Sanofi delivered close to double-digit Q4 2020 business EPS(1) growth at CER
By Dr. Matthew Watson
Q4 2020 sales growth(2) of 4.2% and business EPS growth of 9.8% at CER
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Sanofi delivered close to double-digit Q4 2020 business EPS(1) growth at CER
Capital Markets Day 2021: Sanofi progresses on its strategy to drive growth across its businesses and innovation with emerging leadership in…
By Dr. Matthew Watson
Capital Markets Day 2021: Sanofi progresses on its strategy to drive growth across its businesses and innovation with emerging leadership in immunology
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Capital Markets Day 2021: Sanofi progresses on its strategy to drive growth across its businesses and innovation with emerging leadership in...
Infant Bacterial Therapeutics AB (publ) Interim Management Statement, January 1 – December 31, 2020
By Dr. Matthew Watson
Message from the CEO
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Infant Bacterial Therapeutics AB (publ) Interim Management Statement, January 1 – December 31, 2020
Tiziana Life Sciences plc ("Tiziana" or the "Company") – Appointment of Director
By Dr. Matthew Watson
NEW YORK and LONDON, Feb. 05, 2021 (GLOBE NEWSWIRE) -- Tiziana Life Sciences plc (NASDAQ: TLSA / LSE: TILS) ("Tiziana" or the "Company"), a biotechnology company focused on innovative therapeutics for oncology, inflammation, and infectious diseases, today announces the appointment of Dr. Thomas Adams, Ph.D. as an executive director.
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Tiziana Life Sciences plc ("Tiziana" or the "Company") - Appointment of Director
I got stung by a stingray, and all I got was this deeper understanding of venom medicine – NOVA Next
By daniellenierenberg
Three years ago, wading in the sun-warmed waters of the Florida Keys, I felt a sharp pinch and looked down at my feet in surprise. My friend Jen and I had driven down from Miami for a weekend full of strong Cuban coffee and Hemingways six-toed cats. Tempted by water so warm and aquamarine it was almost a cliche, we had stopped to swim at a roadside beach on Bahia Honda Key. I had eased in, careful to drag my feet slowly across the seafloor in a dance known to beachgoers as the stingray shuffle, hoping to alert any local sealife to my approach. But not careful enough.
My foot throbbing, I stumbled back to the beach toward Jen, who wondered if I might have stepped on some glass. But in the next half hour, as my ankle and foot ballooned and the pain ratcheted upfrom stinging to aching, from aching to bone breakingit became clear I must have been stung by something. Then my foot started to turn blue, and we drove to the hospital.
Bahia Honda? the nurse said. Youre the fourth person to come in with a stingray sting from there today.
The pain didnt subside until the next day, when my foot had returned to its normal color. That was the start of a six-week recovery, which also involved crutches, painkillers, heavy-duty antibiotics, and a horrible rash. I wouldnt wish the experiencewhich involves a level of discomfort that some have compared to a gunshot woundon anyone. But in retrospect, its an interesting one to consider. Because, it turns out, animal venoms like the one coursing through my veins on Bahia Honda Key are sought after for drug development, with seven FDA-approved drugs derived from venom toxins on the market so far. Harnessing their power to hurt opens up a world of possibilities for healing.
The Bahia Honda beach where the author had a run-in with a stingray. Image Credit: Giuseppe Milo, Flickr (CC BY 2.0)
Chemical biologist Mand Holford, who studies venom science at her lab at Hunter College, compares what was happening in my foot in the moment after the sting to a cluster bomb. The toxins in animal venom have been engineered by evolution over many millennia to incapacitate by affecting some component in the blood, brain, or cell membranes, she says. Youre getting invaded with 200 to 300 different toxins, all trying to figure out how to reach their target, moving through and rupturing cell membranes, doing all sorts of damage.
