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Pollen from multiple sunflower cultivars and species reduces a common bumblebee gut pathogen

Gentle swirling is always the preferred method

Always gives me good energy

Changes in fluorescence intensity were expressed as the ratio of raw fluorescence intensity (F) to the initial value of fluorescence intensity (F0) (F/F0)

How you organize the building blocks really tells you what kind of effect you are going to have. Synthetic or lab-made peptides can mimic those the body makes naturally, but with tweaks to make the compound more druglike, says Eileen Kennedy, president-elect of the nonprofit American Peptide Society