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donaldrmandel

donaldrmandel

A now age old question is still making headlines in the news.  Is stem cell therapy morally acceptable?  If one considers the source of the stem cells, one might shudder.  Stem cells are derived from aborted embryos whose cells have not yet differentiated to the specialized cells of a human …

  When DNA is transcribed to mRNA in the nucleus of human cells, the mRNA; minus the introns, makes a complete complement of the DNA so that it may travel to the ribosomes of the rough endoplasmic reticulum and translate the mRNA sequence into proteins. The mRNA is read by …

  As you probably already know, proto-oncogenes;i.e. the precursors for oncogenes which go on to become a factor in a multi-hit pathway to cause various forms of cancers, may become activated by DNA mutations.  Cancer is not caused by one phenomenom, but a number of processes that may be recognized …