 
 <prompt> Wetin be di second vaccine wey dem produce? Given di previous question, write a context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: Early progress towards di development of vaccines happun throughout dis period, mainly for di form of academic and government-funded basic research wey dey directed towards di identification of di pathogens wey dey responsible for common communicable diseases. For 1885 Louis Pasteur and Pierre Paul Émile Roux create di first rabies vaccine. Di first diphtheria vaccines dey produced for 1914 from a mixture of diphtheria toxin and antitoxin (produced from di serum of an inoculated animal), but di safety of di inoculation dey small and e no dey widely used. United States record 206,000 cases of diphtheria for 1921 wey result in 15,520 deaths. For 1923 parallel efforts by Gaston Ramon for di Pasteur Institute and Alexander Glenny for di Wellcome Research Laboratories (later part of GlaxoSmithKline) lead to di discovery say a safer vaccine fit dey produced by treating diphtheria toxin with formaldehyde. For 1944, Maurice Hilleman of Squibb Pharmaceuticals develop di first vaccine against Japanese encephelitis. Hilleman go later move go Merck where e go play key role for di development of vaccines against measles, mumps, chickenpox, rubella, hepatitis A, hepatitis B, and meningitis. 