The nurse at the emergency room told me stingrays were migrating through the area, their path bringing them close to the cove where I went wading. Stingrays deliver their venom through one or more serrated barbs that lie along their tails. While at rest, a stingray keeps its barb tucked away, immunologist Carla Lima told me in an email. But when it feels threatenedsay, by the feet of a clueless human out for a swimit pushes its tail perpendicular to its body, puncturing that humans flesh with its venom-laden spine.
Lima studies toxins in venomous fish at the Butantan Institute in So Paolo, Brazil. Her research into stingray venom has shown that whats in that venom actually changes as a stingray matures. In the freshwater species she studieswhose venom properties are better explored than the marine stingray that got methe venom of young rays tends to contain toxins that cause pain to the target. Lima hypothesizes this may be to chase predators away. In contrast, the toxins in adult venom have a necrotizing effect, meaning they destroy tissue, which would be helpful for hunting.
Peptides, short chains of amino acids that play key roles in the biological functions of all kinds of organisms, make up a large part of most animal venomsand some are only found in those venoms. Lima and other researchers have identified the peptides porflan and orpotrin as two of the elements in the freshwater stingrays toxic cocktail, along with a number of different proteases, which are enzymes that break down peptides.
As I sat cradling my foot on the beach in Bahia Honda, similar proteases and related proteins worked to break down the structure of cells in my heel, helping the venom spread further, and to prompt an inflammatory reaction that led to the swelling I saw. The peptides, on the other hand, likely caused the arteries to constrict and blood to pool, creating more inflammation and blocking circulationperhaps the cause of my foot turning blue.
A southern stingray (Dasyatis americana) cruises the ocean floor off Grand Turk Island in the Caribbean. Image Credit: Nate Madden, Shutterstock
That a substance that causes so much pain and wreaks so much biological havoc can be used in medicine is what Holford calls the yin and yang of nature. And the fact that damage and healing are, at least in this case, two sides of the same coin forms the basis for the work she does in her lab, identifying new drug applications for various components of animal venom.
Venoms have great potential to contribute to drug development because they are both potent and highly targeted, Holford says, with peptides that fit physically into cell receptors and change how those cells function. Thanks to this dynamic, venom-based drugs can work almost instantaneously. And theyre not what people in the pharmaceutical business call leaky, meaning they tend to only act on the intended cell component and dont stop at other spots along the way causing side effects.
Most stingray venom research, like Limas, takes place in areas where stingrays pose a threat to people: tropical spots like Brazil and Australia. On a drug-development level, we still dont know much about it, Lima says. But we do know a lot about other venomsin particular those created by cone snails and snakes.
For one thing, not all venom toxins cause pain. Some peptides present in snake venom focus on manipulating proteins in the wound so blood flows freely, acting as natural anticoagulants. Other peptides in Gila monster venom promote insulin production, helpful for a hungry lizard that hasnt eaten for awhile. And yet other peptides in cone-snail venom do the opposite of what stingray venom does: paralyze and suppress pain, keeping the snails prey from going into fight-or-flight mode and slowing it down until the (also slow) snail can come nab it for a snack.
This last type of venom is one of the focuses at Holfords lab. Many cone-snail venom peptides are rich in cysteine amino acids, whose structure she compares to Velcro. That makes it relatively easy for them to stick in the hourglass-shaped pores on the surface of cells that let important minerals like sodium, calcium, and potassium flow in and out. The free movement of those minerals is part of how cells talk to each other.
With those channels shut down, neurons cant communicate with one another to indicate pain. Thats what makes Prialt, the commercial version of the cone snails ziconotide peptide, an effective pain medication. Holford and her colleagues are also exploring the potential of other related cone-snail peptides to help dampen signals firing too fast in someone having a heart attack or an epileptic seizure.
She even sees possible applications here for cancer treatment. Current chemotherapy regimens dont discriminate between normal cells and tumor, she says. But because venom peptides work on specific receptorsreceptors that some tumors grow too many of as part of their developmentthey could help create a cancer drug that specifically starves cancer cells of essential minerals, stopping their growth.
