0 a small amount of something that shows you what the rest is or should be like:
1 a small part of a song that has been recorded and used to make a new piece of music
2 to taste a small amount of food or drink to decide if you like it:
3 to record part of a song and use the recording to make a new piece of music:
4 a small amount of something which shows what the rest is or should be like:
Studies with larger samples and a longer f ollow-up per iod are justif ied.
A crystal of phenylthiourea was added to samples to be used for electrophoresis to inhibit melanin formation.
Positive samples were then re-tested with a negative control between each positive reaction for confirmation.
Bars represent the average concentration (in dry weight) for groups of samples taken from fish at different time points after vaccination.
Then 100 ml of serum samples were added at a dilution of 1 : 100.
The sampling methods were of necessity a compromise.
Nine out of the 14 samples of pooled abdomens (64 %) were positive in late spring/early summer.
Equal amount of proteins was loaded for all samples.
