The 28-patient study showed that Angion’s drug improved kidney function, based on patients’ estimated glomerular filtration rate (eGFR), a key renal function metric.

Arrowhead Pharmaceuticals (ARWR) and Johnson & Johnson (JNJ) said Friday they eradicated nearly all traces of hepatitis B virus in a Phase 2 study — sending Arrowhead stock careening toward a record high. On the stock market today, Arrowhead stock jumped 6.3% to 42.10. On Monday, shares hit a record high in intraday action of 42.29. Arrowhead stock broke out on Oct. 17, topping a buy point at 36.90 out of a cup base. Now, the stock is roughly 14% extended. CAN SLIM rules for investing suggest taking some profits when a stock rises 20%-25% above its buy point.

ProQR Therapeutics is a Netherlands-based company currently researching RNA therapies to inhibit or counteract the harmful effects of the defective genes associated with the above retinal diseases. How does that work? As you may recall from biology class, genes are the building blocks for the proteins that build and maintain our bodies.

Neurosurgery is often thought of as one of the most difficult medical disciplines to pursue. Surgeons are tasked with breaching the multiple protective layers of the brain then navigating through an intricate web of fibers, tissues, blood vessels and fluid to extract a tumor or implant a device — all this without harming the delicate structures within.

Product-release testing is required for all drug products to ensure their quality and safety. For most conventional small-molecule and biologic drugs, batches are held until the release testing results are received and confirm the product is within specifications. Cell and gene therapies and some of their components (e.g., viral vectors), however, often must be used in further processing or administered to the patient within a short timeframe.