The saw-scaled viper (Echis carinatus) is one of the deadliest snakes in India, and its venom is the basis of the blood-thinning drug Tirofiban. Image Credit: Sagar Khunte, Wikimedia Commons (CC BY-SA 4.0)
The venom that nearly ruined my Florida Keys vacation (though I still got to enjoy some beautiful sunsets, and the seafood was fantastic) was incredibly sophisticated, honed by evolution to inflict pain and physiological damage with laser precision. It was almost comforting to learn this in the weeks after, as I hobbled around on my crutches and watched with fascinated disgust as the wound developed a stingray-shaped blister. (My boyfriend said it was a sign I was developing superpowers, but sad to say none appeared.)
We know from nature that these peptides work, Holford says. What we dont know is massive: where they work, how they work, how effective they are. And thats a huge game of Wheres Waldo. Holford and her colleagues have come up with a protocol for finding new venom components that have potential in drug applications, then figuring out how to get them there. The first step is a practical look at the natural world: identifying which animal species are creating venom, especially venom that can be extracted manually. Next, the team uses new technologies that Holford refers to as the omics genomics, transcriptomics, proteomicsto identify the toxins within those venoms, by examining the instructions the animals' DNA and RNA contain and the proteins built by following those instructions.
From there, the team is able to use that genetic code to manufacture more of a chosen peptide in the lab, which is especially useful when it comes to studying venoms that are produced in small quantities in nature. They then test the synthetic toxin on the animals natural prey to make sure its effective and further tweak it to ensure its as specifically targeted as it can be for humans. And finally, they start to think about drug delivery. Does this drug need to cross the blood-brain barrier? Would it work if administered orally? These are essential questions, since potential drugs that cant be delivered effectively cant really be drugs at all.
Much like the experience of the sting itself, the possibilities for new drugs here are dizzying. Most venom-based drugs on the market are derived from a single peptide. But my stingrays venom (just like other naturally occurring venoms) featured hundreds of peptides. And with the advent of the omics, drug development with venom has become more efficient. Time- and resource-intensive experiments can now be run much more quickly using computer modeling, making the whole process more viable and opening up a whole world of drug prospects.
Lima and her colleagues in Brazil, for example, are continuing to explore the realm of fish venom. One synthetic peptide derived from the venom of a species of toadfish shows particular promise. A 2017 study suggested that peptide, known as TnP, has powerful anti-inflammatory and therapeutic effects in mice. Effects that could potentially help stem the autoimmune reactions that lead to spinal cord damage in patients with multiple sclerosis.
As Holford and her team navigate the new technological landscape, theyre also looking for ways to simplify their process. One innovation Holford is excited about is organoids, in this case, venom glands grown independently in a laboratory. Growing organoids would make acquiring venom samples much easier, she says, and would not require sacrificing an animal for the initial sample.
Thats especially important with climate change and habitat loss fueling a looming biodiversity collapse that could take with it undiscovered venoms with the capacity to heal. In 10 years were heading toward this major shift thats coming if we dont change our attitudes and lifestyle, she says. We could lose a lot of things on the planet that are potentially lifesaving.
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I got stung by a stingray, and all I got was this deeper understanding of venom medicine - NOVA Next
Trading by management and close relations of management
By Dr. Matthew Watson
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Trading by management and close relations of management
AIM ImmunoTech Completes and Closes ATM Facility; Current Capital Expected to Meet Needs for Current Clinical Trials
By Dr. Matthew Watson
OCALA, Fla., Feb. 05, 2021 (GLOBE NEWSWIRE) -- AIM ImmunoTech Inc. (NYSE American: AIM) today announced that it has completed its At-The-Market (ATM) facility and closed the ATM’s Equity Distribution Agreement (EDA). Management believes, based on the company’s current financial condition, that it has adequate funds to meet its anticipated operational cash needs and fund current clinical trials over approximately the next twenty-four months.
