ZAM ZAM Medical STORE

03/01/2026

Chinese surgeons saved a woman's ear by grafting it onto her foot for five months before successfully reattaching it to her head.

When a factory worker named Sun suffered a catastrophic industrial accident that tore away her scalp and severed her ear, the extensive vascular damage made immediate reattachment impossible. To save the organ, a microsurgery team at Shandong Provincial Hospital, led by Dr. Qiu Shenqiang, performed a high-stakes 'heterotopic graft.' The surgeons attached the severed ear to the top of the woman’s foot, choosing the site because its blood vessels closely match the size and structure of those in the ear. This radical approach allowed the delicate tissue—reconnected via vessels as thin as 0.2 millimeters—to stay alive while the patient’s primary injuries healed.

The preservation process was a technical marathon, requiring nearly 500 individual manual bloodletting interventions over five days to maintain healthy circulation when the ear began to darken. While the ear was maintained on her foot, surgeons reconstructed the woman’s scalp and neck using skin grafts from her abdomen. Five months later, once the swelling subsided and the blood supply stabilized, the team successfully performed a final six-hour surgery to return the ear to its original position. The patient has since been discharged with her facial structure and tissue function largely restored, marking a historic milestone in reconstructive microsurgery.

source: Jedikovska, G. (2025, December 26). World-first: Chinese surgeons preserve woman’s torn-off ear by grafting it onto her foot. Interesting Engineering.

25/06/2025

Made from a unique blend of hyaluronic acid and hydroxyapatite nanoparticles, this hydrogel mimics the natural structure of bone. When paired with specific systemic treatments, it has been shown to increase bone density by up to five times in localized areas within weeks.

This innovation brings new hope for treating conditions like osteoporosis, offering a minimally invasive option to improve bone health and prevent fractures. It's a game-changer for millions worldwide who face bone-related challenges, showcasing how advanced materials science and medicine can transform lives.

23/06/2025

Scientists just discovered a new organ in the human body.

We thought we knew the human organs. We were wrong, and the full function of this organ is still being uncovered.

In a discovery that reshapes our understanding of human anatomy, scientists have officially recognized the mesentery as a new organ.

Once dismissed as a fragmented, minor structure in the abdominal cavity, new research shows that the mesentery is actually a continuous organ that holds the intestines in place.

This finding has been acknowledged in leading medical references like Gray’s Anatomy and is now part of standard medical education.

Led by Professor J Calvin Coffey in Ireland, the reclassification of the mesentery is more than just a naming change—it opens the door to a new medical field: mesenteric science.

Although its full functions are still being uncovered, researchers believe the mesentery plays a critical role in digestive health and disease. Studying it could lead to major breakthroughs in treating abdominal disorders, reminding us that even in the 21st century, the human body still holds secrets waiting to be discovere.

21/06/2025

Sildenafil - also known as Vi**ra - can help human stem cells transform into osteoblasts which help the human skeleton regenerate as it is completely replaced roughly once every 10 years.

As humans get older, they lose more bone than is built, increasing the risk of breaks or osteoporosis, which makes bones brittle and painful.

Follow-up tests on mice by Peking University also suggested a prevention of bone loss.

Dr Menglong Hu and Dr Likun Wu told MailOnline: 'Our findings offer new insights into the physiological effects of the medicine.

06/06/2025

Japan is pushing the boundaries of medical science with the development of an artificial womb system, aimed at supporting premature and critically ill fetuses. The device, part of the "EVE therapy" project, simulates the womb environment using a biobag filled with nutrient-rich fluids and connected to life-support tubes that mimic the placenta.

Although the idea of full external gestation remains a distant goal, early experiments on animals show promising results. This technology could soon revolutionize neonatal care, reducing complications from premature births and increasing survival rates. As research progresses, bioethics committees are closely evaluating the societal, legal, and emotional implications of this breakthrough.

31/05/2025

✂️ Scientists just cut HIV out of immune cells using CRISPR!

And the cells stayed HIV-free even after re-exposure. A cure could finally be within reach.

In a groundbreaking advance, scientists have successfully used CRISPR/Cas9 gene editing to eliminate HIV-1 DNA from the genomes of human immune cells. Unlike existing treatments that suppress the virus, this method completely removes the genetic blueprint of HIV from infected T-cells.

In lab tests using cells from real patients, not only was the virus removed, but the edited cells also resisted reinfection—an unprecedented level of viral control.

The study marks a crucial step toward a potential cure for HIV. Current antiretroviral therapies require lifelong adherence and only manage the infection; stopping treatment typically allows the virus to return. By contrast, the CRISPR technique offers a permanent solution by targeting and excising the virus at the genetic level, with no observed toxicity. This breakthrough may pave the way for clinical treatments that fully eradicate HIV reservoirs in the body—long considered one of the biggest challenges in the global fight against the disease.

24/05/2025

BREAKTHROUGH: A new drug restores vision by regenerating retinal nerves

In a groundbreaking breakthrough, researchers at South Korea’s KAIST have developed a drug that regenerates retinal nerves and restores vision — something previously thought impossible in mammals.

By targeting the protein PROX1, which blocks retinal cell regeneration, the treatment reversed vision loss in disease-model mice and maintained the effect for over six months.

This marks the first time scientists have successfully achieved long-term nerve regeneration in the mammalian retina, potentially transforming treatment options for millions suffering from degenerative retinal diseases like retinitis pigmentosa.

The therapy uses an antibody to intercept and eliminate PROX1 before it inhibits Müller glia, the retinal support cells critical for neuron regeneration in fish but largely dormant in mammals.

Developed by biotech startup Celliaz Inc., the antibody effectively reactivates these cells' regenerative capabilities.

With plans for clinical trials by 2028, this discovery signals a hopeful future for those with currently untreatable vision loss and highlights the power of translating biological insights from nature into medical innovation.

01/05/2025

18/10/2024

Scientists Say Mosquitoes Really Do Prefer Biting Some People Over Others:

It's not a myth — mosquitoes honesty do attack some people more often.

Specifically, experts say mosquitoes prefer to bite pregnant women and people with Type O blood over Type A or B.

They’re also attracted to the carbon dioxide that humans emit, and bigger people tend to give off more carbon dioxide, making them more susceptible to mosquito bites. Drinking alcohol and exercising raises the metabolic rate, making individuals more attractive to mosquitoes.

Pregnant women attract more mosquitoes due to their higher body temperatures and exhalation of more carbon dioxide.

Mosquitoes find sweating individuals more attractive as lactic acid in sweat is one of their favorite foods. Mosquitoes are attracted to the unique body odor caused by a mix of microbes and chemicals that humans produce.

Different mosquitoes have different biting habits, with some being more attracted to Limburger cheese or smelly feet. Dark-colored clothing attracts more mosquitoes than lighter colors.

Research suggests that genetics may play a role in whether someone attracts or repels mosquitoes. Some people naturally produce mosquito repellents due to their body's efficient processing of steroids and cholesterol.