Rats with implanted telemetry transponders were blood sampled by jugular puncture, periorbital puncture or tail vein puncture, or sampled by jugular puncture in carbon dioxide (CO2), isoflurane or without anaesthesia in a crossover design. Heart rate, blood pressure and body temperature were registered for three days after sampling. Initially blood pressure increased, but shortly after sampling...

In preterm babies both haemoglobin and total neutrophil count values from capillary sites are significantly and variably higher than those from simultaneous arterial samples. Comparing simultaneous venous and arterial samples, the mean haemoglobin was slightly higher but the total neutrophil counts were similar.

long-term availability of reprints means that the reports will be more accessible to a wider audience than much work which is conventionally published. One important feature of the I.R.C.S. is that it will provide ready access to work done in non-English-speaking parts of the world. At the mome:nt scitntists from such countries are usually fully aware of what is published in English language jo...