Pfizer (PF) terminated its acquisition agreement with Allergan Plc (AGN) The new set of rules released by the U.S. Treasury Department to make it difficult for U.S. companies to conduct tax inversions contributed Pfizer’s decision. Analysts noted that the new regulations seem almost directly aimed at Pfizer-Allergan. In one of two major parts of the new rules, the U.S. government would not consider the assets acquired …

The Diagnosed Dead Is Far from Dying Xoma (XOMA): Stock rallied following report announcing an upfront payment from Novartis, which multiplied the firm’s revenues 10 times over 2014. Novartis paid Xoma $37 million, Novo Nordisk paid $5 million and Pfizer paid the firm a little less than $4 million. CEO John Varian said, “Novel antibodies and technologies created by XOMA scientists to target diseases such as …

Recent Breakthrough Designated Products CANCER Acute Myeloid Leukemia PKC412 (midostaurin) developed by Novartis AG (NVS) is an oral, multi-targeted kinase inhibitor for acute myeloid leukemia (AML) with FLT3 mutations. It is also being studied for aggressive systemic mastocytosis/mast cell leukemia. FMS-like tyrosine kinase-3 (FLT3) is a cell-surface receptor for tyrosine kinase, which has a role in the upsurge of certain blood cell types. The drug has positive data …

Prohost Letter #390 COMPANIES USING CRISPR GENE EDITING TOOLS - The Firms Launched with CRISPR Patents Either Pending or Disputed! What Does This Mean? What are these Firms’ Priorities? But First: A Reminder In the last issue, Prohost #389, we pinpointed the gene editing technologies and techniques and demonstrated the difference between gene editing, which is genetic engineering, i.e., making changes in the genes themselves, and antisense …

Improving the management of inflammatory and autoimmune diseases has been a dream that seems to be happening slowly but surely in the past years. The improvement has gained energy and speed in 2015. The advancement in treatments has been demonstrated on several inflammatory and autoimmune diseases, including psoriatic arthritis, rheumatoid arthritis (RA), Crohn’s disease, systemic lupus erythematosus (SLE) and many other autoimmune diseases. Psoriasis   …

– Exclusively licenses global rights to its (TGFb) antibody program to Novartis  – Could the lucrative agreement spare Xoma the pain of raising money for developing its programs, or filing bankruptcy?  – Reasons to believe that Xoma’s TGFb therapeutic antibodies might become another cancer immunotherapy used alone or in combination with immune checkpoint protein inhibitors such as PD-1 inhibitors, which are considered game changers in …

Prohost Letter #375 Part 2 Novel Breakthrough Cancer Immunotherapy Approaches PART 2 In Part 1 of this issue, we described the immunotherapy approach that aims at modulating immune checkpoint proteins, thus unleashing the T cells to do their natural task of detecting, attacking and eliminating cancer cells. The approach is a success, as we reiterated, with greatly encouraging results. Researchers in large oncology centers and drug …