Hamster sperm fertilizing a hamster oocyte. This scanning electron micrograph shows hamster sperm fertilizing a hamster oocyte. Fertilization was performed in vivo. Sperm are shown binding to the out...

Scanning EM of a 24 hr (prim-5) Zebrafish embryo, fractured to reveal the neural tube, migrating neural crest cells, the notochord and the somites. Specimens were chemically fixed critically point ...

Scanning EM of a 24 hr (prim-5) Zebrafish embryo, showing the fibrous extracellular matrix connecting the mesoderm to the migrating neural crest cell. Specimens were chemically fixed critically poi...

High magnification scanning EM of the extracellular matrix of the notochord sheath. Specimens were chemically fixed critically point dried, and sputter coated with gold/palladium. This image is par...

Scanning electron microscope image of cross-section through a Solenostemon scutellarioidesi (coleus) stem. The image shows the outer epidermal layer, cortex, vascular bundles, and a central pith. Thi...

Scanning electron microscope image of cross-section through a Solenostemon scutellarioidesi (coleus) stem. This image is a high magnification view of CIL 40378 showing x-section through the vascular b...

Scanning electron microscope image of the epidermal surface of a Solenostemon scutellarioidesi (coleus) stem. The image shows two trichomes (hair-like projections). This image is part of a group on b...

Scanning electron microscope image of cross-section through a Solenostemon scutellarioidesi (coleus) stem. The image shows trichomes (hair-like projections) on the surface of the epidermis. This imag...

Scanning electron microscope image of cross-section through Helianthus annuus (sunflower) stem. The image shows the outer epidermal layer, followed by the cortex and then large vascular bundles. The v...

Scanning electron microscope image of a cross-section through a Helianthus annuus (sunflower) vascular bundle, showing the vascular cambium between the phloem and xylem. This image is part of a group ...