replaced with the nucleus from the body cell of an animal of the same kind.
  • 2Surgically remove (a tumour or gland, or the eyeball) intact from its surrounding capsule.

    when an eyeball is enucleated, as much of the optic nerve as possible should be removed
    Example sentencesExamples
    • The prostates were subsequently enucleated or removed and examined by a pathologist.
    • The blind left eye was enucleated in January 2001 to help establish the diagnosis and showed a mass lesion involving the vitreous cavity and with a mild thickening of the choroid.
    • The tumor recurred 1 year later and was enucleated again at the local hospital.
    • All other tumors were enucleated and no recurrence was encountered.
    • Once freed, the tumor is enucleated through the incision using the curette.
adjective ɪˈnjuːklɪeɪtəˈn(j)ukliˌeɪt
Biology
  • (of a cell) lacking a nucleus.

    Example sentencesExamples
    • Erythrocytes are enucleate and contain primarily globin mRNA.
    • Tapetal cells have a very short life span and for the most part are fully functional while being enucleate.
    • These small, enucleate cells are produced from large parent cells, the megakaryocytes, in the bone marrow.
    • There were no obviously enucleate cells, no apoptotic bodies, and no evidence of dead crushed cells (data not shown).
    • The results strongly suggest that some mRNA species are imported into sieve elements, which are enucleate, from neighbouring companion cells.

Derivatives

  • enucleation

  • noun ɪnjuːklɪˈeɪʃ(ə)nəˌn(j)ukliˈeɪʃ(ə)n
    • We report the case of a 49-year-old woman with a family history of retinoblastoma who developed a unilateral retinoblastoma at age 2 and was treated with enucleation, without adjuvant radiation or chemotherapy.
      Example sentencesExamples
      • When performed properly, the superior approach and the more commonly employed frontal method of postmortem enucleation are both nondistorting.
      • The lesion was initially treated by enucleation in another hospital 4 years earlier under a working diagnosis of ‘atypical ameloblastoma.’
      • To relieve the pain from the pressure, the decision was made to remove the interior portions of the eyes, a procedure known as enucleation, which can succeed if the shell is healthy.
      • Thus the first interpretation suggests a scene of castration and blindness: the figure's gesture is one of enucleation, the bird is about to bite his hand, and the title suggests that he covers the bird's eye with leaves.

Origin

Mid 16th century (in the sense 'clarify, explain'): from Latin enucleat- 'extracted, made clear', from the verb enucleare, from e- (variant of ex-) 'out of' + nucleus 'kernel' (see nucleus).

 
 

Definition of enucleate in US English:

enucleate

verbəˈn(y)o͞oklēˌātəˈn(j)ukliˌeɪt
[with object]
  • 1Biology
    Remove the nucleus from (a cell)

    replication will occur in enucleated cells
    Example sentencesExamples
    • An egg cell is enucleated, that is, the nucleus is removed and replaced with the nucleus from the body cell of an animal of the same kind.
    • The fact that erythrocyte size correlates positively with genome size in mammals, even though their mature red blood cells are enucleated, strongly supports this hypothesis.
    • Having found that cumulus cells yielded better results, unfertilised mouse eggs were enucleated and their donor's nuclei put in place.
    • They took the eggs from donor sheep and removed the nuclei from them, creating enucleated eggs.
    • DNA from human skin cells were placed within enucleated human embryos and then exposed to chemical and growth factors.
  • 2Surgically remove (a tumor or gland, or the eyeball) intact from its surrounding capsule.

    when an eyeball is enucleated, as much of the optic nerve as possible should be removed
    Example sentencesExamples
    • All other tumors were enucleated and no recurrence was encountered.
    • The prostates were subsequently enucleated or removed and examined by a pathologist.
    • Once freed, the tumor is enucleated through the incision using the curette.
    • The blind left eye was enucleated in January 2001 to help establish the diagnosis and showed a mass lesion involving the vitreous cavity and with a mild thickening of the choroid.
    • The tumor recurred 1 year later and was enucleated again at the local hospital.
adjectiveəˈn(y)o͞oklēˌātəˈn(j)ukliˌeɪt
Biology
  • (of a cell) lacking a nucleus.

    Example sentencesExamples
    • The results strongly suggest that some mRNA species are imported into sieve elements, which are enucleate, from neighbouring companion cells.
    • Erythrocytes are enucleate and contain primarily globin mRNA.
    • There were no obviously enucleate cells, no apoptotic bodies, and no evidence of dead crushed cells (data not shown).
    • These small, enucleate cells are produced from large parent cells, the megakaryocytes, in the bone marrow.
    • Tapetal cells have a very short life span and for the most part are fully functional while being enucleate.

Origin

Mid 16th century (in the sense ‘clarify, explain’): from Latin enucleat- ‘extracted, made clear’, from the verb enucleare, from e- (variant of ex-) ‘out of’ + nucleus ‘kernel’ (see nucleus).

 
 
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更新时间:2025/2/5 2:10:44