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Rev. Nicanor Austriaco, O.P.,
associate professor of biology and instructor of theology;Austriaco.jpg

Teaching at PC since 2005
  • Biology of Programmed Cell Death
  • Biology and Ethics of Stem Cell Research
  • Health Care Ethics and Bioethics in the Catholic Tradition 
Selected Courses Taught:
  • General Biology I
  • Modern Genetics
  • Advanced Topics Seminar on the Biology of Cancer
  • Theology of St. Thomas Aquinas
  • Honors Colloquium on Science and Religion

Lab site:


Dr. John “Jack” H. Costello,
professor of biology;

Teaching at PC since 1989
  • Marine Biology
  • Jellyfish
  • Environmental Biology
  • Invertebrate Zoology
Selected Courses Taught: 
  • Environmental Biology (non majors) 
  • Comparative Biomechanics


Dr. Charles R. Toth, toth.jpg
associate professor of biology
and department chair;

Teaching at PC since 2000
  • Biology/Treatment of HIV
  • Stem Cell Biology
  • Personalized/Regenerative Medicine
  • Drug Discovery
  • Cancer Biology
Selected Courses Taught: 
  • Immunology
  • Developmental Biology
  • Seminar on HIV
  • Seminar on Personalized Medicine
  • Seminar on Stem Cells  


​Dr. Yinsheng Wan, Wan.JPG
professor of biology;

Teaching at PC since 1999
  • Effects of Ultraviolet (UV) Radiation on Skin Aging
    and Skin Cancer  
Selected Courses Taught:
  • Human Biology
  • Physiology
  • Cell Signaling
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