In 1628, the concept of circulation in the human body was introduced and in 1642, Dutch scientist Anthony van Leeuwenhoek constructed a microscope and distinguished blood cells.

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For nearly 300 years, cell biology has been largely an observational science. Robert Hooke in 1665 saw structures under the microscope that he called cells. Anthony van Leeuwenhoek discovered cellular ...

Anthony Von Leeuwenhoek, in the 17th century, was the first to observe bacteria using a microscope. Edward Jenner developed the smallpox vaccine in 1796, pioneering immunization practices.

* Antony van Leeuwenhoek (1632-1723), unlearned Dutch merchant’s clerk, was first man to recognize bacteria and protozoa with a microscope.

In the 1680s, 1 Antony van Leeuwenhoek, a Dutch microbiologist who invented the compound microscope, investigated, illustrated, and described the size and shape of red blood cells. 2 The invention of ...

Nature - Antony van Leeuwenhoek and his “Little Animals”: being some Account of the Father of Protozoology and Bacteriology and his Multifarious Discoveries in these Disciplines.

DEC. 23, 1702: Antony van Leeuwenhoek spots the 50,000th microbe he has observed swimming around in what he had previously believed to be crystal-clear pond water. "I can't believe I used to drink ...

ON October 24, 1632, four days after the birth of Sir Christopher Wren at East Knoyle, Wiltshire, the tercentenary of which has just been celebrated, Antony van Leeuwenhoek, the eminent Dutch ...

Under the microscope a drop of pond scum can give hours of delightful study. What feels between the fingers like slime is, microscopically, an open lake crowded with queer vegetable and animal ...

Why do we tend to overlook the importance of feelings in understanding the behavior of human beings?