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AIM ImmunoTech Completes and Closes ATM Facility; Current Capital Expected to Meet Needs for Current Clinical Trials
Hyloris and Purna Female Healthcare announce partnership to develop novel women’s health product
By Dr. Matthew Watson
Hyloris and Purna Female Healthcare announce partnership to develop novel women’s health product
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Hyloris and Purna Female Healthcare announce partnership to develop novel women’s health product
Silence Therapeutics plc Announces $45 Million Private Placement
By Dr. Matthew Watson
THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION FOR THE PURPOSES OF ARTICLE 7 OF THE MARKET ABUSE REGULATION (EU) NO. 596/2014 AS IT FORMS PART OF LAW IN THE UNITED KINGDOM BY VIRTUE OF THE EUROPEAN UNION (WITHDRAWAL) ACT 2018. IN ADDITION, MARKET SOUNDINGS WERE TAKEN IN RESPECT OF THE MATTERS CONTAINED IN THIS ANNOUNCEMENT, WITH THE RESULT THAT CERTAIN PERSONS BECAME AWARE OF SUCH INSIDE INFORMATION. UPON PUBLICATION OF THIS ANNOUNCEMENT THIS INFORMATION IS NOW CONSIDERED TO BE IN THE PUBLIC DOMAIN AND SUCH PERSONS SHALL THEREFORE CEASE TO BE IN POSSESSION OF INSIDE INFORMATION.
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Silence Therapeutics plc Announces $45 Million Private Placement
Orchard Therapeutics Announces $150 Million Strategic Financing
By Dr. Matthew Watson
Strengthened Financial Position Supports Execution into the First Half of 2023 Strengthened Financial Position Supports Execution into the First Half of 2023
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Orchard Therapeutics Announces $150 Million Strategic Financing
IGM Biosciences to Present at the Guggenheim Healthcare Talks 2021 Idea Forum Oncology Day
By Dr. Matthew Watson
MOUNTAIN VIEW, Calif., Feb. 05, 2021 (GLOBE NEWSWIRE) -- IGM Biosciences, Inc. (Nasdaq: IGMS), a clinical-stage biotechnology company focused on creating and developing engineered IgM antibodies, today announced that Fred Schwarzer, Chief Executive Officer, will participate in a fireside chat at the Guggenheim Healthcare Talks 2021 Idea Forum Oncology Day on February 12, 2021 at 2:00 p.m. ET. The conference will be held in a virtual meeting format.
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IGM Biosciences to Present at the Guggenheim Healthcare Talks 2021 Idea Forum Oncology Day
Zentalis Pharmaceuticals to Participate in Two Upcoming Investor Conferences
By Dr. Matthew Watson
NEW YORK and SAN DIEGO, Feb. 05, 2021 (GLOBE NEWSWIRE) -- Zentalis Pharmaceuticals, Inc. (Nasdaq: ZNTL), a clinical-stage biopharmaceutical company focused on discovering and developing small molecule therapeutics targeting fundamental biological pathways of cancers, today announced that Anthony Sun, MD, Chairman and Chief Executive Officer of Zentalis, will participate in fireside chats at two upcoming virtual investor conferences.
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Zentalis Pharmaceuticals to Participate in Two Upcoming Investor Conferences
Neoleukin Therapeutics to Participate in Guggenheim Healthcare Talks 2021 Oncology Days
By Dr. Matthew Watson
SEATTLE, Feb. 05, 2021 (GLOBE NEWSWIRE) -- Neoleukin Therapeutics, Inc., “Neoleukin” (NASDAQ:NLTX), a biopharmaceutical company utilizing sophisticated computational methods to design de novo protein therapeutics, today announced that Jonathan Drachman, M.D., Chief Executive Officer, will participate in a fireside chat during the Guggenheim Healthcare Talks | 2021 Oncology Days on Friday, March 12, 2021 at 3 p.m. Eastern Time.
