Table 3. Variation in MLH1 count and distribution in males from karotypically diverse vole species.

Species	Animal	2N	aFN	No. large autosome arms	No. cells	Fraction of chromosomes				Fraction of achiasmate arms	Average MLH1	SD MLH1
						0 MLH1 foci	1 MLH1 focus	2 MLH1 foci	3 MLH1 foci
M. montanus	1	24	44	38	54	0.0034	0.1515	0.7879	0.0556	0.1600	20.91	1.23
M. mogollonensis	1	44	54	50	18	0.0053	0.7937	0.2010	0	0.1376	25.11	1.28
M. mogollonensis	2	44	54	50	45	0.0053	0.8233	0.1714	0.0011	0.1510	24.56	1.18
Total					63	0.0053	0.815	0.1800	0.0008	0.1469	24.71	1.22
M. ochrogaster	1	54	64	52	12	0.0160	0.9231	0.0609	0	0.2273	27.17	1.80
M. ochrogaster	2	54	64	52	47	0.0033	0.9828	0.0147	0	0.2308	26.32	0.75
Total					59	0.0059	0.9707	0.0241	0	0.2300	26.49	1.09
M. pennsylvanicus	1	46	50	48	7	0.0130	0.9156	0.0714	0	NA	23.29	1.70
M. pennsylvanicus	2	46	50	48	23	0.0079	0.9012	0.0889	0.0020	NA	23.87	1.18
M. pennsylvanicus	3	46	50	48	20	0.0159	0.8910	0.0910	0.0023	NA	23.75	1.18
Total					50	0.0118	0.8991	0.0873	0.0018	NA	23.74	1.50