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Haematococcus pluvialis is a freshwater species of Chlorophyta from the family Haematococcaceae. Haematococcus pluvialis is the richest source of natural astaxanthin.

Red garden flowers that grow well even in the harsh summer desert climate.

Virus bacteria background. 3d illustration

stx2a is a subtype of Shiga toxin-producing E. coli (STEC) linked to Hemolytic Uremic Syndrome (HUS), a severe condition impacting kidney function and blood clotting. STEC poses a significant risk of foodborne illness and can spread within communities including family members.

Close-up of the red blossoms of the quince. The yellow pollen in the center can be seen. There are drops of water on the petals

Medicinal plant ginseng flower in garden

Chaenomeles japonica branches with beautiful red flowers and green leaves

Red garden geranium closeup

Haematococcus pluvialis green and cyst algae under microscopic view, empty space - haematocyst, active and resting cells, strong antioxidant astaxanthin

Lagerstromia flower, details

False color image of diatom under the microscope

Beautiful NSW flowering Christmas bush - Ceratopetalum Gummiferum, background with copy space, full frame horizontal composition

red ribbon of the AIDS prevention campaign, kidney cancer, head and neck cancer, hepatitis. Ribbon isolated on white background. Blood donation awareness.

Crocosmia Lucifer - Montbretia - flowering in Summer in Pembrokeshire, Wales.

Tatar maple or Tatarian maple tree, Acer tataricum

Liver Fluke Section under light microscope with white background

Haematococcus pluvialis green and cyst algae under microscopic view - haematocyst, active and resting cells, strong antioxidant astaxanthin

Pomegranate blossoms

Japanese quince flowers. Chaenomeles, small red flowers in spring

Photomicrograph of flatworm,

Growth of E coli. Urine culture in macconkey agar media.

Microscopic image of ascaris cross section

Backgrounds of Bacteria and Mold under the microscope in Lab.

red blood petri dish on white background

Colonies of microorganisms found in the environment, growing in a Petri dish, mainly fungi.

Orchids

Bacteria Gram positive in sputum gram stain.red background.

Pentas lanceolata, also called Egyptian star clusters or star flower, is native from Yemen to East Africa. It blooms all summer long to autumn frost, with clusters of starry flowers. The color of flower ranges from red, pink, lilac and white. It is one of the best butterfly-attracting flowers.

Cross section leaf of plant under the light microscope view for botany education.

Red Phoenix flower

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