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6. The method of claim 1, wherein the antigens comprise a lysate of HIV-2 and the antigens are capable of being immunologically recognized by serum of a patient afflicted with Lymphadenapathy Syndrome (LAS), Acquired Immune Deficiency Syndrome (AIDS), or AIDS Related Complex (ARC).
7. The method of claim 1, wherein the antigens comprise at least one protein or glycoprotein of HIV-2 selected from the group consisting of p16, p26, gp 36, and gp 130-140.
8. The method of claim 1, wherein the antigens comprise p16 and p26 proteins of HIV-2.
9. The method of claim 1, wherein the antigens comprise gp 36 glycoprotein of HIV-2.
10. The method of claim 1, wherein the antigens comprise gp 130-140 glycoprotein of HIV-2.
11. The method of claim 1, wherein the antigens comprise p26 protein and gp36 glycoprotein of HIV-2.
12. The method of claim 1, wherein the antigens comprise p26 protein and gp 36 glycoprotein and gp 130-140 glycoprotein of HIV-2.
13. The method of claim 1, wherein the antigens comprise p16 and p26 proteins and gp 130-140 glycoproteins of HIV-2.
14. The method of claim 1, wherein the biological fluid is also contacted with antigens indicative of Human Immunodeficiency Virus Type 1 (HIV-1), which are capable of binding to human antibodies, in an amount sufficient to detect the presence or absence of human antibodies which bind to antigens of HIV-1, wherein said antigens comprise protein antigen, glycoprotein antigen, peptide antigen, or a mixture thereof indicative of HIV-1.
15. The method of claim 14, wherein the antigens of HIV-1 are selected from the group consisting of p18, p25, gp 41-43, gp 110/120, and mixtures thereof, of HIV-1.
16. The method of claim 14, wherein the antigens of HIV-1 comprise p25 and gp 41 of HIV-1.
17. The method of claim 14, wherein the antigens are isolated from lysates of HIV-1 and HIV-2 by affinity chromatography and fixed to a water-insoluble support.
18. The method of claim 1, wherein the antigens are fixed to a water-insoluble support.
19. The method of claim 1, wherein the antigens are fixed to water-insoluble spheres.
20. The method of claim 1, wherein the antigens are fixed to water-insoluble agarose spheres.
21. The method of claim 1, wherein the antigens are fixed to wells of a titration microplate.
22. The method of claim 1, wherein the antigens do not immunologically cross-react with p19 protein or p24 protein of human T-lymphotropic virus type 1 (HTLV-I) or of human T-Lymphotropic virus type 2 (HTLV-II).
23. A diagnostic kit for the detection of the presence or absence of human antibodies which bond to antigens of Human Immunodeficiency Virus Type 2 (HIV-2) indicative of lymphadenopathy, wherein said antigens comprise protein antigen, glycoprotein antigen, peptide antigen, or a mixture thereof, and wherein said kit comprises
antigens of HIV-2,
a reagent to detect antigen-antibody complexes that comprise said antigens,
a biological reference material lacking antibodies that immunologically bind with said antigens,
a comparison sample comprising antibodies of HIV-2, and
wherein said antigens, reagent, and biological reference material are present in an amount sufficient to perform said detection.
24. The diagnostic kit of claim 23, wherein said immune complexes are detected by employing immunological labels selected from the group consisting of radioisotopes, enzymes, and fluorescent labels.
25. The diagnostic kit of claim 23, wherein said kit also contains antigens of Lymphadenopathy Associated Virus Type 1 (LAV-1), wherein said antigens comprise a mixture of protein, glycoprotein, and peptides of Lymphadenopathy Associated Virus Type 1 (LAV-1) capable of binding to human antibodies, in an amount sufficient to detect the presence or absence of human antibodies which bind to antigens of LAV-1.
26. An in vitro diagnostic method for the detection of the presence or absence of human antibodies which bind to antigens indicative of a human retrovirus, which is Human Immunodeficiency Virus Type 2 (HIV-2), wherein said antigens comprise protein antigen, glycoprotein antigen, peptide antigen, or a mixture thereof indicative of HIV-2, and wherein said method comprises
contacting said antigens with a biological fluid for a time and under conditions sufficient for the antigens and antibodies in the biological fluid to form an antigen-antibody complex, wherein said antigens are substantially free of viral particles, and
detecting the formation of the complex.
