1 Turner painting finally influenced others - it has its ups and downs (6,7)
9 Templar's commanderie made us upset (3,3)
11 Broadcasting name for daughter in scrambled radio (2,3)
13 Part of excavator, in retrospect, was to get rid of the dust (3)
14 Land quickly went cold when covered in iron (6)
15 Indiscriminatory alliance (4)
17 Turn and run in areas for public assembly (5)
18 French city, one in revolutionary rise (3)
20 A small amount of Armenian money (4)
21 Particular blood type consumed by minute parasites with evil intent (6)
23 Farmer spreading seed is worse off (5)
24 Guzzle back stuff (4)
25 Midge guard regularly repelled last of plague? (3)
26 Retired policeman hiding in a cell, that stings! (5)
28 At home, gutted catfish move slowly (4)
29 Greek goddess shaved head for a while (3)
30 Underground bath next to fire's ember (4)
31 Came across aluminium or silver, perhaps (5)
32 Hormonal treatment occasionally taken in secret (3)
33 Murderer is able to swallow iodine (4)
34 Prime minister with top quality bread (5)
36 Flower in Thailand naughtliy hiding naturist's clothes (6)
38 Awkward rite of passage (4)
39 Affection from a Scot leads to land of enchantment (3)
40 Animal's length of DNA's first sign of transformation (5)
41 Grandma's a bit of a fool (4)
43 Tortured stimuli, I forgot, might lead to feverish picking at bedsheets (6)
44 Sensible amount to consume in Cardiff (3)
45 Sharp danger coming after bishop (5)
46 UFO set to be wrecked by unborn child (6)
47 Physicist inters in fake organisation (8)