Autopsy examination. Pathologist dissecting a corpse during an autopsy examination in a mortuary. An autopsy is performed to find the cause of death, especially if it was sudden or suspicious, or to increase the understanding of a fatal disease.
IVF research. Pipette being used to transfer sperm to a dish during in vitro fertilization (IVF) of mouflon eggs. The mouflon (Ovis orientalis musimon) is a rare type of wild sheep found on the islands of Sardinia and Corsica. During IVF treatment, o
ICSI method of in vitro fertilization. Image 2 of 4. Light micrograph of a human egg (left) being injected with a micro-needle (right) containing a sperm. This method of in vitro fertilization is known as intra-cytoplasmic sperm injection. The inject
ICSI method of in vitro fertilization. Image 1 of 4. Light micrograph of a human egg (left) about to be injected with a sperm contained in a micro- needle (right). This method of in vitro fertilization (IVF) is known as intra-cytoplasmic sperm inject
In vitro fertilisation. Light micrograph of a micro-needle (right) that is being used to inject a human sperm cell into a human egg cell. The tip of a micro-pipette (left) is holding the egg cell in place. This in vitro fertilisation (IVF) technique
Forensic DNA analysis. Pipette being used during DNA analysis of tissue found at a crime scene. DNA (deoxyribonucleic acid) is found in cells, and can be used as a genetic fingerprint to uniquely identify an individual. Modern procedures allow fast p
Collecting evidence. Suction tube device being used to collect evidence from the seat of a car. This tool is used to collect fibres and hairs for later laboratory analysis. It may then be possible to link the fibres and hairs to clothing and hair fro
Cervical smear slides. Close up of the tips of stained cervical smear histological specimens which are to be examined under a microscope. A cervical smear, or pap test (after the papanicolaou used to stain the slides), is a tissue specimen scraped fr
Earthworm (order Haplotaxida). This is an annelid worm that inhabits soil, feeding on organic material. Earthworms are highly beneficial as their movement aerates the soil, while their feeding and excretion recycle nutrients and minerals.