Biology videos

Articles

• acute inflammation
  1 June 2004

  Digital cases
  Case 25 (HPC:25) : Acute appendicitis
  Case 94 (HPC:94) : Acute appendicitis
  Case 13 (HPC:13) : Acute synovitis
  Definition: Acute inflammation is a rapid response to an injurious agent that serves to deliver mediators of host defense-leukocytes and plasma proteins-to the site of injury.
  Types - Lesional patterns
  acute inflammation
  congestive inflammation
  cellular acute inflammation
  suppurative inflammation / suppuration
  abcess / abcesses / abcedation (...)

• teratoma
  10 March 2004

  teratomas
  Definition: Teratomas are neoplasms comprised of mixed elements derived from the three germ cell layers.
  Images
  Gastric teratoma in a 1yo male
  https://twitter.com/DraEosina/status/817663085376901121
  A teratoma is generally defined as a tumor arising from pluripotent cells, and it is precisely the heterogeneity of tissues present in such a tumor that best characterizes it; it is also commonly accepted that a teratoma must contain derivatives of more than one blastodermic (...)

• histones
  16 July 2003

  histone proteins

• spinocerebellar ataxias
  29 September 2003

  cerebellar ataxias, SCAs

• urinary system
  19 February 2004

  Components
  kidneys
  ureteres
  vesical bladder
  urethra
  Pathology (nephropathology and uropathology)
  urinary malformations (developmental anomalies of urinary system)
  urinary lesions
  urinary diseases
  urinary tumors
  Animations
  Development of the female urogenital system
  Production: Maryam Razmpoosh, Alexande Oligny, Luc Oligny; Department of Pathology, CHU Sainte-Justine, Université de Montréal, QC.
  Development of the male urogenital system
  Production: Maryam Razmpoosh, (...)

• mature teratoma
  8 November 2004

  Videos
  mature ovarian teratoma
  See also
  teratomas mature teratoma (dermoid cyst ) immature teratoma malignant teratoma
  germ cell tumors (GCTs )
  References
  Is a mature teratoma a premalignant condition? Hawkins EP. Hum Pathol. 1999 May;30(5):596. PMID: #10333236#

• gastrulation
  4 December 2003

  Developmental phenomenon by which a relatively limited number of blastodermal cells undergoes a stereotypical set of cellular movements that leads to formation of the three germ layers: ectoderm, mesoderm and endoderm.
  Animation
  Production: Maryam Razmpoosh, Alexande Oligny, Luc Oligny; CHU Sainte-Justine, Université de Montréal, QC.
  References
  Keller R. Cell migration during gastrulation. Curr Opin Cell Biol. 2005 Oct;17(5):533-41. PMID: #16099638#
  Montero JA, Heisenberg CP. (...)

• breast cancer
  30 September 2003

  breast carcinomas, mammary carcinoma, breast cancers, mammary carcinomas
  Definition: Mammary malignant tumors. See also : mammary carcinomas
  Breast cancer, rather than constituting a monolithic entity, comprises heterogeneous tumors with different clinical characteristics, disease courses, and responses to specific treatments.
  Tumor-intrinsic features, including classical histological and immunopathological classifications as well as more recently described molecular subtypes, separate (...)

• vulvar condyloma accuminata
  20 June 2007

  Videos
  vulvar condyloma accuminata (by Washington Deceit)

• NNRTIs
  9 March 2007

  Videos
  mode of action of NNRTIs

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