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a precursor cell, also called a blast cell or simply blast, is a type of partially differentiated, usually unipotent cell that has lost most or all of the stem cell multipotency.
plant Stem of Nymphaea tetragona T.S. under light mircoscope with white background
Ruedesheim, Germany - 22 July 2012: Balkons with flowers in Hotel Altdeutsche Weinstube
Aspergillus fumigatus is one of the most common Aspergillus species to cause disease in individuals with an immunodeficiency. This pathogen primarily causes invasive infection in the lung.
The Pantiles News on The Pantiles at Royal Tunbridge Wells in Kent, England. This is a news agency, with contact details visible.
The Microscopic World. Drop of jam under the microscope.
Kenmare, Ireland - 23rd September, 2020: Exterior view of a small hotel and restaurant in Kenmare. Kenmare is a popular stopping off point on the Ring of Kerry, Ireland.
3D Illustration Concept of Human Respiratory System Lungs Anatomy
Leeds, UK - May 21, 2024:Historical buildings at street of Leeds England UK
lymphatic system - front view
Kingsbridge, UK. 19 June 2024. People entering Market Hall in Kingsbridge in Devon
anther of lily flower, Lilium brownii, science plant cell micrograph
Whitstable Nutrition Health Food Shop at Whitstable in Kent, England. This is a commercial venue.
Branching budding yeast cells with pseudohyphae in urine sample fine with microscope.
Quaint town in the Cotswolds, England
Hawkshead, England - July 10, 2014: The beautiful summer weather spell continues in the English Lake District at the popular tourist destination of Hawkshead
Méaudre, Le Vercors, France: The old Hotel de la Poste in the heart of Méaudre, about 40 kilometers southwest of Grenoble. Though the sign remains, the building is currently a market and restaurant-cafe. The small village of Meaudre is located in the Vercors Regional Natural Park.
Trichinella spiralis larvae in muscle tissue under the microscope. Trichinella spiralis is a nematode parasite responsible for trichosis and affecting mammals.
Swanage, UK. 4 September 2023. People walk around Shops and restaurants in Swanage, Dorset.
medically accurate illustration of the circulatory system - hip
H Meakin & Sons Butcher's Shop on Derby Street of Leek in Staffordshire, England
The human brain has many properties that are common to all vertebrate brains, including a basic division into three parts called the forebrain, midbrain, and hindbrain.
Cardiac allograft vasculopathy (CAV) is a major factor limiting long-term survival after cardiac transplantation. CAV is an accelerated form of coronary artery disease (CAD) that is characterized by concentric fibrous intimal hyperplasia along the length of coronary vessels.
blood smear
Kendal, United Kingdom: September 02, 2021:View northwards along Highgate from the junction with Gillinggate, in the country town of Kendal in the Lake District region of England.
The heart is a muscular organ in humans and other animals, which pumps blood through the blood vessels of the circulatory system. Blood provides the body with oxygen and nutrients, as well as assists in the removal of metabolic wastes.The heart is located in the middle compartment of the chest
The Olde Bakewell Pudding Shop in Bakewell, Derbyshire, UK
Vintage photograph of Camille Flammarion, French astronomer, in his study in Paris, 1890s. Nicolas Camille Flammarion FRAS was a French astronomer and author. He was a prolific author of more than fifty titles, including popular science works about astronomy, several notable early science fiction novels
Book of Isaiah - first page with great woodcut. Polish Biblie printed in 1577.
Facade of a commercial venue known as The Royal Oak Pub on Shipbourne Road at Tonbridge in Kent, England
Free Images: "bestof:June 1657) was an English physician. He was the first known to describe completely and in detail the systemic circulation and properties of blood being pumped"
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