code: def replace_greek(self, name):
          
          name = name.replace('gamma-delta', 'gammadelta')
          name = name.replace('interleukin-1 beta', 'interleukin-1beta')
          greek_present = False
          for greek_txt, uni in self.greek2uni.items():
              if greek_txt in name:
                  greek_present = True
                  name = name.replace(greek_txt, "{B}".format(B=uni))
          if greek_present is True:
              name = unicode(name, 'utf-8') # For writing to xlsx
          return name
docs: Replace text representing greek letters with greek letters.