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Neoleukin Therapeutics to Participate in Guggenheim Healthcare Talks 2021 Oncology Days
Spero Therapeutics Provides Update on SPR720 Phase 2a Clinical Trial
By Dr. Matthew Watson
CAMBRIDGE, Mass., Feb. 05, 2021 (GLOBE NEWSWIRE) -- Spero Therapeutics, Inc. (Nasdaq: SPRO), a multi-asset clinical-stage biopharmaceutical company focused on identifying, developing and commercializing treatments in high unmet need areas involving multi-drug resistant bacterial infections and rare diseases, today announced that the United States Food and Drug Administration (FDA) informed Spero that a clinical hold has been placed on its Phase 2a clinical trial of SPR720, Spero’s investigational oral antimicrobial agent being evaluated in patients with nontuberculous mycobacterial pulmonary disease (NTM-PD).
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Spero Therapeutics Provides Update on SPR720 Phase 2a Clinical Trial
Soleno Therapeutics Provides Recap of Key Opinion Leader Webinar on DCCR for Treatment of Prader-Willi Syndrome
By Dr. Matthew Watson
Recent analysis of Phase 3 DESTINY PWS limited to data collected before the onset of the COVID-19 pandemic shows statistical significance in the primary and key secondary endpoints Recent analysis of Phase 3 DESTINY PWS limited to data collected before the onset of the COVID-19 pandemic shows statistical significance in the primary and key secondary endpoints
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Soleno Therapeutics Provides Recap of Key Opinion Leader Webinar on DCCR for Treatment of Prader-Willi Syndrome
CRISPR Therapeutics to Participate in the Guggenheim Healthcare Talks 2021 Oncology Day
By Dr. Matthew Watson
ZUG, Switzerland and CAMBRIDGE, Mass., Feb. 05, 2021 (GLOBE NEWSWIRE) -- CRISPR Therapeutics (Nasdaq: CRSP), a biopharmaceutical company focused on creating transformative gene-based medicines for serious diseases, today announced that members of its senior management team are scheduled to participate in the Guggenheim Healthcare Talks 2021 Oncology Day on Friday, February 12, 2021, at 3:30 p.m. ET.
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CRISPR Therapeutics to Participate in the Guggenheim Healthcare Talks 2021 Oncology Day
GBT Announces New Employment Inducement Grants
By Dr. Matthew Watson
SOUTH SAN FRANCISCO, Calif., Feb. 05, 2021 (GLOBE NEWSWIRE) -- Global Blood Therapeutics, Inc. (GBT) (NASDAQ: GBT) today announced that on February 1, 2021, the compensation committee of GBT’s board of directors granted 14 new employees restricted stock units for an aggregate of 103,450 shares of the company’s common stock. These awards were made under GBT’s Amended and Restated 2017 Inducement Equity Plan (the Plan).
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GBT Announces New Employment Inducement Grants
Denali Therapeutics to Present New Data on ETV:IDS (DNL310) for the Potential Treatment of Hunter Syndrome at WORLDSymposium™
By Dr. Matthew Watson
– Management to host webinar for analysts on Friday, Feb. 12, at 8:00 a.m. Eastern Time – – Management to host webinar for analysts on Friday, Feb. 12, at 8:00 a.m. Eastern Time –
Bespoke Extracts Welcomes Trend Expert Carly Stojsic as New Director of Marketing
By Dr. Matthew Watson
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Bespoke Extracts Welcomes Trend Expert Carly Stojsic as New Director of Marketing
Trading in Novo Nordisk shares by board members, executives and associated persons on 3-4 February 2021
By Dr. Matthew Watson
Bagsværd, Denmark, 5 February 2021 — This company announcement discloses the data of the transaction(s) made in Novo Nordisk shares by the company’s board members, executives and their associated persons in accordance with Article 19 of Regulation No. 596/2014 on market abuse.
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Trading in Novo Nordisk shares by board members, executives and associated persons on 3-4 February 2021