27. The method of claim 26, wherein the biological fluid is human serum.
28. The method of claim 26, wherein the antigen is a peptide.
29. The method of claim 26, wherein the antigen is a glycoprotein.
30. The method of claim 26, wherein said antigen is labeled with a immunoassay label selected form the group consisting of radioisotopes, enzymes, and fluorescent labels.
31. The method of claim 26, wherein the human retrovirus is LAV-2.
32. The method of claim 21, wherein the human retrovirus is a human retroviral variant of LAV-2 which is cytopathic for human lymphocytes.
33. The method of claim 26, wherein the antigens are derived from a retrovirus having the characteristics of the virus deposited under culture collection accession number C.N.C.M. No. I-502.
34. The method of claim 26, wherein the antigens are derived from a retrovirus having the characteristics of the virus deposited under culture collection accession number C.N.C.M. No. I-532.
35. The method of claim 26, wherein the antigens comprise an extract of HIV-2, and the antigens are capable of being immunologically recognized by sera of a patient afflicted with Lymphadenopathy Syndrome (LAS), Acquired Immune Deficiency Syndrome (AIDS), or AIDS Related Complex (ARC).
36. The method of claim 26, wherein the antigen is an external envelope protein of HIV-2.
37. The method of claim 26, wherein the antigen is a transmembrane protein.
38. The method of claim 26, wherein the antigen is a major core protein of HIV-2.
39. The method of claim 26, wherein the antigen is a core protein of HIV-2, other than a major core protein of HIV-2.
40. The method of claim 26, wherein the antigens comprise at least one protein or glycoprotein of HIV-2 selected from the group consisting of p16, p26, gp 36, and gp 130-140.
41. The method of claim 26, wherein the antigens comprise p16 and p26 proteins of HIV-2.
42. The method of claim 26, wherein the antigens comprise gp 36 glycoprotein of HIV-2.
43. The method of claim 26, wherein the antigens comprise gp 130-140 glycoprotein of HIV-2.
44. The method of claim 26, wherein the antigens comprise p26 protein and gp36 glycoprotein of HIV-2.
45. The method of claim 26, wherein the antigens comprise p26 protein and gp 36 glycoprotein and gp 130-140 glycoprotein of HIV-2.
46. The method of claim 26, wherein the antigens comprise p16 and p26 proteins and gp 130-140 glycoproteins of HIV-2.
47. The method of claim 26, wherein the biological fluid is also contacted with antigens indicative of Human Immunodeficiency Virus Type 1 (HIV-1), which are capable of binding to human antibodies, in an amount sufficient to detect the presence or absence of human antibodies which bind to antigens of HIV-1.
48. The method of claim 47, wherein the antigens of HIV-1 are selected from the group consisting of p18, p25, gp 41-43, gp 110/120, and mixtures thereof, of HIV-1.
49. The method of claim 26, wherein the antigens are from disrupted whole virus particles present in the lysate or isolated therefrom.
50. A diagnostic kit for the detection of the presence or absence of human antibodies which bind to antigens indicative of Human Immunodeficiency Virus Type 2 (HIV-2), wherein said antigens comprise protein antigen, glycoprotein antigen, peptide antigen, or a mixture thereof indicative of HIV-2, and wherein said kit comprises
said antigens,
a reagent to detect antigen-antibody complexes that comprise said antigens,
a biological reference material lacking antibodies that immunologically bind with said antigens,
a comparison sample comprising antibodies of HIV-2, and
wherein said antigens, reagent, and biological reference material are present in an amount sufficient to perform said detection.
51. The kit of claim 50, wherein the antigen is a peptide.
52. The kit of claim 50, wherein the antigen is a glycoprotein.
53. The kit of claim 50, wherein said antigen is labeled with an immunoassay label selected from the group consisting of radioisotopes, enzymes, and fluorescent labels.
54. The kit of claim 50, wherein the antigens comprise an extract or a lysate of HIV-2, and the antigens are capable of being immunologically recognized by sera of a patient afflicted with Lymphadenopathy Syndrome (LAS), Acquired Immune Deficiency Syndrome (AIDS), or AIDS Related Complex (ARC).
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